Siegel; Wolfgang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Siegel; Wolfgang.The latest application filed is for "2-(2,4,5-trimethylcyclohex-2-en-1-yl)acetaldehyde and derivatives and their use as aroma chemicals".

Company Profile

17.92.100

Siegel; Wolfgang - Limburgerhof DE
SIEGEL; Wolfgang - Ludwigshafen am Rhein DE
Siegel; Wolfgang - Ludwigshafen DE
Siegel; Wolfgang - Sontheim/Brenz DE
Siegel; Wolfgang - Limbergerhof DE
Siegel; Wolfgang - Limbugerhof DE
Siegel, Wolfgang - Sontheim/Benz DE
Siegel; Wolfgang - Oberndorf DE
Siegel; Wolfgang - Mannheim DE
Siegel; Wolfgang - Ravensburg DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Use of physiological cooling active ingredients, and compositions comprising such active ingredients Grant 11,434,220 - Join , et al. September 6, 2	2022-09-06
2-(2,4,5-trimethylcyclohex-2-en-1-yl)acetaldehyde And Derivatives And Their Use As Aroma Chemicals App 20220274904 - WEINGARTEN; Melanie ; et al.	2022-09-01
1-alkoxyethyl-4-isobutyl-benzene As Aroma Ingredients App 20220251014 - PELZER; Ralf ; et al.	2022-08-11
Synthesis of aliphatic alcohols as aroma chemicals Grant 11,286,224 - Hickmann , et al. March 29, 2	2022-03-29
Process For The Preparation Of Unsaturated Carboxylic Acids By Carbonylation Of Allyl Alcohols And Their Acylation Products App 20220089559 - SCHELWIES; Mathias ; et al.	2022-03-24
Enzymatic Cyclization Of Homofarnesylic Acid App 20210381013 - BREUER; Michael ; et al.	2021-12-09
Process for the preparation of unsaturated carboxylic acids by carbonylation of allyl alcohols and their acylation products Grant 11,192,873 - Schelwies , et al. December 7, 2	2021-12-07
Synthesis Of Chromanol Derivatives App 20210309626 - WEINGARTEN; Melanie ; et al.	2021-10-07
Synthesis Of Chromanol Derivatives App 20210309627 - WEINGARTEN; Melanie ; et al.	2021-10-07
Method for the preparation of (3E,7E)-homofarnesic acid or (3E,7E)-homofarnesic acid ester Grant 11,136,611 - Siegel , et al. October 5, 2	2021-10-05
Method For Producing Carbonic Esters App 20210300858 - Hickmann; Volker ; et al.	2021-09-30
Method for preparing 2'-O-fucosyllactose Grant 11,098,075 - Puhl , et al. August 24, 2	2021-08-24
Method for preparing ethers of cycloaliphatic or araliphatic diols Grant 11,078,146 - Weingarten , et al. August 3, 2	2021-08-03
Low molecular weight modulators of the cold menthol receptor TRPM8 and use thereof Grant 11,044,931 - Subkowski , et al. June 29, 2	2021-06-29
Synthesis Of Aliphatic Alcohols As Aroma Chemicals App 20210188748 - HICKMANN; Volker ; et al.	2021-06-24
Synthesis Of Chromanol And 2-methyl-1,4-naphthoquinone Derivatives App 20210171489 - WEINGARTEN; Melanie ; et al.	2021-06-10
Method For Preparing Ethers Of Cycloaliphatic Or Araliphatic Diols App 20210171427 - WEINGARTEN; Melanie ; et al.	2021-06-10
Enzymatic cyclization of homofarnesylic acid Grant 10,954,538 - Breuer , et al. March 23, 2	2021-03-23
Process for recovering 3-methylbut-3-en-1-ol Grant 10,919,827 - Werner , et al. February 16, 2	2021-02-16
Gas generator support for attaching a gas generator of a vehicle occupant restraint system to a vehicle structure Grant 10,906,498 - Ozyurek , et al. February 2, 2	2021-02-02
Method For The Isomerization Of A 3-(z)-unsaturated Carboxylic Acid To The 3-(e)-isomer App 20210009495 - SCHELWIES; Mathias ; et al.	2021-01-14
Method for the purification of ethoxyquin Grant 10,889,547 - Roy , et al. January 12, 2	2021-01-12
Quinones And Process Of Obtaining Same App 20200407303 - SCHEIN-ALBRECHT; Karin ; et al.	2020-12-31
Process for preparing astacene Grant 10,836,718 - Schaefer , et al. November 17, 2	2020-11-17
Process for preparing an unsaturated alcohol Grant 10,766,840 - Parvulescu , et al. Sep	2020-09-08
Process For Recovering 3-methylbut-3-en-1-ol App 20200239394 - WERNER; Albert ; et al.	2020-07-30
Use Of Physiological Cooling Active Ingredients, And Compositions Comprising Such Active Ingredients App 20200190052 - JOIN; Beno t ; et al.	2020-06-18
Method For The Preparation Of (3e,7e)-homofarnesic Acid Or (3e,7e)-homofarnesic Acid Ester App 20200123586 - SIEGEL; Wolfgang ; et al.	2020-04-23
Use of physiological cooling active ingredients, and agents containing such active ingredients Grant 10,584,134 - Subkowski , et al.	2020-03-10
Process For The Preparation Of Unsaturated Carboxylic Acids By Carbonylation Of Allyl Alcohols And Their Acylation Products App 20200055834 - SCHELWIES; Mathias ; et al.	2020-02-20
Process For Preparing An Unsaturated Alcohol App 20200002255 - PARVULESCU; Andrei-Nicolae ; et al.	2020-01-02
Low Molecular Weight Modulators Of The Cold Menthol Receptor Trpm8 And Use Thereof App 20190350239 - SUBKOWSKI; Thomas ; et al.	2019-11-21
Biocatalytic production of l-fucose Grant 10,428,361 - Navickas , et al. October 1, 2	2019-10-01
Improved Process For Preparing Astacene App 20190292147 - SCHAEFER; Bernd ; et al.	2019-09-26
Low molecular weight modulators of the cold menthol receptor TRPM8 and use thereof Grant 10,398,159 - Subkowski , et al. Sep	2019-09-03
Method For The Purification Of Ethoxyquin App 20190233378 - ROY; Sumana ; et al.	2019-08-01
Method for the hydroformylation of 2-substituted butadienes and the production of secondary products thereof, especially ambrox Grant 10,315,975 - Strautmann , et al.	2019-06-11
Enzymatic Cyclization Of Homofarnesylic Acid App 20190144899 - BREUER; Michael ; et al.	2019-05-16
Gas Generator Support For Attaching A Gas Generator Of A Vehicle Occupant Restraint System To A Vehicle Structure App 20190071045 - Ozyurek; Baki ; et al.	2019-03-07
Production of pyripyropenes from dry biomass Grant 10,150,777 - Ernst , et al. Dec	2018-12-11
Method For The Hydroformylation Of 2-substituted Butadienes And The Production Of Secondary Products Thereof, Especially Ambrox App 20180273458 - STRAUTMANN; JULIA ; et al.	2018-09-27
Method For Preparing 2'-o-fucosyllactose App 20180230176 - PUHL; MICHAEL ; et al.	2018-08-16
Process for continuously preparing di-C.sub.1-3-alkyl succinates Grant 10,047,035 - Demming , et al. August 14, 2	2018-08-14
Process for preparing cyclic alpha-keto alcohols from cyclic alpha-keto enols Grant 10,017,464 - Schafer , et al. July 10, 2	2018-07-10
Process for purifying astaxanthin and canthaxanthin Grant 10,017,466 - Schafer , et al. July 10, 2	2018-07-10
Method For Producing Cyclic Esters App 20180134680 - SIEGEL; Wolfgang ; et al.	2018-05-17
Use Of Physiological Cooling Active Ingredients, And Agents Containing Such Active Ingredients App 20180093997 - Subkowski; Thomas ; et al.	2018-04-05
Process For Continuously Preparing Di-c1-3-alkyl Succinates App 20170342015 - Demming; Stefanie ; et al.	2017-11-30
Method For Producing Astaxanthin Esters App 20170305849 - SCHAFER; Bernd ; et al.	2017-10-26
Process For Purifying Astaxanthin And Canthaxanthin App 20170305850 - SCHAFER; Bernd ; et al.	2017-10-26
Low Molecular Weight Modulators Of The Cold Menthol Receptor Trpm8 And Use Thereof App 20170265510 - SUBKOWSKI; THOMAS ; et al.	2017-09-21
Process for the preparation of (3E, 7E)-homofarnesol Grant 9,758,500 - Weingarten , et al. September 12, 2	2017-09-12
Process for continuously preparing di-C.sub.1-3-alkyl succinates Grant 9,738,588 - Demming , et al. August 22, 2	2017-08-22
Method For Producing Astaxanthin From Astacin App 20170233338 - SCHAFER; Bernd ; et al.	2017-08-17
Process For Preparing Cyclic Alpha-keto Alcohols From Cyclic Alpha-keto Enols App 20170217884 - SCHAFER; Bernd ; et al.	2017-08-03
Use of physiological cooling active ingredients, and agents containing such active ingredients Grant 9,718,839 - Subkowski , et al. August 1, 2	2017-08-01
Process For The Preparation Of (3e, 7e)-homofarnesol App 20170029396 - WEINGARTEN; Melanie ; et al.	2017-02-02
Method for producing linear pentenenitrile Grant 9,493,405 - Jungkamp , et al. November 15, 2	2016-11-15
Process for the preparation of (3E, 7E)-homofarnesol Grant 9,493,385 - Weingarten , et al. November 15, 2	2016-11-15
Process For The Preparation Of (3e, 7e)-homofarnesol App 20160200648 - Bonnekessel-Weingarten; Melanie ; et al.	2016-07-14
Process For The Etherification Of Amino Alcohols App 20160194272 - WEINGARTEN; Melanie ; et al.	2016-07-07
Process For The Etherification Of Amino Alcohols With Metal Alcoholates App 20160194273 - WEINGARTEN; Melanie ; et al.	2016-07-07
Process For The Etherification Of Amino Alcohols At Low Temperatures App 20160176803 - WEINGARTEN; Melanie ; et al.	2016-06-23
Method For Producing Linear Pentenenitrile App 20160168082 - Jungkamp; Tim ; et al.	2016-06-16
Process For Continuously Preparing Di-c1-3-alkyl Succinates App 20160083328 - Demming; Stefanie ; et al.	2016-03-24
Production of Pyripyropenes from Dry Biomass App 20160046645 - ERNST; Burkhard ; et al.	2016-02-18
Isomerization of olefinic compounds Grant 9,221,854 - Schaefer , et al. December 29, 2	2015-12-29
Method for producing O-Alkylated aminoalcohols Grant 9,169,193 - Siegel , et al. October 27, 2	2015-10-27
Method for biocatalytic production of nitriles from oximes and oxime dehydratases usable therein Grant 9,080,191 - Piatesi , et al. July 14, 2	2015-07-14
Process for the preparation of oxovinylionol and its O-protected derivatives Grant 9,061,982 - Ernst , et al. June 23, 2	2015-06-23
Use Of Physiological Cooling Active Ingredients, And Agents Containing Such Active Ingredients App 20150086491 - Subkowski; Thomas ; et al.	2015-03-26
Use of physiological cooling active ingredients, and agents containing such active ingredients Grant 8,927,605 - Subkowski , et al. January 6, 2	2015-01-06
Method for producing urethanes composed of mono and di-functional aromatic amines Grant 8,921,598 - Leitner , et al. December 30, 2	2014-12-30
Metal carbamates formed from tolylenediamines Grant 8,846,970 - Leitner , et al. September 30, 2	2014-09-30
Metal carbamates formed from diaminophenylmethane Grant 8,846,971 - Leitner , et al. September 30, 2	2014-09-30
Method for purifying compounds containing amino groups Grant 8,785,695 - Volkert , et al. July 22, 2	2014-07-22
Isomerization Of Olefinic Compounds App 20140051889 - Schaefer; Bernd ; et al.	2014-02-20
Method for producing L-phenylephrine using an alcohol dehydrogenase of Aromatoleum aromaticum EBN1 (Azoarcus sp. EBN1) Grant 8,617,854 - Breuer , et al. December 31, 2	2013-12-31
Metal Carbamates Formed From Diaminophenylmethane App 20130281727 - LEITNER; Andreas ; et al.	2013-10-24
Process for the Preparation of (3E, 7E)-Homofarnesol App 20130273619 - Bonnekessel; Melanie ; et al.	2013-10-17
Low Molecular Weight Modulators Of The Cold Menthol Receptor Trpm8 And Use Thereof App 20130251647 - Subkowski; Thomas ; et al.	2013-09-26
Method For Biocatalytic Production Of Nitriles From Oximes And Oxime Dehydratases Usable Therein App 20130244298 - Piatesi; Andrea ; et al.	2013-09-19
Metal Carbamates Formed From Tolylenediamines App 20130231495 - LEITNER; Andreas ; et al.	2013-09-05
Metal carbamates formed from diaminophenylmethane Grant 8,519,174 - Leitner , et al. August 27, 2	2013-08-27
Metal carbamates formed from tolylenediamines Grant 8,481,777 - Leitner , et al. July 9, 2	2013-07-09
Process For The Preparation Of Oxovinylionol And Its O-protected Derivatives App 20130116473 - Ernst; Hansgeorg ; et al.	2013-05-09
One-stage reductive amination Grant 8,415,500 - Staeb , et al. April 9, 2	2013-04-09
Method for producing linear pentenenitrile Grant 8,410,299 - Jungkamp , et al. April 2, 2	2013-04-02
Process for diastereoselective conversion of chiral imines Grant 8,354,558 - Siegel , et al. January 15, 2	2013-01-15
Use Of Physiological Cooling Active Ingredients, And Agents Containing Such Active Ingredients App 20120263659 - Subkowski; Thomas ; et al.	2012-10-18
Method For Purifying Compounds Containing Amino Groups App 20120253076 - Volkert; Martin ; et al.	2012-10-04
Method For Producing Linear Pentenenitrile App 20120178958 - Jungkamp; Tim ; et al.	2012-07-12
Method for producing O-alkylated cyclic aminoalcohols Grant 8,173,844 - Siegel , et al. May 8, 2	2012-05-08
Process for preparing pentamethylene 1,5-diisocyanate Grant 8,044,166 - Fiene , et al. October 25, 2	2011-10-25
Method For Producing L-phenylephrine Using An Alcohol Dehydrogenase Of Aromatoleum Aromaticum Ebn1 (azoarcus Sp. Ebn1) App 20110171700 - Breuer; Michael ; et al.	2011-07-14
Method for Producing O-Alkylated Aminoalcohols App 20110144390 - Siegel; Wolfgang ; et al.	2011-06-16
Extraction of nickel (0) complexes from nitrile mixtures with reduced rag formation Grant 7,935,229 - Deckert , et al. May 3, 2	2011-05-03
Metal Carbamates Formed From Diaminophenylmethane App 20110015424 - Leitner; Andreas ; et al.	2011-01-20
Metal Carbamates Formed From Tolylenediamines App 20110004012 - Leitner; Andreas ; et al.	2011-01-06
Method For Producing Urethanes Composed Of Mono And Di-functional Aromatic Amines App 20100331564 - Leitner; Andreas ; et al.	2010-12-30
Method for producing organic phosphorous compounds containing halogens Grant 7,851,656 - Baumann , et al. December 14, 2	2010-12-14
One-stage Reductive Amination App 20100274054 - Staeb; Tobias ; et al.	2010-10-28
Process For Diastereoselective Conversion Of Chiral Imines App 20100274053 - Siegel; Wolfgang ; et al.	2010-10-28
Ni(0) -containing catalyst system Grant 7,777,068 - Bartsch , et al. August 17, 2	2010-08-17
Method for the separation of acids from chemical reaction mixtures by means of ionic fluids Grant 7,767,852 - Volland , et al. August 3, 2	2010-08-03
Use of azeotropically dried nickel(ii) halogenides Grant 7,700,795 - Haderlein , et al. April 20, 2	2010-04-20
Airbag arrangement for a motor vehicle Grant 7,695,011 - Siegel April 13, 2	2010-04-13
Method For Producing Optically Active 3-aminocarboxylic Acid Esters App 20090299089 - Jaekel; Christoph ; et al.	2009-12-03
Process For Preparing Pentamethylene 1,5-diisocyanate App 20090292100 - Fiene; Martin ; et al.	2009-11-26
Method For Producing Organic Phosphorous Compounds Containing Halogene App 20090281356 - Baumann; Robert ; et al.	2009-11-12
Homogeneous isomerization of cis-2-pentene nitrile to form 3-pentene nitrile Grant 7,566,800 - Scheidel , et al. July 28, 2	2009-07-28
System suitable for the hydrocyanation of olefinically unsaturated compounds Grant 7,550,407 - Bartsch , et al. June 23, 2	2009-06-23
Method for the production of adipodinitrile by hydrocyanation of 1,3-butadiene Grant 7,528,275 - Bartsch , et al. May 5, 2	2009-05-05
Sterically hindered chelate phosphinite-phosphite ligand, catalyst, comprising at least one nickel(0) complex stabilized by said ligand and method for production of nitriles Grant 7,521,575 - Bartsch , et al. April 21, 2	2009-04-21
Obtaining an aliphatic dialdehyde Monoacetal Grant 7,498,451 - Haderlein , et al. March 3, 2	2009-03-03
Method For Producing O-Alkylated Cyclic Aminoalcohols App 20080306304 - Siegel; Wolfgang ; et al.	2008-12-11
Method for purifying hydrocyanic acid Grant 7,462,263 - Bartsch , et al. December 9, 2	2008-12-09
Method for Producing Linear Pentenenitrile App 20080281120 - Jungkamp; Tim ; et al.	2008-11-13
Separation of Nickel(0) Complexes and Phosphorus-Containing Ligands from Nitrile Mixtures App 20080281119 - Scheidel; Jens ; et al.	2008-11-13
Airbag arrangement for a motor vehicle App 20080238061 - Siegel; Wolfgang	2008-10-02
Method for the Production of Adipodinitrile by Hydrocyanation of 1,3-Butadiene App 20080221351 - Bartsch; Michael ; et al.	2008-09-11
Airbag arrangement for a motor vehicle Grant 7,398,993 - Siegel July 15, 2	2008-07-15
Method for producing a-(3-arylthio)-acetophenones Grant 7,385,087 - Altmayer , et al. June 10, 2	2008-06-10
Gas flow distributor for a lateral airbag module Grant 7,364,191 - Siegel , et al. April 29, 2	2008-04-29
Method for the isomerization of cis-2-pentenenitrile to form trans-3-pentenenitrile Grant 7,361,778 - Bartsch , et al. April 22, 2	2008-04-22
Preparation of optically active amines Grant 7,358,396 - Ditrich , et al. April 15, 2	2008-04-15
Extraction of Nickel (0) Complexes from Nitrile Mixtures with Reduced Rag Formation App 20080083607 - Deckert; Petra ; et al.	2008-04-10
Separation Of Acids From Chemical Reaction Mixtures By Means Of Ionic Liquids App 20080083606 - Volland; Martin ; et al.	2008-04-10
Method for the separation of acids from chemical reaction mixtures by means of ionic fluids Grant 7,351,339 - Maase , et al. April 1, 2	2008-04-01
Purification of Phosphorus Chelate Ligands App 20080076944 - Bartsch; Michael ; et al.	2008-03-27
Ni(0) -containing Catalyst System App 20080071105 - BARTSCH; Michael ; et al.	2008-03-20
Catalyst system containing Ni(0) for hydrocyanation Grant 7,345,006 - Bartsch , et al. March 18, 2	2008-03-18
Hydrocyanic acid consisting of formamide Grant 7,294,326 - Bassler , et al. November 13, 2	2007-11-13
Homogeneous isomerization of cis-2-pentene nitrile to form 3-pentene nitrile App 20070155980 - Scheidel; Jens ; et al.	2007-07-05
Method for producing of nickel(0)/phosphorus ligand complexes App 20070088173 - Haderlein; Gerd ; et al.	2007-04-19
Method for the production of nickel(0)-phosphorous ligand complexes App 20070083057 - Haderlein; Gerd ; et al.	2007-04-12
Airbag Arrangement For A Motor Vehicle App 20070069512 - SIEGEL; Wolfgang	2007-03-29
Use of azeotropically dried nickel(ii) halogenides App 20070073071 - Haderlein; Gerd ; et al.	2007-03-29
Method for the production of alpha-(3-arylthio)-acetophenones App 20070060776 - Altmayer; Marco ; et al.	2007-03-15
Sterically hindered chelate phosphinite-phosphite ligand, catalyst, comprising at least one nickel(0) complex stabilized by said ligand and method for production of nitriles App 20070060766 - Bartsch; Michael ; et al.	2007-03-15
Method for hydrocyanating an olefinically unsaturated compound App 20060264651 - Bartsch; Michael ; et al.	2006-11-23
System suitable for the hydrocyanation of olefinically unsaturated compounds App 20060258874 - Bartsch; Michael ; et al.	2006-11-16
Method for producing 2,2'-dihydroxy-biphenyls App 20060252969 - Flores; Miguel Angel ; et al.	2006-11-09
Method for purifying hydrocyanic acid App 20060201798 - Bartsch; Michael ; et al.	2006-09-14
Method for producing a-(3-arylthio)-acetophenones App 20060178537 - Altmayer; Marco ; et al.	2006-08-10
Method for producing optically active amines Grant 7,078,226 - Ditrich , et al. July 18, 2	2006-07-18
Phosphonites, use thereof as ligand in transition metal complexes and method for production of nitriles Grant 7,067,685 - Bartsch , et al. June 27, 2	2006-06-27
Preparation of optically active amines App 20060122429 - Ditrich; Klaus ; et al.	2006-06-08
Hydrocyanic acid consisting of formamide App 20060110309 - Babler; Peter ; et al.	2006-05-25
Phosphonites Grant 7,022,866 - Bartsch , et al. April 4, 2	2006-04-04
Method for producing an aliphatic dialdehyde monoacetal App 20060058538 - Haderlein; Gerd ; et al.	2006-03-16
Method for the production of trioxime derivatives Grant 6,906,223 - Kramer , et al. June 14, 2	2005-06-14
Phosphinites App 20050090677 - Bartsch, Michael ; et al.	2005-04-28
Phosphonites, use thereof as ligand in transition metal complexes and method for production of nitriles App 20050090678 - Bartsch, Michael ; et al.	2005-04-28
Gas flow distributor for a lateral airbag module App 20050029784 - Siegel, Wolfgang ; et al.	2005-02-10
Method for separating pentenenitrile isomers Grant 6,852,199 - Jungkamp , et al. February 8, 2	2005-02-08
Method for the separation of acids from chemical reaction mixtures by means of ionic fluids App 20050020857 - Volland, Martin ; et al.	2005-01-27
Phosphonites App 20040235648 - Bartsch, Michael ; et al.	2004-11-25
CaO-catalyzed preparation of isophoronenitrile Grant 6,822,110 - Kunsmann-Keitel , et al. November 23, 2	2004-11-23
Phosphites Grant 6,770,770 - Baumann , et al. August 3, 2	2004-08-03
CaO-catalyzed preparation of isophoronenitrile App 20040092761 - Kunsmann-Keitel, Dagmar Pascale ; et al.	2004-05-13
Display with a heater Grant 6,723,958 - Brandt , et al. April 20, 2	2004-04-20
Method for the separation of acids from chemical reaction mixtures by means of ionic fluids App 20040073035 - Maase, Matthias ; et al.	2004-04-15
Method for separating pentenenitrile isomers App 20040039221 - Jungkamp, Tim ; et al.	2004-02-26
Method for the production of trioxime derivatives App 20030163002 - Kramer, Andreas ; et al.	2003-08-28
Safety system for occupants of motor vehicles App 20030155751 - Aulbach, Alexander ; et al.	2003-08-21
Catalyst comprising a complex of a metal from subgroup VIII based on a bidentate phosphonite ligand, and method for producing nitriles Grant 6,521,778 - Fischer , et al. February 18, 2	2003-02-18
Preparation Of N-benzylamines App 20020193636 - Winsel, Harald ; et al.	2002-12-19
Catalyst comprising a complex of a metal of subgroup VIII, on the basis of a phosphonite ligand and method for hydroformylation Grant 6,440,891 - Maas , et al. August 27, 2	2002-08-27
Display with a heater App 20020079304 - Brandt, Peter ; et al.	2002-06-27
Continuous preparation of hydrocyanic acid by thermolysis of formamide App 20020018744 - Mattmann, Wolfgang ; et al.	2002-02-14
Catalyst comprising at least one nickel(0) complex based on a phosphonite ligand, and the preparation of nitriles App 20010014647 - Fischer, Jakob ; et al.	2001-08-16
Process for preparing ketones, in particular 6-methylheptan-2-one App 20010003784 - Kramer, Andreas ; et al.	2001-06-14
Catalyst comprising at least one phosphonite ligand based nickel (O) complex and method for the production of nitriles Grant 6,242,633 - Fischer , et al. June 5, 2	2001-06-05
Process for preparing cyclopropylacetylene Grant 6,207,864 - Henningsen , et al. March 27, 2	2001-03-27
Preparation of cyclic urea derivatives Grant 6,103,898 - Kramer , et al. August 15, 2	2000-08-15
Process for producing organic nitrogen compounds, special organic nitrogen compounds and mixtures of such compounds and their use as fuel and lubricant additives Grant 6,069,281 - Kropp , et al. May 30, 2	2000-05-30
Racemization of optically active amines Grant 6,049,007 - Riechers , et al. April 11, 2	2000-04-11
Preparation of R/S-.gamma.-lipoic acid or R/S-.alpha.-lipoic acid Grant 5,489,694 - Paust , et al. February 6, 1	1996-02-06
Preparation of 4-alkanoylaryl benzyl ethers Grant 5,430,172 - Grammenos , et al. July 4, 1	1995-07-04
Process for preparation of arenebisphosphine oxides Grant 5,410,060 - Schroeder , et al. April 25, 1	1995-04-25
Bucket wheel gate for dispensing granulated bulk material Grant 4,823,993 - Siegel , et al. April 25, 1	1989-04-25

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