Wittmann; Dieter

Patent Applications and Registrations

Patent applications and USPTO patent grants for Wittmann; Dieter.The latest application filed is for "polycarbonate molding compostions".

Company Profile

0.92.55

Wittmann; Dieter - Leverkusen N/A DE
Wittmann; Dieter - Koln DE
Wittmann; Dieter - Nurnberg DE
Wittmann; Dieter - Cologne DE
Wittmann; Dieter - Nuremberg DE
Wittmann; Dieter - Krefeld DE
Wittmann; Dieter - Geretsried DT

*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
Flame retardant polycarbonate compositions Grant 9,034,966 - Feldermann , et al. May 19, 2	2015-05-19
Polycarbonate blends having low-temperature impact strength Grant 9,029,463 - Seidel , et al. May 12, 2	2015-05-12
Flame-retardant PC/ABS compositions having good impact strength, flowability and chemical resistance Grant 8,822,576 - Taschner , et al. September 2, 2	2014-09-02
Flame retardant impact-modified polycarbonate compositions Grant 8,748,521 - Taschner , et al. June 10, 2	2014-06-10
Flame-protected impact-modified polycarbonate compositions Grant 8,710,127 - Feldermann , et al. April 29, 2	2014-04-29
Polycarbonate Molding Compostions App 20130253114 - SEIDEL; Andreas ; et al.	2013-09-26
Flame-retardant impact-modified battery boxes based on polycarbonate I Grant 8,530,551 - Eckel , et al. September 10, 2	2013-09-10
Flame-retardant Pc/abs Compositions Having Good Impact Strength, Flowability And Chemical Resistance App 20130079443 - TASCHNER; Vera ; et al.	2013-03-28
Easy-flowing polycarbonate/ABS moulding compositions with good mechanical properties and a good surface Grant 8,383,709 - Eckel , et al. February 26, 2	2013-02-26
Flameproofed, impact-modified, scratch-resistant polycarbonate moulding compositions with good mechanical properties Grant 8,344,051 - Eckel , et al. January 1, 2	2013-01-01
Flame-retardant Impact-modified Battery Boxes Based On Polycarbonate I App 20120074617 - ECKEL; Thomas ; et al.	2012-03-29
Easy-flowing Polycarbonate/abs Moulding Compositions With Good Mechanical Properties And A Good Surface App 20110263766 - ECKEL; Thomas ; et al.	2011-10-27
Flame Retardant Polycarbonate Compositions App 20110251316 - FELDERMANN; Achim ; et al.	2011-10-13
Flameproofed, Impact-Modified, Scratch-Resistant Polycarbonate Moulding Compositions With Good Mechanical Properties App 20110152416 - Eckel; Thomas ; et al.	2011-06-23
Impact-modified polyalkylene terephthalate/polycarbonate compositions Grant 7,893,135 - Moulinie , et al. February 22, 2	2011-02-22
Polycarbonate molding compositions Grant 7,868,070 - Wenz , et al. January 11, 2	2011-01-11
Flameproofed impact-strength-modified poly(ester)carbonate compositions Grant 7,834,075 - Buchholz , et al. November 16, 2	2010-11-16
Flameproofed impact-strength-modified poly(ester)carbonate compositions Grant 7,833,448 - Buchholz , et al. November 16, 2	2010-11-16
Flame-protected Impact-modified Polycarbonate Compositions App 20100249290 - FELDERMANN; Achim ; et al.	2010-09-30
Flame Retardant Impact-modified Polycarbonate Compositions App 20100160508 - TASCHNER; Vera ; et al.	2010-06-24
Polycarbonate molding compositions Grant 7,714,066 - Seidel , et al. May 11, 2	2010-05-11
Polycarbonate molding compositions Grant 7,709,573 - Eckel , et al. May 4, 2	2010-05-04
Polycarbonate Blends Having Low-temperature Impact Strength App 20090292059 - SEIDEL; Andreas ; et al.	2009-11-26
Impact-modified Polyalkylene Terephthalate/polycarbonate Compositions App 20090247673 - MOULINIE; Pierre ; et al.	2009-10-01
Flameproofed Impact-modified Polyalkylene Terephthalate/polycarbonate Compositions App 20090215945 - MOULINIE; Pierre ; et al.	2009-08-27
Flameproofed Impact-modified Polycarbonate Composition App 20090163629 - ECKEL; Thomas ; et al.	2009-06-25
Thermoplastic molding composition and articles thermoformed therefrom Grant 7,446,144 - Wenz , et al. November 4, 2	2008-11-04
Flame-resistant polycarbonate molding composition modified with a graft polymer Grant 7,319,116 - Eckel , et al. January 15, 2	2008-01-15
Flameproofed impact-strength-modified poly(ester)carbonate compositions App 20070225412 - Buchholz; Vera ; et al.	2007-09-27
Flameproofed impact-strength-modified poly(ester)carbonate compositions App 20070225413 - Buchholz; Vera ; et al.	2007-09-27
Flame resistant, impact modified polycarbonate compositions App 20070225441 - Wenz; Eckhard ; et al.	2007-09-27
Polycarbonate moulding materials with anti-static properties Grant 7,235,598 - Zobel , et al. June 26, 2	2007-06-26
Polycarbonate molding compositions App 20070142535 - Wenz; Eckhard ; et al.	2007-06-21
Polycarbonate molding compositions App 20070135568 - Eckel; Thomas ; et al.	2007-06-14
Polycarbonate molding compositions App 20070135544 - Seidel; Andreas ; et al.	2007-06-14
Impact-modified polymer composition Grant 7,223,812 - Seidel , et al. May 29, 2	2007-05-29
Flame-resistant polycarbonate molding compositions Grant 7,220,790 - Seidel , et al. May 22, 2	2007-05-22
Thermoplastic molding composition and articles thermoformed therefrom App 20070060678 - Wenz; Eckhard ; et al.	2007-03-15
Polycarbonate molding compositions App 20070021559 - Seidel; Andreas ; et al.	2007-01-25
Flame-resistant molding compositions App 20060293422 - Seidel; Andreas ; et al.	2006-12-28
Flame-resistant polycarbonate compositions containing phosphorus-silicon compounds Grant 7,144,935 - Seidel , et al. December 5, 2	2006-12-05
Polycarbonate molding compositions App 20060241243 - Seidel; Andreas ; et al.	2006-10-26
Polycarbonate molding compounds containing a special talc Grant 7,105,592 - Warth , et al. September 12, 2	2006-09-12
Polymer blends containing modified polyesters Grant 7,081,490 - Warth , et al. July 25, 2	2006-07-25
Thermoplastic molding compounds with improved surface properties and improved structural homogeneity Grant 7,041,781 - Eitel , et al. May 9, 2	2006-05-09
Polycarbonate compositions with reduced iron content Grant 7,030,180 - Seidel , et al. April 18, 2	2006-04-18
Flame retardants which contain phosphorus, and flame-retardant thermoplastic molding compositions Grant 7,019,056 - Seidel , et al. March 28, 2	2006-03-28
Mineral-reinforced impact-resistant modified polycarbonate blends Grant 7,001,944 - Vathauer , et al. February 21, 2	2006-02-21
Non-inflammable, anti-electrostatic polycarbonate molding materials Grant 6,949,596 - Seidel , et al. September 27, 2	2005-09-27
Flame-resistant polycarbonate molding compounds for extrusion applications Grant 6,939,905 - Seidel , et al. September 6, 2	2005-09-06
Bead polymerizates containing halogen-free phosphourus compounds Grant 6,936,647 - Podszun , et al. August 30, 2	2005-08-30
Impact-resistant and flameproofed polycarbonate molding compositions Grant 6,914,090 - Seidel , et al. July 5, 2	2005-07-05
Non-inflammable, translucent polycarbonate molding materials Grant 6,906,124 - Derr , et al. June 14, 2	2005-06-14
Flame-resistant polycarbonate blends Grant 6,906,122 - Zobel , et al. June 14, 2	2005-06-14
Polycarbonate molding materials containing graft rubber Grant 6,890,979 - Eichenauer , et al. May 10, 2	2005-05-10
Extrudable polycarbonate molding compositions Grant 6,838,518 - Seidel , et al. January 4, 2	2005-01-04
Flame-resistant polycarbonate blends Grant 6,831,120 - Zobel , et al. December 14, 2	2004-12-14
Polymer blends containing modified polyesters App 20040249072 - Warth, Holger ; et al.	2004-12-09
Flame-resistant polycarbonate moulding compounds Grant 6,828,366 - Seidel , et al. December 7, 2	2004-12-07
Modified shock-resistant polymer compositions App 20040235999 - Vathauer, Marc ; et al.	2004-11-25
Thermoplastic resins with a low proportion of coarse particles Grant 6,797,784 - Zobel , et al. September 28, 2	2004-09-28
Flame-resistant polycarbonate blends Grant 6,784,232 - Zobel , et al. August 31, 2	2004-08-31
Flame-resistant polycarbonate compositions having increased chemical resistance Grant 6,767,944 - Zobel , et al. July 27, 2	2004-07-27
Flame-resistant polycarbonate moulding materials modified with graft polymers Grant 6,767,943 - Eckel , et al. July 27, 2	2004-07-27
Flame-resistant, mineral-reinforced polycarbonate compositions with a high flow line strength Grant 6,762,228 - Seidel , et al. July 13, 2	2004-07-13
Flame-resistant polycarbonate ABS moulding materials Grant 6,756,433 - Zobel , et al. June 29, 2	2004-06-29
Flame-resistant polycarbonate molding materials Grant 6,753,364 - Zobel , et al. June 22, 2	2004-06-22
Flame resistant ABS polycarbonate mouldable materials Grant 6,753,366 - Eckel , et al. June 22, 2	2004-06-22
Flame-resistant polycarbonate compositions containing phosphorus-silicon compounds App 20040110879 - Seidel, Andreas ; et al.	2004-06-10
Flame-resistant polycarbonate ABS moulding materials Grant 6,747,078 - Eckel , et al. June 8, 2	2004-06-08
Flame resistant polycarbonate/ABS plastic molding materials Grant 6,740,695 - Eckel , et al. May 25, 2	2004-05-25
Flame-resistant polycarbonate molding compositions containing high-purity talc Grant 6,737,465 - Seidel , et al. May 18, 2	2004-05-18
Impact-resistant poly(ester)carbonate composition Grant 6,737,454 - Seidel , et al. May 18, 2	2004-05-18
Flame-resistant, impact-resistant modified polycarbonate molding and extrusion masses Grant 6,727,301 - Eckel , et al. April 27, 2	2004-04-27
Flame-resistant and heat-resistant polycarbonate compositions Grant 6,713,544 - Eckel , et al. March 30, 2	2004-03-30
Flame-resistant polycarbonate molding compositions App 20040059031 - Seidel, Andreas ; et al.	2004-03-25
Flame-resistant polycarbonate moulding materials which are dimensionally stable at high temperatures and have high flow line strength Grant 6,706,788 - Eckel , et al. March 16, 2	2004-03-16
Flame-resistant molding compositions App 20040039090 - Seidel, Andreas ; et al.	2004-02-26
Flame-resistant polycarbonate molding composition modified with a graft polymer App 20040039091 - Eckel, Thomas ; et al.	2004-02-26
Flame-resistant polycarbonate ABS moulding compounds Grant 6,686,404 - Eckel , et al. February 3, 2	2004-02-03
Thermoplastic molding compounds with improved surface properties and improved structural homogeneity App 20030189014 - Eitel, Alfred ; et al.	2003-10-09
Polymer blends containing polyamide and rubber modified polymers produced by a mass polymerization method App 20030181591 - Warth, Holger ; et al.	2003-09-25
Weather-resistant polymer blends App 20030181582 - Warth, Holger ; et al.	2003-09-25
Non-inflammable, anti-electrostatic polycarbonate molding materials App 20030171472 - Seidel, Andreas ; et al.	2003-09-11
Flame-resistant polycarbonate ABS moulding materials Grant 6,613,822 - Eckel , et al. September 2, 2	2003-09-02
Bead polymerizates containing halogen-free phosphourus compounds App 20030158303 - Podszun, Wolfgang ; et al.	2003-08-21
Non-inflammable, translucent polycarbonate molding materials App 20030158304 - Derr, Torsten ; et al.	2003-08-21
Impact-resistance modified polymer compositions App 20030153677 - Warth, Holger ; et al.	2003-08-14
Extrudable polycarbonate molding compositions App 20030153658 - Siedel, Andreas ; et al.	2003-08-14
Polycarbonate molding materials exhibiting improved mechanical properties Grant 6,596,800 - Zobel , et al. July 22, 2	2003-07-22
Flame-resistant polycarbonate ABS moulding material Grant 6,596,794 - Eckel , et al. July 22, 2	2003-07-22
Flame-resistant molding compounds Grant 6,590,015 - Eckel , et al. July 8, 2	2003-07-08
Mineral-reinforced impact-resistant modified polycarbonate blends App 20030125441 - Vathauer, Marc ; et al.	2003-07-03
Impact-resistant poly(ester)carbonate composition App 20030114563 - Seidel, Andreas ; et al.	2003-06-19
Impact-resistant and flameproofed polycarbonate molding compositions App 20030109612 - Seidel, Andreas ; et al.	2003-06-12
Flame-resistant polycarbonate moulding compounds App 20030105196 - Seidel, Andreas ; et al.	2003-06-05
Flame-resistant polycarbonate moulding compounds for extrusion applications App 20030092805 - Seidel, Andreas ; et al.	2003-05-15
Polycarbonate molding compounds containing a special talc App 20030083418 - Warth, Holger ; et al.	2003-05-01
Impact-modified polymer compositions App 20030073773 - Vathauer, Marc ; et al.	2003-04-17
Polycarbonate molding materials containing graft rubber App 20030060565 - Eichenauer, Herbert ; et al.	2003-03-27
Impact-modified polymer composition App 20030008964 - Seidel, Andreas ; et al.	2003-01-09
Flame-resistant polycarbonate compositions having increased chemical resistance App 20020161078 - Zobel, Michael ; et al.	2002-10-31
Flame-resistant polycarbonate compositions App 20020147256 - Eckel, Thomas ; et al.	2002-10-10
Impact-modified polycarbonate compositions App 20020147261 - Warth, Holger ; et al.	2002-10-10
Composites consisting of polyurethane and a thermoplastic material containing an inorganic polar additive Grant 6,461,732 - Wittmann , et al. October 8, 2	2002-10-08
Flame retardants which contain phosphorus, and flame-retardant thermoplastic molding compositions App 20020137821 - Seidel, Andreas ; et al.	2002-09-26
Polycarbonate compositions with reduced iron content App 20020132899 - Seidel, Andreas ; et al.	2002-09-19
Flame-resistant and heat-resistant polycarbonate compositions App 20020128359 - Eckel, Thomas ; et al.	2002-09-12
Composition based on copolycarbonates App 20020123567 - Warth, Holger ; et al.	2002-09-05
Polycarbonate compositions App 20020115761 - Eckel, Thomas ; et al.	2002-08-22
Flame-resistant Polycarbonate Moulding Materials Which Are Dimensionally Stable At High Temperatures And Have High Flow Line Strength App 20020072553 - ECKEL, THOMAS ; et al.	2002-06-13
Composites Consisting Of Polyurethane And A Thermoplastic Material Containing An Inorganic Polar Additive App 20020058716 - WITTMANN, DIETER ; et al.	2002-05-16
Flame resistant polycarbonate/abs moulding compounds resistant to stress cracking Grant RE36,902 - Eckel , et al. October 3, 2	2000-10-03
Polycarbonate/graft polymer moulding compositions with reduced deposit formation Grant 5,994,463 - Eckel , et al. November 30, 1	1999-11-30
Extremely finely divided inorganic powders as flame retardants in thermoplastic moulding compositions Grant 5,849,827 - Bodiger , et al. December 15, 1	1998-12-15
Flame resistant polycarbonate/ABS moulding compounds resistant to stress cracking Grant 5,672,645 - Eckel , et al. September 30, 1	1997-09-30
Flameproofed, thermoplastic polycarbonate moulding compounds Grant 5,658,974 - Fuhr , et al. August 19, 1	1997-08-19
Flame retardant thermoplastic polycarbonate moulding compositions Grant 5,621,029 - Eckel , et al. April 15, 1	1997-04-15
ABS polymer compositions having a uniform matt surface Grant 5,605,963 - Leitz , et al. February 25, 1	1997-02-25
Motor brake for air-compressing internal combustion engines Grant 5,150,678 - Wittmann , et al. September 29, 1	1992-09-29
Polycarbonate molding composition Grant 5,145,911 - Eckel , et al. * September 8, 1	1992-09-08
Polycarbonate/ABS compositions of high heat resistance Grant 5,137,970 - Eckel , et al. * August 11, 1	1992-08-11
Polycarbonate molding compositions Grant 5,126,404 - Eckel , et al. * June 30, 1	1992-06-30
Motor brake for air-compressing internal combustion engines Grant 5,086,738 - Kubis , et al. February 11, 1	1992-02-11
Flame-retardant, high-impact polycarbonate molding compounds Grant 5,061,745 - Wittmann , et al. October 29, 1	1991-10-29
Flame-resistant thermoplastic moulding compounds based on polycarbonate, polyalkylene terephthalate, graft copolymer, fluorinated polyolefine and phosphorus compound Grant 5,030,675 - Wittmann , et al. July 9, 1	1991-07-09
Thermoplastic molding compounds of polycarbonate, polyalkylene terephthalate, special barium sulfate and optionally, elastomers Grant 5,026,758 - Grigo , et al. June 25, 1	1991-06-25
Use of redox graft polymers to improve the petroleum-resistance of thermoplastic, aromatic polycarbonate and/or polyester carbonate moulding compositions Grant 4,937,285 - Wittmann , et al. June 26, 1	1990-06-26
High impact strength flame-retardant polycarbonate moulding compositions Grant 4,925,891 - Kress , et al. * May 15, 1	1990-05-15
Thermoplastic silicon rubber graft polymers (II) Grant 4,885,209 - Lindner , et al. December 5, 1	1989-12-05
Moulding compounds of aromatic polyesters and grafted silicone rubber Grant 4,882,381 - Wittmann , et al. November 21, 1	1989-11-21
Molding compositions of polycarbonate and polyalkylene terephthalate showing improved joint line strength Grant 4,866,123 - Wittmann , et al. September 12, 1	1989-09-12
Particulate multiphase polymers Grant 4,861,831 - Damrath , et al. August 29, 1	1989-08-29
Particulate multiphase polymers Grant 4,859,740 - Damrath , et al. August 22, 1	1989-08-22
Polycarbonate moulding composition with improved flow and processiblity Grant 4,826,918 - Kress , et al. May 2, 1	1989-05-02
High-impact dimensionally stable polyamide molding compositions Grant 4,822,852 - Wittmann , et al. April 18, 1	1989-04-18
Ageing-resistant thermoplastic moulding materials of good impact strength Grant 4,812,515 - Kress , et al. March 14, 1	1989-03-14
Thermoplastic moulding materials having good resistance to ageing and good low-temperature impact strength Grant 4,806,593 - Kress , et al. February 21, 1	1989-02-21
Thermoplastic moulding compounds based on special graft polymers Grant 4,804,708 - Wittmann , et al. February 14, 1	1989-02-14
Heat exchanger Grant 4,084,546 - Schneeberger , et al. April 18, 1	1978-04-18
Cam for controlling valves of an internal combustion engine Grant 3,981,281 - Deschler , et al. September 21, 1	1976-09-21

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