Hofmann; Jorg

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hofmann; Jorg.The latest application filed is for "flame retardant soft ether foams".

Company Profile

2.92.98

Hofmann; Jorg - Krefeld DE
Hofmann; Jorg - Karbach DE
Hofmann; Jorg - Ascha DE
Hofmann, Jorg - Giessen DE
Hofmann; Jorg - 97892 Kreuzwertheim DE
Hofmann; Jorg - Leverkusen DE
Hofmann; Jorg - Kreuzwertheim DE
Hofmann; Jorg - Munich 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
Polyurethane foams based on polyethercarbonate polyols Grant 11,345,775 - Klesczewski , et al. May 31, 2	2022-05-31
Process for the preparation of polyether polyols Grant 11,130,842 - Hofmann , et al. September 28, 2	2021-09-28
Flame retardant soft ether foams App 20200407500 - Klesczewski; Bert ; et al.	2020-12-31
Method for producing polyether carbonate polyols Grant 10,836,858 - Hofmann , et al. November 17, 2	2020-11-17
Process for the production of polyoxymethylene block copolymers Grant 10,759,902 - Peckermann , et al. Sep	2020-09-01
Method For Producing Polymeric Ring-opening Products App 20200190261 - GURTLER; Christoph ; et al.	2020-06-18
Method for producing polyether carbonate polyols Grant 10,662,314 - Laemmerhold , et al.	2020-05-26
Use of alcohols which contain at least two urethane groups for producing polyether carbonate polyols Grant 10,519,276 - Rauwald , et al. Dec	2019-12-31
Use of alcohols containing at least two urethane groups for preparation of polyether polyols Grant 10,487,175 - Hofmann , et al. Nov	2019-11-26
Method For Producing Polyether Carbonate Polyols App 20190322801 - HOFMANN; Jorg ; et al.	2019-10-24
Process for purifying polycarbonate polyols and purifying apparatus therefor Grant 10,421,836 - Hofmann , et al. Sept	2019-09-24
Polymer Polyols Comprising A Polyether Carbonate Polyol As The Base Polyol App 20190284322 - Hofmann; Jorg ; et al.	2019-09-19
Process for preparing polyether carbonate polyols Grant 10,239,995 - Hofmann , et al.	2019-03-26
Method For Producing Polyether Carbonate Polyols App 20190085121 - HOFMANN; Jorg ; et al.	2019-03-21
Polyurethane foams based on polyether carbonate polyols Grant 10,233,298 - Klesczewski , et al.	2019-03-19
Method for the production of polyether carbonate polyols and device therefor Grant 10,208,162 - Braun , et al. Feb	2019-02-19
Process For The Preparation Of Polyether Polyols App 20190002634 - Hofmann; Jorg ; et al.	2019-01-03
Process For The Production Of Polyoxymethylene Block Copolymers App 20180371159 - Peckermann; Ilja ; et al.	2018-12-27
Method for producing polyether carbonate polyols Grant 10,138,328 - Muller , et al. Nov	2018-11-27
Method for producing polyether carbonate polyols Grant 10,125,217 - Hofmann , et al. November 13, 2	2018-11-13
Use Of Alcohols Containing At Least Two Urethane Groups For Preparation Of Polyether Polyols App 20180312632 - Hofmann; Jorg ; et al.	2018-11-01
Mixtures of polyether carbonate polyols and polyether polyols for producing polyurethane soft foams Grant 10,106,641 - Klesczewski , et al. October 23, 2	2018-10-23
Use Of Alcohols Which Contain At Least Two Urethane Groups For Producing Polyether Carbonate Polyols App 20180291149 - Rauwald; Urs ; et al.	2018-10-11
Process for the production of polyoxymethylene block copolymers Grant 10,093,772 - Peckermann , et al. October 9, 2	2018-10-09
Polyurethane Foams Based On Polyethercarbonate Polyols App 20180273674 - Klesczewski; Bert ; et al.	2018-09-27
Polyurethane Foams Based On Polyether Carbonate Polyols App 20180265623 - Klesczewski; Bert ; et al.	2018-09-20
Method for producing polyether carbonate polyols Grant 10,040,901 - Hofmann , et al. August 7, 2	2018-08-07
Hydroxy-aminopolymers and method for producing same Grant 9,994,672 - Lorenz , et al. June 12, 2	2018-06-12
Use of urethane alcohols for preparing polyether carbonate polyols Grant 9,957,352 - Hofmann , et al. May 1, 2	2018-05-01
Method For Producing Polyether Carbonate Polyols App 20180079890 - Laemmerhold; Kai ; et al.	2018-03-22
Viscoelastic Flexible Polyurethane Foams Based On Polyether Carbonate Polyols App 20180044464 - Klesczewski; Bert ; et al.	2018-02-15
Process For Preparing Polyether Carbonate Polyols App 20180009941 - Hofmann; Jorg ; et al.	2018-01-11
Etherified lactate esters, method for the production thereof and use thereof for enhancing the effect of plant protecting agents Grant 9,826,734 - Baur , et al. November 28, 2	2017-11-28
Method for producing polyether carbonate polyols Grant 9,815,965 - Laemmerhold , et al. November 14, 2	2017-11-14
Method For Producing Polyether Carbonate Polyols App 20170321005 - Muller; Thomas Ernst ; et al.	2017-11-09
Hydroxy amino polymer and use thereof in polyurea/polyurethane tissue adhesives Grant 9,757,492 - Heckroth , et al. September 12, 2	2017-09-12
Process For The Preparation Of Polyethercarbonate Polyols App 20170233526 - Braun; Stefanie ; et al.	2017-08-17
Use of urethane alcohols for preparation of polyether polyols Grant 9,714,216 - Hofmann , et al. July 25, 2	2017-07-25
Method for the Production of Polyether Carbonate Polyols and Device Therefor App 20170198092 - Braun; Stefanie ; et al.	2017-07-13
Polyether carbonate polyol production method Grant 9,676,905 - Muller , et al. June 13, 2	2017-06-13
Process for Purifying Polycarbonate Polyols and Purifying Apparatus Therefor App 20170152345 - Hofmann; Jorg ; et al.	2017-06-01
Method for Producing Polyether Carbonate Polyols App 20170137569 - Hofmann; Jorg ; et al.	2017-05-18
Hydroxy Amino Polymer And Use Thereof In Polyurea/polyurethane Tissue Adhesives App 20170119921 - HECKROTH; Heike ; et al.	2017-05-04
Process For The Production Of Polyoxymethylene Block Copolymers App 20170096526 - Peckermann; Ilja ; et al.	2017-04-06
Hydroxy amino polymer and use thereof in polyurea/polyurethane tissue adhesives Grant 9,580,540 - Heckroth , et al. February 28, 2	2017-02-28
Polyurethane Foams Based On Polyether Carbonate Polyols App 20170044341 - KLESCZEWSKI; Bert ; et al.	2017-02-16
Polymer Polyols Comprising A Polyether Carbonate Polyol As The Base Polyol App 20160333129 - HOFMANN; JORG ; et al.	2016-11-17
Use Of Urethane Alcohols For Preparing Polyether Carbonate Polyols App 20160319070 - HOFMANN; Jorg ; et al.	2016-11-03
Isocyanate-functional prepolymer for a biologically degradable fabric adhesive Grant 9,468,701 - Heckroth , et al. October 18, 2	2016-10-18
Mixtures Of Polyether Carbonate Polyols And Polyether Polyols For Producing Polyurethane Soft Foams App 20160297919 - KLESCZEWSKI; BERT ; et al.	2016-10-13
Use Of Urethane Alcohols For Preparation Of Polyether Polyols App 20160264519 - HOFMANN; Jorg ; et al.	2016-09-15
Isocyanate-functional Prepolymer For A Biologically Degradable Fabric Adhesive App 20160256595 - Heckroth; Heike ; et al.	2016-09-08
Method For Producing Polyether Carbonate Polyols App 20160208080 - Laemmerhold; Kai ; et al.	2016-07-21
Process for the preparation of polyether carbonate polyols Grant 9,382,417 - Gurtler , et al. July 5, 2	2016-07-05
Isocyanate-functional prepolymer for a biologically degradable fabric adhesive Grant 9,375,509 - Heckroth , et al. June 28, 2	2016-06-28
Process for the preparation of polyricinoleic acid ester polyols having primary hydroxyl end groups Grant 9,328,196 - Nefzger , et al. May 3, 2	2016-05-03
Process for the production of polyether carbonate polyols Grant 9,315,622 - Hofmann , et al. April 19, 2	2016-04-19
Polyether carbonate polyol production method Grant 9,273,183 - Muller , et al. March 1, 2	2016-03-01
Method for activating double metal cyanide catalysts for producing polyether polyols Grant 9,249,259 - Muller , et al. February 2, 2	2016-02-02
Hydroxylamino polymer and method for the production thereof Grant 9,238,711 - Hofmann , et al. January 19, 2	2016-01-19
Process for producing polyester polyols having secondary OH end groups Grant 9,193,822 - Nefzger , et al. November 24, 2	2015-11-24
Process for the preparation of a polyurethane polymer with secondary hydroxyl end groups comprising polyester polyols Grant 9,139,685 - Nefzger , et al. September 22, 2	2015-09-22
Process for preparing high molecular weight polyether polyols Grant 9,139,691 - Lorenz , et al. September 22, 2	2015-09-22
Polyether Carbonate Polyol Production Method App 20150259475 - Muller; Thomas Ernst ; et al.	2015-09-17
Method for producing polyether polyols Grant 9,120,894 - Muller , et al. September 1, 2	2015-09-01
Polyether Carbonate Polyol Production Method App 20150225503 - Muller; Thomas Ernst ; et al.	2015-08-13
Process for preparing polyether carbonate polyols with double metal cyanide catalysts and in the presence of metal salts Grant 9,080,010 - Wolf , et al. July 14, 2	2015-07-14
Process for the preparation of polyether carbonate polyols Grant 9,045,592 - Gurtler , et al. June 2, 2	2015-06-02
Process for producing polyether polyols having primary hydroxyl end groups Grant 9,029,495 - Nefzger , et al. May 12, 2	2015-05-12
Hydroxylamino Polymer And Method For The Production Thereof App 20150080535 - Hofmann; Jorg ; et al.	2015-03-19
Method for producing polyether carbonate polyols Grant 8,946,466 - Gurtler , et al. February 3, 2	2015-02-03
Process for the activation of double metal cyanide catalysts for the preparation of polyether carbonate polyols Grant 8,933,192 - Gurtler , et al. January 13, 2	2015-01-13
Hydroxy Amino Polymer And Use Thereof In Polyurea/polyurethane Tissue Adhesives App 20140341835 - Heckroth; Heike ; et al.	2014-11-20
Photopolymer formulation having different writing comonomers Grant 8,889,322 - Weiser , et al. November 18, 2	2014-11-18
Hydroxy-aminopolymers And Method For Producing The Same App 20140329972 - Lorenz; Klaus ; et al.	2014-11-06
Method For Producing Polyether Ester Polyols App 20140329985 - Lorenz; Klaus ; et al.	2014-11-06
Etherified Lactate Esters, Method For The Production Thereof And Use Thereof For Enhancing The Effect Of Plant Protecting Agents App 20140316157 - Baur; Peter ; et al.	2014-10-23
Isocyanate-functional Prepolymer For A Biologically Degradable Fabric Adhesive App 20140316076 - Heckroth; Heike ; et al.	2014-10-23
Process For The Production Of Polyether Carbonate Polyols App 20140256908 - Hofmann; Jorg ; et al.	2014-09-11
Process For Producing A Rigid Polyurethane-isocyanurate Foam App 20140234613 - Nefzger; Hartmut ; et al.	2014-08-21
Method For Activating Double Metal Cyanide Catalysts For Producing Polyether Polyols App 20140228537 - Muller; Thomas Ernst ; et al.	2014-08-14
Method For Producing Polyether Polyols App 20140155559 - Muller; Thomas Ernst ; et al.	2014-06-05
Process For Preparing High Molecular Weight Polyether Polyols App 20140142344 - Lorenz; Klaus ; et al.	2014-05-22
Process For The Preparation Of Polyether Polyols App 20140107245 - Hofmann; Jorg ; et al.	2014-04-17
Method For Producing Polyether Carbonate Polyols Having Primary Hydroxyl End Groups And Polyurethane Polymers Produced Therefrom App 20130296450 - Hofmann; Jorg ; et al.	2013-11-07
Process For The Preparation Of Polyricinoleic Acid Ester Polyols Having Primary Hydroxyl End Groups App 20130261205 - Nefzger; Hartmut ; et al.	2013-10-03
Process For Preparing Polyether Carbonate Polyols With Double Metal Cyanide Catalysts And In The Presence Of Metal Salts App 20130190462 - Wolf; Aurel ; et al.	2013-07-25
Process For The Preparation Of Polyether Carbonate Polyols App 20130184432 - Gurtler; Christoph ; et al.	2013-07-18
Method For Producing Polyether Carbonate Polyols App 20130123532 - Gurtler; Christoph ; et al.	2013-05-16
Process For The Preparation Of Polyether Carbonate Polyols App 20130072602 - Gurtler; Christoph ; et al.	2013-03-21
Special polyether-based polyurethane formulations for the production of holographic media Grant 8,361,678 - Weiser , et al. January 29, 2	2013-01-29
Process For Producing Carbon Nanotubes Containing Hydroxyalkyl Ester Groups And Materials And Dispersions Containing Said Carbon Nanotubes App 20120292563 - Vogel; Stephanie ; et al.	2012-11-22
Process For The Activation Of Double Metal Cyanide Catalysts For The Preparation Of Polyether Carbonate Polyols App 20120289732 - Gurtler; Christoph ; et al.	2012-11-15
Biodegradable Hydrogel App 20120244107 - Heckroth; Heike ; et al.	2012-09-27
Photopolymer Formulation Having Different Writing Comonomers App 20120231377 - Weiser; Marc-Stephan ; et al.	2012-09-13
Method For The Production Of Polyether Polyols Comprising Terminal Primary Hydroxyl Groups App 20120196999 - Nefzger; Hartmut ; et al.	2012-08-02
Hydrophilic Polyurethane Urea Solutions App 20120177711 - Dorr; Sebastian ; et al.	2012-07-12
Reactive Diluents Containing Silane Groups App 20120175563 - Matner; Mathias ; et al.	2012-07-12
Hydrophilic Polyurethane Urea Dispersions App 20120172519 - Dorr; Sebastian ; et al.	2012-07-05
Process For The Preparation Of A Polyurethane Polymer With Secondary Hydroxyl End Groups Comprising Polyester Polyols App 20120123008 - Nefzger; Hartmut ; et al.	2012-05-17
Process For Producing Polyester Polyols Having Secondary Oh End Groups App 20120116114 - Nefzger; Hartmut ; et al.	2012-05-10
Carbon Nanotubes Comprising Hydroxy Groups, Method For The Production Thereof And Polyurethane Polymers Comprising Said Carbon Nanotubes App 20120029162 - Vogel; Stephanie ; et al.	2012-02-02
Process For The Production Of Polyether Polyols With A High Ethylene Oxide Content App 20110230581 - Klescewski; Bert ; et al.	2011-09-22
Child Safety Gate App 20110067309 - Hofmann; Raimund ; et al.	2011-03-24
Poly(ether-ester) polyols and processes for their production Grant 7,893,189 - Lorenz , et al. February 22, 2	2011-02-22
Process for the preparation of polyether polyols Grant 7,772,330 - Lorenz , et al. August 10, 2	2010-08-10
Poly(ether-ester) Polyols And Processes For Their Production App 20100137552 - Lorenz; Klaus ; et al.	2010-06-03
Process For The Preparation Of Polyether Polyols App 20100125126 - Lorenz; Klaus ; et al.	2010-05-20
Special Polyether-based Polyurethane Formulations For The Production Of Holographic Media App 20100086861 - Weiser; Marc-Stephan ; et al.	2010-04-08
Poly(ether-ester) polyols and processes for their production Grant 7,687,599 - Lorenz , et al. March 30, 2	2010-03-30
Process for the preparation of polyether polyols Grant 7,678,729 - Lorenz , et al. March 16, 2	2010-03-16
Double metal cyanide catalysts for the preparation of polyether polyols App 20080177025 - Hofmann; Jorg	2008-07-24
Process for the preparation of polyether polyols App 20070276099 - Lorenz; Klaus ; et al.	2007-11-29
Quick set-up system for calibration devices Grant 7,290,998 - Hofmann , et al. November 6, 2	2007-11-06
Poly(ether-ester) polyols and processes for their production App 20060211830 - Lorenz; Klaus ; et al.	2006-09-21
Double metal cyanide catalysts for producing polyether polyols Grant 7,008,900 - Hofmann , et al. March 7, 2	2006-03-07
Double metal cyanide catalysts for preparing polyether polyols Grant 6,953,765 - Ooms , et al. October 11, 2	2005-10-11
Double metal cyanide catalysts for producing polyether polyols Grant 6,919,293 - Ooms , et al. July 19, 2	2005-07-19
Quick set-up system for calibration devices App 20050120771 - Hofmann, Jorg ; et al.	2005-06-09
Bimetallic-cyanide catalysts used for preparing polyether polyols Grant 6,878,661 - Ooms , et al. April 12, 2	2005-04-12
High-resilient polyurethane foams produced from polyether polyols Grant 6,858,655 - Hofmann , et al. February 22, 2	2005-02-22
Double metal cyanide catalysts for the preparation of polyether polyols Grant 6,852,664 - Ooms , et al. February 8, 2	2005-02-08
Process for the preparation of DMC catalysts App 20050027145 - Hofmann, Jorg ; et al.	2005-02-03
Method for producing double metal cyanide (DMC) catalysts Grant 6,835,687 - Hofmann , et al. December 28, 2	2004-12-28
Double-metal cyanide catalysts for preparing polyether polyols Grant 6,833,431 - Hofmann , et al. December 21, 2	2004-12-21
Double-metal cyanide catalysts for preparing polyether polyols Grant 6,818,587 - Schafer , et al. November 16, 2	2004-11-16
Short-time arc-welding system and process for controlling such a system App 20040217091 - Schmidt, Wolfgang ; et al.	2004-11-04
Aliphatic polycarbonate homo-and co-polymers produced by DMC catalysis and the process for their production Grant 6,806,345 - Hofmann , et al. October 19, 2	2004-10-19
Process for producing DMC catalysts Grant 6,780,813 - Hofmann , et al. August 24, 2	2004-08-24
Process for the preparation of polyether polyols Grant 6,776,925 - Hofmann , et al. August 17, 2	2004-08-17
Double metal cyanide catalysts for the preparation of polyether polyols App 20040092389 - Ooms, Pieter ; et al.	2004-05-13
Processes for preparing ethylene oxide-capped polyols App 20040064001 - Ehlers, Stephan ; et al.	2004-04-01
Aliphatic polycarbonate homo-and co-polymers produced by DMC catalysis and the process for their production App 20040044174 - Hofmann, Jorg ; et al.	2004-03-04
Process for producing polyether polyols Grant 6,670,406 - Hofmann , et al. December 30, 2	2003-12-30
Aliphatic polycarbonate homo-and co-polymers produced by DMC catalysis and the process for their production Grant 6,646,100 - Hofmann , et al. November 11, 2	2003-11-11
Double-metal cyanide catalysts for preparing polyether polyols App 20030204045 - Hofmann, Jorg ; et al.	2003-10-30
Process for the preparation of polyether polyols Grant 6,624,321 - Denninger , et al. September 23, 2	2003-09-23
Double-metal cyanide catalysts containing polyester for preparing polyether polyols Grant 6,624,286 - Hofmann , et al. September 23, 2	2003-09-23
Long-chain polyether polyols with a high proportion of primary oh groups Grant 6,617,419 - Hofmann , et al. September 9, 2	2003-09-09
Method for producing double metal cyanide (dmc) catalysts App 20030158449 - Hofmann, Jorg ; et al.	2003-08-21
Double-metal cyanide catalysts for producing polyether polyols Grant 6,608,231 - Ooms , et al. August 19, 2	2003-08-19
Double metal cyanide catalysts for producing polyether polyols Grant 6,586,566 - Hofmann , et al. July 1, 2	2003-07-01
Double-metal cyanide catalysts for preparing polyether polyols App 20030119663 - Ooms, Pieter ; et al.	2003-06-26
Process for the preparation of polyether polyols App 20030097026 - Denninger, Uwe ; et al.	2003-05-22
Double-metal cyanide catalysts for preparing polyether polyols App 20030050187 - Schafer, Walter ; et al.	2003-03-13
Double-metal cyanide catalysts for preparing polyether polyols App 20030050186 - Schafer, Walter ; et al.	2003-03-13
Aliphatic polycarbonate homo-and co-polymers produced by DMC catalysis and the process for their production App 20030032761 - Hofmann, Jorg ; et al.	2003-02-13
Process for producing polyether polyols App 20020198278 - Hofmann, Jorg ; et al.	2002-12-26
Double metal cyanide catalysts for preparing polyether polyols App 20020198099 - Ooms, Pieter ; et al.	2002-12-26
Process for the preparation of polyether polyols Grant 6,492,565 - Denninger , et al. December 10, 2	2002-12-10
Method for preparing polyether polyols Grant 6,486,361 - Ehlers , et al. November 26, 2	2002-11-26
Method for producing long chain polyether polyols without reprocessing Grant 6,482,993 - Hofmann , et al. November 19, 2	2002-11-19
Double-metal cyanide catalysts containing polyester for preparing polyether polyols App 20020068812 - Hofmann, Jorg ; et al.	2002-06-06
Brush part for electrical toothbrush Grant 6,381,795 - Hofmann , et al. May 7, 2	2002-05-07
Process for the preparation of polyether polyols App 20010053866 - Denninger, Uwe ; et al.	2001-12-20
Double metal cyanide catalysts for producing polyether polyols Grant 6,291,388 - Hofmann , et al. September 18, 2	2001-09-18
Zinc/metal hexacyanocobaltate complex compounds, a process for their preparation, and their use in a process for the production of polyether polyols Grant 5,998,327 - Hofmann , et al. December 7, 1	1999-12-07
Method of welding weld studs to a workpiece Grant 5,938,945 - Hofmann , et al. August 17, 1	1999-08-17
Hand-operable double-action metering and/or atomizing pump Grant 5,110,271 - Hofmann May 5, 1	1992-05-05
Method and apparatus for the optical measurement of fluid flow Grant 4,707,130 - Hofmann , et al. November 17, 1	1987-11-17

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.