Brassat; Lutz

Patent Applications and Registrations

Patent applications and USPTO patent grants for Brassat; Lutz.The latest application filed is for "polyurethane foam materials having reduced cold-flow effect and method for producing same".

Company Profile

2.3.14

Brassat; Lutz - Leverkusen 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 Foam Materials Having Reduced Cold-flow Effect And Method For Producing Same App 20220204681 - Gossner; Matthaeus ; et al.	2022-06-30
Method For Producing Polyurethane Soft Foams App 20210024681 - Gossner; Matthaeus ; et al.	2021-01-28
Method For Producing Polyurethane Soft Foams With High Bulk Density App 20210002412 - Gossner; Matthaeus ; et al.	2021-01-07
Polyurethane Foams Based On Polyether Carbonate Polyols App 20180327537 - GOSSNER; Matthaus ; et al.	2018-11-15
Use Of Polyether Carbonate Polyols For Producing Polyurethane Foams With Stable Colour App 20180237577 - Brassat; Lutz ; et al.	2018-08-23
Method For Producing Viscoelastic Polyurethane Foams App 20170327620 - Gossner; Matthaus ; et al.	2017-11-16
Polyester polyols with long-chain polyether polyol building blocks and use thereof in rigid pur/pir foams Grant 9,701,805 - Nefzger , et al. July 11, 2	2017-07-11
Reaction System For A Low-monomer One-component Polyurethane Foam App 20160304657 - ALBERS; Reinhard ; et al.	2016-10-20
Polyester Polyols With Long-chain Polyether Polyol Building Blocks And Use Thereof In Rigid Pur/pir Foams App 20160039988 - Nefzger; Hartmut ; et al.	2016-02-11
Polyester polyols from terephthalic acid and oligoalkylene oxides Grant 8,334,035 - Nefzger , et al. December 18, 2	2012-12-18
Polyester Polyols From Terephthalic Acid And Oligoalkyl Oxides App 20120052228 - Nefzger; Hartmut ; et al.	2012-03-01
Process for the purification of thiophenes Grant 7,994,345 - Brassat , et al. August 9, 2	2011-08-09
Reactive Polyurethane Compositions App 20100210748 - Leimenstoll; Marc ; et al.	2010-08-19
Process For The Purification Of Thiophenes App 20090318710 - Brassat; Lutz ; et al.	2009-12-24
Compounds containing 3,4-methylenedioxythiophene units App 20060011907 - Brassat; Lutz ; et al.	2006-01-19
Process for the purification of thiophenes App 20050065352 - Brassat, Lutz ; et al.	2005-03-24
Overcharge protection of nonaqueous rechargeable lithium batteries by cyano-substituted thiophenes as electrolyte additives App 20040053138 - Otterstedt, Ralph ; et al.	2004-03-18

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