Sauer; Friedrich

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sauer; Friedrich.The latest application filed is for "method for the production of high-grade polyisobutene".

Company Profile

0.10.9

Sauer; Friedrich - Obersuelzen DE
Sauer; Friedrich - Obersulzen DE
Sauer, Friedrich - Oberszulen 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
Method for the separation of ascorbic acid from a polar solvent containing ascorbic acid and 2-keto-L-gulonic acid Grant 7,696,360 - Kaibel , et al. April 13, 2	2010-04-13
Method for the Production of High-Grade Polyisobutene App 20080214762 - Bode; Andreas ; et al.	2008-09-04
Material for a facility for the production of anhydrous formic acid Grant 7,241,365 - Auer , et al. July 10, 2	2007-07-10
Method for extracting 2-ketone-l-gulonic acid from a polar, preferably aqueous solvent App 20060149084 - Domschke; Thomas ; et al.	2006-07-06
Method for the separation of ascorbic acid from a polar solvent containing ascorbic acid and 2-keto-l-gulonic acid App 20050197504 - Kaibel, Gerd ; et al.	2005-09-08
Waste water treatment in a method for producing formic acid which is free of water Grant 6,867,329 - Auer , et al. March 15, 2	2005-03-15
Method for producing anhydrous formic acid Grant 6,841,700 - Auer , et al. January 11, 2	2005-01-11
Utilization of an extracting agent as antifoaming agent in the production of anhydrous formic acid Grant 6,838,579 - Auer , et al. January 4, 2	2005-01-04
Method for hydroformylating olefins having between 20 and 400 carbon atoms Grant 6,777,503 - Schwahn , et al. August 17, 2	2004-08-17
Method for cleaning off-gas flows Grant 6,696,603 - Auer , et al. February 24, 2	2004-02-24
Material for a facility for the production of anhydrous formic acid App 20030116423 - Auer, Heinz ; et al.	2003-06-26
Method for cleaning off-gas flows App 20030050506 - Auer, Heinz ; et al.	2003-03-13
Waste water treatment in a method for producing formic acid which is free of water App 20030036664 - Auer, Heinz ; et al.	2003-02-20
Method for producing anhydrous formic acid App 20030018216 - Auer, Heinz ; et al.	2003-01-23
Method for hydroformylating olefins having between 20 and 400 carbon atoms App 20030013819 - Schwahn, Harald ; et al.	2003-01-16
Utilization of an extracting agent as antifoaming agent in the production of anhydrous formic acid App 20030009057 - Auer, Heinz ; et al.	2003-01-09
Hydroformylation process Grant 6,331,656 - Blankertz , et al. December 18, 2	2001-12-18
Obtaining very pure maleic anhydride from crude maleic anhydride Grant 4,961,827 - Zimmerling , et al. October 9, 1	1990-10-09
Process for the manufacture of 4,4'-diphenyl-methane diisocyanate and a mixture of diphenyl-methane diisocyanate isomers containing a small amount of uretdiones and hydrolyzable chlorine Grant 4,294,666 - Astheimer , et al. October 13, 1	1981-10-13

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