Lange; Walter

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lange; Walter.The latest application filed is for "polyhalogen-substituted cinnamic acids and cinnamic acid derivatives and a process for the preparation of polyhalogen-substituted cinnamic acids and cinnamic acid derivatives".

Company Profile

0.12.10

Lange; Walter - Odenthal DE
Lange; Walter - Leverkusen DE
Lange, Walter - Regensdorf CH
Lange; Walter - Koln DE
Lange; Walter - Cologne 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
Process for the enantiomeric enrichment of cis-8-benzyl-7,9-dioxo-2,8-diazabicyclo[4.3.0]nonane Grant 7,709,644 - Diehl , et al. May 4, 2	2010-05-04
Polyhalogen-substituted cinnamic acids and cinnamic acid derivatives and a process for the preparation of polyhalogen-substituted cinnamic acids and cinnamic acid derivatives App 20080200731 - Lange; Walter ; et al.	2008-08-21
Polyhalogen-substituted cinnamic acids and cinnamic acid derivatives and a process for the preparation of polyhalogen-substituted cinnamic acids and cinnamic acid derivatives Grant 7,381,832 - Lange , et al. June 3, 2	2008-06-03
Process for the enantiomeric enrichment of cis-8-benzyl-7,9-dioxo-2,8-diazabicyclo[4.3.0]nonane App 20070213536 - Diehl; Herbert ; et al.	2007-09-13
Polyhalogen-substituted cinnamic acids and cinnamic acid derivatives and a process for the preparation of polyhalogen-substituted cinnamic acids and cinnamic acid derivatives App 20050234264 - Lange, Walter ; et al.	2005-10-20
Polyhalogen-substituted cinnamic acids and cinnamic acid derivatives and a process for the preparation of polyhalogen-substituted cinnamic acids and cinnamic acid derivatives Grant 6,956,129 - Lange , et al. October 18, 2	2005-10-18
Process for the arylation of olefins Grant 6,927,302 - Eckert , et al. August 9, 2	2005-08-09
Process for the enantiomeric enrichment of cis-8-benzyl-7,9-dioxo-2,8-diaz- abicyclo[4.3.0]nonane App 20040044205 - Diehl, Herbert ; et al.	2004-03-04
Chromatographic separation of enantiomers of lactones Grant 6,689,889 - Lange , et al. February 10, 2	2004-02-10
Object protection device App 20040008254 - Rechsteiner, Martin ; et al.	2004-01-15
Process for the arylation of olefins App 20030050500 - Eckert, Markus ; et al.	2003-03-13
Diphosphines App 20030045713 - Driessen-Holscher, Birgit ; et al.	2003-03-06
Chromatographic separation of enantiomers of lactones App 20020133017 - Lange, Walter ; et al.	2002-09-19
Polyhalogen-substituted cinnamic acids and cinnamic acid derivatives and a process for the preparation of polyhalogen-substituted cinnamic acids and cinnamic acid derivatives App 20020115885 - Lange, Walter ; et al.	2002-08-22
Diphosphines App 20020055653 - Driessen-Holscher, Birgit ; et al.	2002-05-09
Chiral stationary phases for chromatographic separation of optical isomers Grant 5,868,938 - Bomer, deceased , et al. February 9, 1	1999-02-09
Optically active sulphur-containing amino acid derivatives, their preparation, their polymerization to give optically active polymers and the use thereof Grant 5,432,251 - Grosse-Bley , et al. July 11, 1	1995-07-11
Optically active amino acid sulphoxide and amino acid sulphone derivatives, their preparation, their polymerisation and use as adsorbents for chromatographic resolution of racemates Grant 5,357,001 - Grosse-Bley , et al. October 18, 1	1994-10-18
Optically active bead polymers containing fillers Grant 5,348,656 - Podszun , et al. September 20, 1	1994-09-20
Optically active N-.alpha.-fluoroacryloylamino acid polymers for the resolution of racemates Grant 5,292,924 - Grosser , et al. March 8, 1	1994-03-08
Polymeriable optically active (meth) acrylic acid derivatives Grant 5,274,167 - Lange , et al. December 28, 1	1993-12-28
Process for the fluorination of acrylic acid and derivatives thereof and novel fluorinated esters of 2,3-difluoropropionic acid Grant 5,072,030 - Bielefeldt , et al. December 10, 1	1991-12-10

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