Klegraf; Ellen

Patent Applications and Registrations

Patent applications and USPTO patent grants for Klegraf; Ellen.The latest application filed is for "method for preparation of acetoacetylated polyols".

Company Profile

0.10.14

Klegraf; Ellen - Naters CH
Klegraf; Ellen - Brig-Glis N/A CH
Klegraf; Ellen - Brig CH
Klegraf; Ellen - Eltville 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 Preparation of Acetoacetylated Polyols App 20220185762 - Nakajima; Masaki ; et al.	2022-06-16
Method for Preparation of Potassium 5-Iodo-2-Carboxybenzene Sulfonate App 20210261501 - KLEGRAF; Ellen ; et al.	2021-08-26
Process for the enzymatic production of carnitine from beta-lactones Grant 9,523,106 - Klegraf , et al. December 20, 2	2016-12-20
Process for the production of carnitine from .beta.-lactones Grant 9,394,238 - Hanselmann , et al. July 19, 2	2016-07-19
Process for the production of 4-chloroacetoacetyl chloride, 4-chloroacetoacetic acid esters, amides and imides Grant 9,227,905 - Klegraf , et al. January 5, 2	2016-01-05
Process For The Production Of Carnitine From Beta-lactones App 20150126775 - Hanselmann; Paul ; et al.	2015-05-07
Process for the Production of 4-Chloroacetoacetyl Chloride, 4-Chloroacetoacetic Acid Esters, Amides and Imides App 20140039217 - Klegraf; Ellen ; et al.	2014-02-06
Process for the production of carnitine by cycloaddition Grant 8,563,752 - Hanselmann , et al. October 22, 2	2013-10-22
Process For The Enzymatic Production Of Carnitine From Beta-lactones App 20130034885 - Klegraf; Ellen ; et al.	2013-02-07
Process for removing hydrogen cyanide from ethanedinitrile Grant 8,337,796 - Hanselmann , et al. December 25, 2	2012-12-25
Substituted sulfonamide compounds Grant 8,268,814 - Reich , et al. September 18, 2	2012-09-18
Process For The Production Of Carnitine From Beta-lactones App 20120022288 - Hanselmann; Paul ; et al.	2012-01-26
Process For The Production Of Carnitine By Cycloaddition App 20120022275 - Hanselmann; Paul ; et al.	2012-01-26
Process for the preparation of ethanedinitrile Grant 8,088,351 - Klegraf , et al. January 3, 2	2012-01-03
Process For Removing Hydrogen Cyanide From Ethanedinitrile App 20110195012 - Hanselmann; Paul ; et al.	2011-08-11
Process For The Preparation Of Ethanedinitrile App 20110171102 - Klegraf; Ellen ; et al.	2011-07-14
Substituted Sulfonamide Compounds App 20090275558 - Reich; Melanie ; et al.	2009-11-05
Antibacterial 1,4,5-substituted Aminoglycoside Analogs App 20080300199 - Linsell; Martin ; et al.	2008-12-04

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