Signa Chemistry, LLC

Patent Applications and Registrations

Patent applications and USPTO patent grants for Signa Chemistry, LLC.The latest application filed is for "method for deprotecting aryl or alkyl sulfonamides of primary or secondary amines".

Company Profile

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Signa Chemistry, LLC - New York NY
SIGNA CHEMISTRY LLC - 530 E. 76th Street Suite 9E New York NY

*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
Silicide compositions containing alkali metals and methods of making the same Grant 8,986,643 - Lefenfeld , et al. March 24, 2	2015-03-24
Lithium-porous metal oxide compositions and lithium reagent-porous metal compositions Grant 8,197,707 - Lefenfeld , et al. June 12, 2	2012-06-12
Method For Deprotecting Aryl Or Alkyl Sulfonamides Of Primary Or Secondary Amines App 20090306391 - Lefenfeld; Michael ; et al.	2009-12-10
Silica gel compositions containing alkali metals and alkali metal alloys Grant 7,410,567 - Lefenfeld , et al. August 12, 2	2008-08-12
Lithium-porous Metal Oxide Compositions And Lithium Reagent-porous Metal Compositions App 20080111104 - LEFENFELD; Michael ; et al.	2008-05-15
Titanium Oxide And Alumina Alkali Metal Compositions App 20080063596 - Lefenfeld; Michael ; et al.	2008-03-13
Titanium oxide and alumina alkali metal compositions Grant 7,259,128 - Lefenfeld , et al. August 21, 2	2007-08-21
Silica Gel Compositions Containing Alkali Metals And Alkali Metal Alloys App 20070167317 - LEFENFELD; Michael ; et al.	2007-07-19
Silica gel compositions containing alkali metals and alkali metal alloys Grant 7,211,539 - Lefenfeld , et al. May 1, 2	2007-05-01
Titanium oxide and alumina alkali metal compositions App 20060073968 - Lefenfeld; Michael ; et al.	2006-04-06

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