von Ahn; Volker H.

Patent Applications and Registrations

Patent applications and USPTO patent grants for von Ahn; Volker H..The latest application filed is for "1,2-bis-adducts of stable nitroxides with substituted ethylenes and stabilized compositions".

Company Profile

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von Ahn; Volker H. - Mahopac 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
1,2-Bis-adducts of stable nitroxides with substituted ethylenes and stabilized compositions Grant 5,844,025 - Cunkle , et al. December 1, 1	1998-12-01
7-substituted quinone methides as inhibitors for unsaturated monomers Grant 5,670,692 - Nesvadba , et al. September 23, 1	1997-09-23
2-(2-hydroxy-3-.alpha. cumyl-5-tert nonyl or dodecyl phenyl)-2H- Benzotriazole UV Absorbers Grant 5,607,987 - Winter , et al. March 4, 1	1997-03-04
Method for inhibiting premature polymerization of vinyl aromatic monomers Grant 5,545,786 - Winter , et al. August 13, 1	1996-08-13
Compositions stabilized with 5-thio-substituted benzotriazole UV-absorbers Grant 5,516,914 - Winter , et al. May 14, 1	1996-05-14
Compositions stabilized with 5-sulfonyl-substituted benotriazole UV-absorbers Grant 5,436,349 - Winter , et al. July 25, 1	1995-07-25
5-sulfonyl-substituted benzotriazole UV-absorbers Grant 5,280,124 - Winter , et al. * January 18, 1	1994-01-18
5-thio-substituted benzotriazole UV-absorbers Grant 5,278,314 - Winter , et al. January 11, 1	1994-01-11

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