Dunnavant; William R.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Dunnavant; William R..The latest application filed is for "foundry mixes containing a polyether polyol and their use".

Company Profile

0.10.0

Dunnavant; William R. - Columbus OH

*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
Foundry mixes containing a polyether polyol and their use Grant 5,455,287 - Carpenter , et al. October 3, 1	1995-10-03
Polyurethane-forming binder systems containing 2,2'-dipyridyl, 1,10-phenanthroline, and their substituted alkyl derivatives Grant 5,447,968 - Barnett , et al. September 5, 1	1995-09-05
Polyurethane-forming foundry binders containing a polyester polyol Grant 4,946,876 - Carpenter , et al. August 7, 1	1990-08-07
Heat curable foundry mixes and binder compositions Grant 4,789,693 - Jhaveri , et al. December 6, 1	1988-12-06
Hot box process for preparing foundry shapes Grant 4,766,949 - Jhaveri , et al. August 30, 1	1988-08-30
Phenolic resin-polyisocyanate binder systems containing an organohalophosphate and use thereof Grant 4,683,252 - Dunnavant , et al. July 28, 1	1987-07-28
Phenolic resin-polyisocyanate binder systems containing a phosphorus based acid Grant 4,602,069 - Dunnavant , et al. July 22, 1	1986-07-22
Process of forming foundry cores and molds utilizing binder curable by free radical polymerization Grant 4,526,219 - Dunnavant , et al. July 2, 1	1985-07-02
Urethane binder compositions for no-bake and cold box foundry application utilizing isocyanato-urethane polymers Grant 4,293,480 - Martin , et al. October 6, 1	1981-10-06
Monomeric compounds Grant 3,993,684 - Dunnavant , et al. November 23, 1	1976-11-23

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