Granted Patent
Utility
US 4,567,216 · App. 06/564,393
Thermoplastic modified epoxy compositions
Inventors:
Shahid P. Qureshi, Hugh C. Gardner
Patented Case
View Patent ↗
Granted: Jan 28, 1986
Filed: Dec 22, 1983
Inventors
Shahid P. Qureshi
Hugh C. Gardner
Assignee (at issue)
Union Carbide Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.