Granted Patent
Utility
US 4,607,075 · App. 06/816,536
Polyester compostions
Inventors:
Gerald A. Baum, Varkki Chacko, Paul DeStio
Patented Case
View Patent ↗
Granted: Aug 19, 1986
Filed: Jan 6, 1986
Inventors
Gerald A. Baum
Varkki Chacko
Paul DeStio
Assignee (at issue)
GAF 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.