Granted Patent
Utility
US 4,602,090 · App. 06/679,846
Polymethylene pyrroles
Inventor:
Lee Traynor
Patented Case
View Patent ↗
Granted: Jul 22, 1986
Filed: Dec 10, 1984
Inventor
Lee Traynor
Assignee (at issue)
B. F. Goodrich Company
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.