Granted Patent
Utility
US 4,501,878 · App. 06/575,371
Process for the preparation of high molecular weight polyesters
Inventor:
L. Jane Adams
Patented Case
View Patent ↗
Granted: Feb 26, 1985
Filed: Jan 30, 1984
Inventor
L. Jane Adams
Assignee (at issue)
EASTMAN KODAK 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.