Granted Patent
Utility
US 5,484,632 · App. 08/133,550
Non-oriented, heat-sealing polyester film
Inventors:
James Wilson Mercer, JR., Emily Tedrow Bell, Wayne Ken Shih
Patented Case
View Patent ↗
Granted: Jan 16, 1996
Filed: Oct 7, 1993
Inventors
James Wilson Mercer, JR.
Emily Tedrow Bell
Wayne Ken Shih
Assignee (at issue)
Eastman Chemical 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.