Granted Patent
Utility
US 4,881,794 · App. 07/236,564
Low smoke and reduced flame fluorinated polymer compositions and cable constructions
Inventor:
Edward J. Bartoszek
Patented Case
View Patent ↗
Granted: Nov 21, 1989
Filed: Aug 25, 1988
Inventor
Edward J. Bartoszek
Assignee (at issue)
Pennwalt 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.