Granted Patent
Utility
US 5,244,993 · App. 08/012,072
Sulfate-terminated vinylidene fluoride polymers of controlled molecular weight
Inventor:
Paul P. Nicholas
Patented Case
View Patent ↗
Granted: Sep 14, 1993
Filed: Feb 1, 1993
Inventor
Paul P. Nicholas
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.