Granted Patent
Utility
US 5,668,251 · App. 08/539,405
Preparation of co-prepolymers from mono-substituted fluorinated monomers and tetrahydrofuran
Inventors:
Aslam A. Malik, Roland P. Carlson
Patented Case
View Patent ↗
Granted: Sep 16, 1997
Filed: Oct 5, 1995
Inventors
Aslam A. Malik
Roland P. Carlson
Assignee (at issue)
AEROJET-GENERAL 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.