Granted Patent
Utility
US 5,646,241 · App. 08/475,006
Bleed resistant cyanate ester-containing compositions
Inventors:
Stephen M. Dershem, Deborah L. Derfelt
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Jun 7, 1995
Inventors
Stephen M. Dershem
Deborah L. Derfelt
Assignee (at issue)
Quantum Materials, LLC
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.