Granted Patent
Utility
US 4,775,725 · App. 07/033,861
Silane modified polymers
Inventors:
Ralph J. DePasquale, Michael E. Wilson
Patented Case
View Patent ↗
Granted: Oct 4, 1988
Filed: Apr 3, 1987
Inventors
Ralph J. DePasquale
Michael E. Wilson
Assignee (at issue)
PCR, Inc.
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.