Granted Patent
Utility
US 4,599,370 · App. 06/678,703
Powdered elastomer dry blends and process for injection molding
Inventors:
Richard F. Grossman, Francis W. McKane, Jr.
Patented Case
View Patent ↗
Granted: Jul 8, 1986
Filed: Dec 6, 1984
Inventors
Richard F. Grossman
Francis W. McKane, Jr.
Assignee (at issue)
Plastic Specialties and Technologies 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.