Granted Patent
Utility
US 4,298,712 · App. 05/820,611
Adhesive blends of elastomer, polyolefin, and graft of polyethylene with unsaturated fused ring anhydrides
Inventors:
John Machonis, Jr., Seymour Schmukler, Robert J. Zeitlin, Mitsuzo Shida
Patented Case
View Patent ↗
Granted: Nov 3, 1981
Filed: Aug 1, 1977
Inventors
John Machonis, Jr.
Seymour Schmukler
Robert J. Zeitlin
Mitsuzo Shida
Assignee (at issue)
Chemplex, Ltd.
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.