Granted Patent
Utility
US 5,336,721 · App. 08/046,251
Adhesive blends of ethylene-alkyl acrylate copolymers and modified propylene-ethylene copolymers
Inventor:
Webster W. Kiang
Patented Case
View Patent ↗
Granted: Aug 9, 1994
Filed: Apr 6, 1993
Inventor
Webster W. Kiang
Assignee (at issue)
Quantum Chemical 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.