Granted Patent
Utility
US 5,597,865 · App. 08/342,889
Adhesive blends for polystyrene
Inventor:
Paul H. Jackson
Patented Case
View Patent ↗
Granted: Jan 28, 1997
Filed: Nov 21, 1994
Inventor
Paul H. Jackson
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.