Granted Patent
Utility
US 4,923,913 · App. 07/292,408
Low temperature sealing adhesive composition
Inventors:
Adem Chich, Steven S. Lalwani, Steven C. Bettoli, Louis L. Grube, Alfredo A. Bondoc
Patented Case
View Patent ↗
Granted: May 8, 1990
Filed: Dec 30, 1988
Inventors
Adem Chich
Steven S. Lalwani
Steven C. Bettoli
Louis L. Grube
Alfredo A. Bondoc
Assignee (at issue)
GAF Building Materials 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.