Granted Patent
Utility
US 4,351,932 · App. 06/134,666
Bis-maleimide/divinyl aryl crosslinking agent resin system
Inventors:
Sidney W. Street, Don A. Beckley
Patented Case
View Patent ↗
Granted: Sep 28, 1982
Filed: Mar 27, 1980
Inventors
Sidney W. Street
Don A. Beckley
Assignee (at issue)
HITCO, 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.