Granted Patent
Utility
US 4,482,659 · App. 06/544,150
Toughened thermosetting compositions for composites
Inventors:
Zal N. Sanjana, Joseph R. Marchetti
Patented Case
View Patent ↗
Granted: Nov 13, 1984
Filed: Oct 21, 1983
Inventors
Zal N. Sanjana
Joseph R. Marchetti
Assignee (at issue)
Westinghouse Electric Company LLC
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.