Granted Patent
Utility
US 4,476,285 · App. 06/471,417
Rubber modified epoxy adhesive
Inventors:
David J. Crabtree, Elizabeth Y. Park
Patented Case
View Patent ↗
Granted: Oct 9, 1984
Filed: Mar 2, 1983
Inventors
David J. Crabtree
Elizabeth Y. Park
Assignee (at issue)
The United States of America, as represented by the Secretary of the Navy
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.