Granted Patent
Utility
US 5,055,372 · App. 07/512,700
Photohardenable composition containing borate salts and ketone initiators
Inventors:
Michael S. Shanklin, Peter Gottschalk, Paul C. Adair
Patented Case
View Patent ↗
Granted: Oct 8, 1991
Filed: Apr 23, 1990
Inventors
Michael S. Shanklin
Peter Gottschalk
Paul C. Adair
Assignee (at issue)
The Mead 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.