Granted Patent
Utility
US 4,654,405 · App. 06/804,947
Carboxylated phenylene ether resins
Inventors:
Ronald L. Jalbert, Thomas S. Grant
Patented Case
View Patent ↗
Granted: Mar 31, 1987
Filed: Dec 5, 1985
Inventors
Ronald L. Jalbert
Thomas S. Grant
Assignee (at issue)
Borg-Warner Chemicals, 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.