Granted Patent
Utility
US 4,267,141 · App. 06/108,082
Phenolic resins with improved low temperature processing stability
Inventor:
Myron C. Annis
Patented Case
View Patent ↗
Granted: May 12, 1981
Filed: Dec 28, 1979
Inventor
Myron C. Annis
Assignee (at issue)
Hooker Chemicals & Plastics 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.