Granted Patent
Utility
US 4,304,882 · App. 05/211,093
Polymer from peroxy compounds containing acylating groups
Inventors:
Antonio Joseph D'Angelo, Orville L. Mageli
Patented Case
View Patent ↗
Granted: Dec 8, 1981
Filed: Dec 22, 1971
Inventors
Antonio Joseph D'Angelo
Orville L. Mageli
Assignee (at issue)
Pennwalt 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.