Granted Patent
Utility
US 4,897,473 · App. 06/259,378
Homologation of carbonyloxy containing compounds
Inventor:
Bernard D. Dombek
Patented Case
View Patent ↗
Granted: Jan 30, 1990
Filed: May 1, 1981
Inventor
Bernard D. Dombek
Assignee (at issue)
Union Carbide Chemicals & Plastics
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.