Granted Patent
Utility
US 4,151,197 · App. 05/630,227
Dimerization process
Inventor:
Olav T. Onsager
Patented Case
View Patent ↗
Granted: Apr 24, 1979
Filed: Nov 10, 1975
Inventor
Olav T. Onsager
Assignee (at issue)
Halcon International, 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.