Granted Patent
Utility
US 4,280,924 · App. 06/107,867
Regenerating perosmate catalyst
Inventors:
Ching-Yong Wu, Thaddeus P. Kobylinski
Patented Case
View Patent ↗
Granted: Jul 28, 1981
Filed: Dec 28, 1979
Inventors
Ching-Yong Wu
Thaddeus P. Kobylinski
Assignee (at issue)
Gulf Research & Development Company
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.