Granted Patent
Utility
US 4,849,199 · App. 07/032,206
Method for suppressing growth of graphite and other non-diamond carbon species during formation of synthetic diamond
Inventor:
John M. Pinneo
Patented Case
View Patent ↗
Granted: Jul 18, 1989
Filed: Mar 30, 1987
Inventor
John M. Pinneo
Assignee (at issue)
Crystallume 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.