Granted Patent
Utility
US 4,561,892 · App. 06/617,010
Silicon-rich alloy coatings
Inventors:
Prabhat Kumar, Vidhu Anand
Patented Case
View Patent ↗
Granted: Dec 31, 1985
Filed: Jun 5, 1984
Inventors
Prabhat Kumar
Vidhu Anand
Assignee (at issue)
Cabot 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.