Granted Patent
Utility
US 4,294,867 · App. 06/178,416
Method for developing a pattern on a ceramic substrate
Inventor:
Premakaran T. Boaz
Patented Case
View Patent ↗
Granted: Oct 13, 1981
Filed: Aug 15, 1980
Inventor
Premakaran T. Boaz
Assignee (at issue)
Ford Motor 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.