Granted Patent
Utility
US 5,207,968 · App. 07/701,046
Method for making a dimensionally stable green ceramic sheet
Inventors:
Frankie E. Phelps, Clement E. Valchar, Robert A. DiMilia
Patented Case
View Patent ↗
Granted: May 4, 1993
Filed: May 16, 1991
Inventors
Frankie E. Phelps
Clement E. Valchar
Robert A. DiMilia
Assignee (at issue)
Aluminum Company of America
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.