Granted Patent
Utility
US 5,318,217 · App. 07/794,320
Method of enhancing bond joint structural integrity of spray cast article
Inventors:
Jonathan S. Stinson, Kim E. Bowen
Patented Case
View Patent ↗
Granted: Jun 7, 1994
Filed: Nov 14, 1991
Inventors
Jonathan S. Stinson
Kim E. Bowen
Assignee (at issue)
HOWMET 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.