Granted Patent
Utility
US 4,462,238 · App. 06/451,136
Method for controlling properties of metals and alloys
Inventor:
Glenn B. Goodfellow
Patented Case
View Patent ↗
Granted: Jul 31, 1984
Filed: Dec 20, 1982
Inventor
Glenn B. Goodfellow
Assignee (at issue)
UTI LIMITED PARTNERSHIP
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.