Granted Patent
Utility
US 6,250,364 · App. 09/222,536
Semi-solid processing to form disk drive components
Inventors:
Gwendolyn Jones Chung, Walter Lloyd Prater
Patented Case
View Patent ↗
Granted: Jun 26, 2001
Filed: Dec 29, 1998
Inventors
Gwendolyn Jones Chung
Walter Lloyd Prater
Assignee (at issue)
International Business Machines 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.