Granted Patent
Utility
US 5,938,513 · App. 08/868,491
Apparatus for handling polishing carriers
Inventors:
Michael Slepikas, John Anderson
Patented Case
View Patent ↗
Granted: Aug 17, 1999
Filed: Jun 3, 1997
Inventors
Michael Slepikas
John Anderson
Assignee (at issue)
SpeedFam-IPEC 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.