Granted Patent
Utility
US 6,440,252 · App. 09/465,801
Method for rotatable element assembly
Inventors:
David K. Biegelsen, Joseph M. Crowley, Alexander E. Silverman
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Dec 17, 1999
Inventors
David K. Biegelsen
Joseph M. Crowley
Alexander E. Silverman
Assignee (at issue)
Xerox 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.