Granted Patent
Utility
US 6,111,643 · App. 08/959,610
Apparatus, system and method for determining wear of an article
Inventors:
Frederick M. Discenzo, James S. Harris, Jr.
Patented Case
View Patent ↗
Granted: Aug 29, 2000
Filed: Oct 28, 1997
Inventors
Frederick M. Discenzo
James S. Harris, Jr.
Assignee (at issue)
Reliance Electric Industrial Company
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.