Granted Patent
Utility
US 6,620,523 · App. 09/988,623
Titanium composite skate blades
Inventors:
Stanley Abkowitz, Susan M. Abkowitz, Harold L. Heussi, Paul F. Weihrauch
Patented Case
View Patent ↗
Granted: Sep 16, 2003
Filed: Nov 20, 2001
Inventors
Stanley Abkowitz
Susan M. Abkowitz
Harold L. Heussi
Paul F. Weihrauch
Assignee (at issue)
Dynamet Technology, Inc.
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.