Granted Patent
Utility
US 6,397,648 · App. 09/821,438
U-lock keyway protector
Inventors:
Jason Morris, John D. Fiegener, Cornelius McDaid
Patented Case
View Patent ↗
Granted: Jun 4, 2002
Filed: Mar 30, 2001
Inventors
Jason Morris
John D. Fiegener
Cornelius McDaid
Assignee (at issue)
Kryptonite 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.