Granted Patent
Utility
US 6,446,757 · App. 09/665,376
Lock mechanism for lift
Inventor:
Bryan Taylor
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Sep 20, 2000
Inventor
Bryan Taylor
Assignee (at issue)
Delaware Capital Formation, 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.