Granted Patent
Utility
US 6,354,949 · App. 09/525,359
Maintenance free flexible shaft drive transmission assembly
Inventors:
Robert Baris, Matthew P. Dugan, Martin Patrick Tansey
Patented Case
View Patent ↗
Granted: Mar 12, 2002
Filed: Mar 15, 2000
Inventors
Robert Baris
Matthew P. Dugan
Martin Patrick Tansey
Assignee (at issue)
Bettcher Industries, 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.