Granted Patent
Utility
US 6,081,966 · App. 09/232,301
Self-centering roller hinge unit for a roll-up door
Inventors:
Steve A. Antekeier, Jerry G. Miller
Patented Case
View Patent ↗
Granted: Jul 4, 2000
Filed: Jan 15, 1999
Inventors
Steve A. Antekeier
Jerry G. Miller
Assignee (at issue)
Fleet Engineers, 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.