Granted Patent
Utility
US 4,210,033 · App. 05/907,518
Anti-backlash nut
Inventors:
Kenneth W. Erikson, Keith W. Erikson
Patented Case
View Patent ↗
Granted: Jul 1, 1980
Filed: May 19, 1978
Inventors
Kenneth W. Erikson
Keith W. Erikson
Assignee (at issue)
Kerk Motion Products, 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.