Granted Patent
Utility
US 4,422,201 · App. 06/290,785
Lint remover
Inventor:
Nicholas D. McKay
Patented Case
View Patent ↗
Granted: Dec 27, 1983
Filed: Aug 6, 1981
Inventor
Nicholas D. McKay
Assignee (at issue)
Helmac Products 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.