Granted Patent
Utility
US 4,653,293 · App. 06/710,002
Mechanism for effecting movement
Inventor:
Itzchak Porat
Patented Case
View Patent ↗
Granted: Mar 31, 1987
Filed: Mar 11, 1985
Inventor
Itzchak Porat
Assignee (at issue)
Guilford Mills, 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.