IP Library Granted Patent US 4,383,777
Granted Patent Utility
US 4,383,777 · App. 06/163,841

Torque-limiting carriage return knock-off mechanism

Inventors: Douglas H. Eskew, Raymond Michael Marowski, Danny R. Sevy
Patented Case View Patent ↗
Granted: May 17, 1983 Filed: Jun 27, 1980
Inventors
Douglas H. Eskew
Raymond Michael Marowski
Danny R. Sevy
Assignee (at issue)
International Business Machines 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,383,777
App. No.
06/163,841
Filed
1980-06-27
Granted
1983-05-17
Kind
A