IP Library Granted Patent US 4,964,322
Granted Patent Utility
US 4,964,322 · App. 07/092,807

Dynamic differential drive

Inventor: Lee Reiterman
Patented Case View Patent ↗
Granted: Oct 23, 1990 Filed: Sep 3, 1987
Inventor
Lee Reiterman
Assignee (at issue)
GTE Valenite 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.

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Quick Facts
Patent No.
US 4,964,322
App. No.
07/092,807
Filed
1987-09-03
Granted
1990-10-23
Kind
A