IP Library Granted Patent US 4,691,190
Granted Patent Utility
US 4,691,190 · App. 07/007,715

Analog-digital converter

Inventor: Jeffrey I. Robinson
Patented Case View Patent ↗
Granted: Sep 1, 1987 Filed: Jan 28, 1987
Inventor
Jeffrey I. Robinson
Assignee (at issue)
General DataComm, 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.

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 4,691,190
App. No.
07/007,715
Filed
1987-01-28
Granted
1987-09-01
Kind
A