IP Library Granted Patent US 4,871,929
Granted Patent Utility
US 4,871,929 · App. 07/215,978

ECL logic gate

Inventors: Roger L. Hollstein, M. Ngheim Phan
Patented Case View Patent ↗
Granted: Oct 3, 1989 Filed: Jul 7, 1988
Inventors
Roger L. Hollstein
M. Ngheim Phan
Assignee (at issue)
Motorola, 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 4,871,929
App. No.
07/215,978
Filed
1988-07-07
Granted
1989-10-03
Kind
A