IP Library Granted Patent US 4,354,307
Granted Patent Utility
US 4,354,307 · App. 06/099,515

Method for mass producing miniature field effect transistors in high density LSI/VLSI chips

Inventors: Mark A. Vinson, Rakesh Kumar, Norman W. Jones, Michael R. Gulett
Patented Case View Patent ↗
Granted: Oct 19, 1982 Filed: Dec 3, 1979
Inventors
Mark A. Vinson
Rakesh Kumar
Norman W. Jones
Michael R. Gulett
Assignee (at issue)
Burroughs, 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 4,354,307
App. No.
06/099,515
Filed
1979-12-03
Granted
1982-10-19
Kind
A