IP Library Granted Patent US 4,632,886
Granted Patent Utility
US 4,632,886 · App. 06/656,057

Sulfidization of compound semiconductor surfaces and passivated mercury cadmium telluride substrates

Inventors: Towfik H. Teherani, Arturo Simmons
Patented Case View Patent ↗
Granted: Dec 30, 1986 Filed: Sep 28, 1984
Inventors
Towfik H. Teherani
Arturo Simmons
Assignee (at issue)
Texas Instruments Incorporated

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 4,632,886
App. No.
06/656,057
Filed
1984-09-28
Granted
1986-12-30
Kind
A