IP Library › Granted Patent US 5,895,237
Granted Patent Utility
US 5,895,237 · App. 08/775,177

Narrow isolation oxide process

Inventors: Tsiu C. Chan, Pervez Hassan Sagarwala
Patented Case View Patent ↗
Granted: Apr 20, 1999 Filed: Dec 31, 1996
Inventors
Tsiu C. Chan
Pervez Hassan Sagarwala
Assignee (at issue)
STMICROELECTRONICS, 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 5,895,237
App. No.
08/775,177
Filed
1996-12-31
Granted
1999-04-20
Kind
A