IP Library Granted Patent US 5,387,495
Granted Patent Utility
US 5,387,495 · App. 07/864,375

Sequential multilayer process for using fluorinated hydrocarbons as a dielectric

Inventors: James Cheng Lee, Arshad Ahmad, Chune Lee, Myrna E. Castro, Francisca Tung
Patented Case View Patent ↗
Granted: Feb 7, 1995 Filed: Apr 6, 1992
Inventors
James Cheng Lee
Arshad Ahmad
Chune Lee
Myrna E. Castro
Francisca Tung
Assignee (at issue)
Digital Equipment Corporation

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 5,387,495
App. No.
07/864,375
Filed
1992-04-06
Granted
1995-02-07
Kind
A