IP Library Granted Patent US 5,159,096
Granted Patent Utility
US 5,159,096 · App. 07/767,825

Process for the preparation of siloxane-oxyalkylene copolymers

Inventors: Paul E. Austin, Harold D. Furbee, Anne Kathryn McMullen
Patented Case View Patent ↗
Granted: Oct 27, 1992 Filed: Sep 30, 1991
Inventors
Paul E. Austin
Harold D. Furbee
Anne Kathryn McMullen
Assignee (at issue)
Union Carbide Chemicals & Plastics Technology LLC

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 5,159,096
App. No.
07/767,825
Filed
1991-09-30
Granted
1992-10-27
Kind
A