IP Library Granted Patent US 5,159,101
Granted Patent Utility
US 5,159,101 · App. 07/833,199

Cyanoethylation of alcohols

Inventors: Donald H. Champion, George P. Speranza
Patented Case View Patent ↗
Granted: Oct 27, 1992 Filed: Feb 10, 1992
Inventors
Donald H. Champion
George P. Speranza
Assignee (at issue)
Texaco Chemical 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 5,159,101
App. No.
07/833,199
Filed
1992-02-10
Granted
1992-10-27
Kind
A