IP Library › Granted Patent US 5,610,267
Granted Patent Utility
US 5,610,267 · App. 08/357,444

Process for preparing polysuccinimide by high temperature reaction

Inventors: Louis L. Wood, Gary J. Calton
Patented Case View Patent ↗
Granted: Mar 11, 1997 Filed: Dec 16, 1994
Inventors
Louis L. Wood
Gary J. Calton
Assignee (at issue)
Bayer Aktiengesellschaft

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 5,610,267
App. No.
08/357,444
Filed
1994-12-16
Granted
1997-03-11
Kind
A