IP Library Granted Patent US 4,117,196
Granted Patent Utility
US 4,117,196 · App. 05/830,225

Photocurable imidizable polyene-polythiol compositions

Inventor: Eckart Mathias
Patented Case View Patent ↗
Granted: Sep 26, 1978 Filed: Sep 2, 1977
Inventor
Eckart Mathias
Assignee (at issue)
W. R. Grace & Co.

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 4,117,196
App. No.
05/830,225
Filed
1977-09-02
Granted
1978-09-26
Kind
A