IP Library › Granted Patent US 4,421,784
Granted Patent Utility
US 4,421,784 · App. 06/348,345

Process for producing textured coatings

Inventor: Harden H. Troue
Patented Case View Patent ↗
Granted: Dec 20, 1983 Filed: Feb 12, 1982
Inventor
Harden H. Troue
Assignee (at issue)
Union Carbide 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 4,421,784
App. No.
06/348,345
Filed
1982-02-12
Granted
1983-12-20
Kind
A