IP Library Granted Patent US 4,256,477
Granted Patent Utility
US 4,256,477 · App. 06/103,783

Class fiber forming

Inventor: Howard B. Moody
Patented Case View Patent ↗
Granted: Mar 17, 1981 Filed: Dec 14, 1979
Inventor
Howard B. Moody
Assignee (at issue)
Owens-Corning Fiberglas Corp.

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 4,256,477
App. No.
06/103,783
Filed
1979-12-14
Granted
1981-03-17
Kind
A