IP Library Granted Patent US 4,575,463
Granted Patent Utility
US 4,575,463 · App. 06/644,305

Method of applying hermetic coating on optical fiber

Inventors: Dipak R. Biswas, Satyabrata Raychaudhuri
Patented Case View Patent ↗
Granted: Mar 11, 1986 Filed: Aug 24, 1984
Inventors
Dipak R. Biswas
Satyabrata Raychaudhuri
Assignee (at issue)
ITT 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 4,575,463
App. No.
06/644,305
Filed
1984-08-24
Granted
1986-03-11
Kind
A