IP Library › Granted Patent US 4,586,784
Granted Patent Utility
US 4,586,784 · App. 06/774,851

Modal-insensitive biconical taper couplers

Inventors: Yves Tremblay, Brian S. Kawasaki, Francois Bilodeau
Patented Case View Patent ↗
Granted: May 6, 1986 Filed: Sep 9, 1985
Inventors
Yves Tremblay
Brian S. Kawasaki
Francois Bilodeau
Assignee (at issue)
Canadian Patents & Dev. Limited

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 4,586,784
App. No.
06/774,851
Filed
1985-09-09
Granted
1986-05-06
Kind
A