Granted Patent
Utility
US 5,581,649 · App. 08/430,611
Fixed value fiber optic attenuator with index matching material
Inventors:
Stanley Vincent Paquette, Karl J. Jalbert, Thomas E. Simmons, Michael S. Beard, Deborah L. St. Armand
Patented Case
View Patent ↗
Granted: Dec 3, 1996
Filed: Apr 28, 1995
Inventors
Stanley Vincent Paquette
Karl J. Jalbert
Thomas E. Simmons
Michael S. Beard
Deborah L. St. Armand
Assignee (at issue)
Whitaker & Company
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.