IP Library Granted Patent US 6,773,839
Granted Patent Utility
US 6,773,839 · App. 09/990,318

Fuel cell power systems and methods of controlling a fuel cell power system

Inventors: William A. Fuglevand, Shiblihanna I. Bayyuk, Greg Lloyd, Peter David DeVries, David R. Lott, John P. Scartozzi
Patented Case View Patent ↗
Granted: Aug 10, 2004 Filed: Nov 23, 2001
Inventors
William A. Fuglevand
Shiblihanna I. Bayyuk
Greg Lloyd
Peter David DeVries
David R. Lott
John P. Scartozzi
Assignee (at issue)
ReliOn, Inc.

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 6,773,839
App. No.
09/990,318
Filed
2001-11-23
Granted
2004-08-10
Kind
B2