Granted Patent
Utility
US 6,222,147 · App. 09/522,027
Circuit breaker arc exhaust baffle with variable aperture
Inventors:
Dennis J. Doughty, Randall Lee Greenberg
Patented Case
View Patent ↗
Granted: Apr 24, 2001
Filed: Mar 9, 2000
Inventors
Dennis J. Doughty
Randall Lee Greenberg
Assignee (at issue)
General Electric 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.