Granted Patent
Utility
US 6,682,843 · App. 09/802,191
Integral screen/frame assembly for an electrochemical cell
Inventors:
Antonio Speranza, Lawrence Moulthrop, Trent M. Molter, Mark E. Dristy
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: Mar 8, 2001
Inventors
Antonio Speranza
Lawrence Moulthrop
Trent M. Molter
Mark E. Dristy
Assignee (at issue)
PROTON ENERGY SYSTEMS, 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.