Granted Patent
Utility
US 6,001,504 · App. 09/038,326
Prismatic battery housing
Inventors:
David C. Batson, John D. Sillesky, Richard M. Mank
Patented Case
View Patent ↗
Granted: Dec 14, 1999
Filed: Mar 11, 1998
Inventors
David C. Batson
John D. Sillesky
Richard M. Mank
Assignee (at issue)
Duracell 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.