Granted Patent
Utility
US 5,134,046 · App. 07/504,468
Battery with metal foil coated plastic housing
Inventors:
Lu Chow, William H. Cook, Seshadri N. Prativadi
Patented Case
View Patent ↗
Granted: Jul 28, 1992
Filed: Apr 4, 1990
Inventors
Lu Chow
William H. Cook
Seshadri N. Prativadi
Assignee (at issue)
Ultralife Batteries, 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.