IP Library Granted Patent US 4,964,877
Granted Patent Utility
US 4,964,877 · App. 07/323,281

Non-aqueous lithium battery

Inventors: Pamela P. Keister, Ralph T. Mead, Barry C. Muffoletto, Esther S. Takeuchi, Steven J. Ebel, Michael A. Zelinsky, John M. Greenwood, Jr.
Patented Case View Patent ↗
Granted: Oct 23, 1990 Filed: Mar 14, 1989
Inventors
Pamela P. Keister
Ralph T. Mead
Barry C. Muffoletto
Esther S. Takeuchi
Steven J. Ebel
Michael A. Zelinsky
John M. Greenwood, Jr.
Assignee (at issue)
Wilson Greatbatch, Ltd.

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 4,964,877
App. No.
07/323,281
Filed
1989-03-14
Granted
1990-10-23
Kind
A