The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 24, 2012
Filed:
Feb. 05, 2009
William M. Lamanna, Stillwater, MN (US);
Michael J. Bulinski, Houlton, WI (US);
Jeffrey R. Dahn, UpperTantallon, CA;
Junwei Jiang, Woodbury, MN (US);
Lee Moshurchak, Halifax, CA;
Phat T. Pham, Little Canada, MN (US);
Richard L. Wang, Halifax, CA;
William M. Lamanna, Stillwater, MN (US);
Michael J. Bulinski, Houlton, WI (US);
Jeffrey R. Dahn, UpperTantallon, CA;
Junwei Jiang, Woodbury, MN (US);
Lee Moshurchak, Halifax, CA;
Phat T. Pham, Little Canada, MN (US);
Richard L. Wang, Halifax, CA;
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
Overcharge protection is provided for rechargeable electrochemical lithium-ion cells. The electrolyte in the provided cells contains a cyclable redox shuttle molecule that can operate in cells with high voltage cathode materials.