Method and apparatus for regulating charging of electrochemical cells

Details for Australian Patent Application No. 2002213386 (hide)

Owner Rovcal, Inc.

Inventors Vu, Viet H.; Rositch, Aaron; Kaufman, Thomas; Syvertsen, Marc L.; Bushong, William C.; Root, Michael; Cheeseman, Paul

Agent Spruson & Ferguson

Pub. Number AU-B-2002213386

PCT Pub. Number WO02/35618

Priority 60280391 30.03.01 US; 60308970 31.07.01 US; 60242347 20.10.00 US; 60290229 11.05.01 US; 60309377 01.08.01 US

Filing date 18 October 2001

Wipo publication date 6 May 2002

Acceptance publication date 16 November 2006

International Classifications

H01M 2/34 (2006.01) Constructional details, or processes of manufacture, of the non-active parts

H01M 2/02 (2006.01) Constructional details, or processes of manufacture, of the non-active parts - Cases, jackets, or wrappings

H01M 2/12 (2006.01) Constructional details, or processes of manufacture, of the non-active parts - Vent plugs or other mechanical arrangements for facilitating escape of gases

H01M 6/50 (2006.01) Primary cells

H01M 10/34 (2006.01) Secondary cells - Gastight accumulators

H01M 10/44 (2006.01) Secondary cells

H01M 10/48 (2006.01) Secondary cells

Event Publications

16 November 2006 Assignment before Grant

  Rayovac Corporation The application has been assigned to Rovcal, Inc.

16 November 2006 Application Accepted

  Published as AU-B-2002213386

15 March 2007 Standard Patent Sealed

12 May 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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