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Sean A. Sargeant
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Westford, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Battery
Patent number
6,235,422
Issue date
May 22, 2001
The Gillette Company
Alexander Kaplan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
End cap assembly for an electrochemical cell
Patent number
6,143,439
Issue date
Nov 7, 2000
Duracell, Inc.
Robert A. Yoppolo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
End cap seal assembly for an electrochemical cell
Patent number
6,127,062
Issue date
Oct 3, 2000
Duracell Inc.
Sean A. Sargeant
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Pressure activated current interrupter for electrochemical cells
Patent number
6,080,506
Issue date
Jun 27, 2000
Duracell Inc.
Stuart M. Davis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
End cap seal assembly for an electrochemical cell
Patent number
6,042,967
Issue date
Mar 28, 2000
Duracell Inc.
Sean A. Sargeant
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
End cap assembly for an alkaline cell
Patent number
6,025,090
Issue date
Feb 15, 2000
Duracell Inc.
Sean A. Sargeant
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
End cap assembly for electrochemical cell
Patent number
5,962,158
Issue date
Oct 5, 1999
Duracell Inc.
Robert A. Yoppolo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Upward deflecting support disk for electrochemical cell seal
Patent number
5,759,713
Issue date
Jun 2, 1998
Duracell, Inc.
Christopher L. DePalma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Upward deflecting support disk for electrochemical cell seal
Patent number
5,532,081
Issue date
Jul 2, 1996
Duracell Inc.
Christopher L. DePalma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Contact ring for on-cell battery tester
Patent number
5,491,038
Issue date
Feb 13, 1996
Duracell Inc.
Christopher L. DePalma
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Electrochemical cell closure
Publication number
20050147879
Publication date
Jul 7, 2005
The Gillette Company, a Delaware corporation
Sean A. Sargeant
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Electrochemical cell closure
Publication number
20040029002
Publication date
Feb 12, 2004
Duracell Inc., a Delaware corporation
Sean A. Sargeant
H01 - BASIC ELECTRIC ELEMENTS