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:
Apr. 20, 2010
Filed:
Feb. 16, 2005
Masatomo Nagatani, Osaka, JP;
Tatsuya Hashimoto, Osaka, JP;
Masatomo Nagatani, Osaka, JP;
Tatsuya Hashimoto, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A generally oval battery including a battery case () having a generally oval cross section, a generally oval sealing plate () and an electrode plate assembly, the sealing plate () having a U-shaped cross section and the battery having a thickness of 4 mm or more and an aspect ratio of 3 or more, whereby the control of a vent for discharging gas that is generated in the battery is made easy and a battery is provided which has a discharge mechanism capable of discharging gas easily and safely, without requiring expensive equipment or many processing steps.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile