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:
Aug. 14, 2001
Filed:
Mar. 22, 1999
Applicant:
Inventors:
Thomas B. Stanford, Port Hueneme, CA (US);
John D. Margerum, Woodland Hills, CA (US);
Willis H. Smith, Jr., Newbury Park, CA (US);
Assignee:
The Boeing Company, Seattle, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 1/038 ;
U.S. Cl.
CPC ...
H01M 1/038 ;
Abstract
A method for making batteries wherein the extraction step includes extracting plasticizer using phase shifting of supercritical carbon dioxide. In addition, contacting the extracting cells with pressurized carbon dioxide throughout the fabrication process encourages the formation of a solid electrolyte interphase layer.