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:
Mar. 08, 2022
Filed:
Jun. 07, 2018
Applicant:
Robert Bosch Gmbh, Stuttgart, DE;
Inventors:
Ram Subbaraman, Sunnyvale, CA (US);
Sondra Hellstrom, East Palo Alto, CA (US);
Abdul-Kader Srouji, San Francisco, CA (US);
Ingo Kerkamm, Stuttgart-Rohr, DE;
John F. Christensen, Elk Grove, CA (US);
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0585 (2010.01); H01M 10/0525 (2010.01); H01M 4/13 (2010.01); H01M 4/66 (2006.01); H01M 4/36 (2006.01); H01M 10/0565 (2010.01); H01M 4/38 (2006.01); H01M 10/0562 (2010.01); H01M 4/134 (2010.01); H01M 50/44 (2021.01); H01M 50/411 (2021.01); H01M 50/431 (2021.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0585 (2013.01); H01M 4/13 (2013.01); H01M 4/134 (2013.01); H01M 4/366 (2013.01); H01M 4/382 (2013.01); H01M 4/661 (2013.01); H01M 4/667 (2013.01); H01M 10/0525 (2013.01); H01M 10/0562 (2013.01); H01M 10/0565 (2013.01); H01M 50/411 (2021.01); H01M 50/431 (2021.01); H01M 50/44 (2021.01); H01M 10/052 (2013.01); H01M 2300/0065 (2013.01); H01M 2300/0068 (2013.01); H01M 2300/0082 (2013.01);
Abstract
A lithium battery cell having one or more protective layers between the anode current collector and a solid state separator. The protective layers prevent dendrite propagation through the battery cell and improve coulombic efficiency by reducing deleterious side reactions.