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:
Feb. 06, 2024
Filed:
Oct. 28, 2022
Duracell U.s. Operations, Inc., Wilmington, DE (US);
Michael Pozin, Brookfield, CT (US);
Brianna Rose Derooy, Dorchester, MA (US);
Nikolai N. Issaev, Bethel, CT (US);
DURACELL U.S. OPERATIONS, INC., Wilmington, DE (US);
Abstract
The invention is directed toward a primary AA alkaline battery. The primary AA alkaline battery includes an anode; a cathode; an electrolyte; and a separator between the anode and the cathode. The anode includes an electrochemically active anode material. The cathode includes an electrochemically active cathode material. The electrolyte includes potassium hydroxide. The primary AA alkaline battery has an integrated in-cell ionic resistance (R) at 22° C. of less than about 39 mΩ. The separator has a porosity of greater than 70%.