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:
Jun. 06, 2017
Filed:
Dec. 21, 2012
Kao Corporation, Chuo-ku, JP;
KAO CORPORATION, Chuo-ku, JP;
Abstract
A vapor heating implement satisfies: (A) the content of water in the heating implement is equal to or higher than 40 parts by mass and is equal to or lower than 80 parts by mass for 100 parts by mass of the oxidizable metal; (B) the content of the water-retention agent in the exothermic composition is equal to or higher than 0.3 parts by mass and is equal to or lower than 20 parts by mass for 100 parts by mass of the oxidizable metal; (C) the content of water contained in the exothermic layer (A) is equal to or higher than 8 parts by mass and is equal to or lower than 45 parts by mass for 100 parts by mass of the oxidizable metal; and (D) the content of water contained in the water-retention sheet (C) is from 15 to 30 mass % of the maximum water absorption of the water-retention sheet.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile