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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.:

US 12313294 B1

PDFFull Text
Date of Patent:
May. 27, 2025

Filed:

Sep. 07, 2023

Ptc heater

Applicant:

Bestway Inflatables & Material Corp., Shanghai, CN;

Inventors:

Feng Liu, Shanghai, CN;

Xianglin Zeng, Shanghai, CN;

Qingshui Song, Shanghai, CN;

Jiang Xu, Shanghai, CN;

Assignee:

BESTWAY INFLATABLES & MATERIAL CORP., Shanghai, CN;

Attorney:

DICKINSON WRIGHT PLLC

Primary Examiner:

Thor S Campbell

Int. Cl.
CPC ...
F24H 1/10 (2022.01); F24H 1/12 (2022.01); F24H 9/00 (2022.01); F24H 9/14 (2006.01); F24H 9/1818 (2022.01); H05B 3/04 (2006.01); H05B 3/06 (2006.01); H05B 3/44 (2006.01);
U.S. Cl.
CPC ...
F24H 1/102 (2013.01); F24H 1/121 (2013.01); F24H 9/0015 (2013.01); F24H 9/146 (2013.01); F24H 9/1827 (2013.01); H05B 3/04 (2013.01); H05B 3/06 (2013.01); H05B 3/44 (2013.01); H05B 2203/016 (2013.01); H05B 2203/02 (2013.01); H05B 2203/021 (2013.01);
Abstract

A heating apparatus is disclosed. The heating apparatus comprises a PTC heating element, a first electrode, a second electrode, a first protection layer, a second protection layer, a first interlayer, and a second interlayer. A hardness of the first protection layer is greater than that of the first interlayer. A hardness of the second protection layer is greater than that of the second interlayer.

Find Patent Forward Citations

Liu, Feng. (2025). Ptc heater (U.S. Patent No. 12313294). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12313294

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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