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. 17, 2020
Filed:
Dec. 29, 2017
China Petroleum & Chemical Corporation, Beijing, CN;
Sinopec Tech Houston, Llc., Houston, TX (US);
Sheng Zhan, Houston, TX (US);
Jinhai Zhao, Houston, TX (US);
Fengtao Hu, Houston, TX (US);
Herong Zheng, Houston, TX (US);
China Petroleum & Chemical Corporation, Beijing, CN;
Abstract
In a method for preparing a printed circuit board assembly (PCBA), the PCBA has a base circuit board having a plurality of electronic components installed thereon. First, the surface of the PCBA is cleaned with a cleaner. After cleaning, the staking material is applied around the plurality of electronic components around the circumference of the plurality of electronic components. After applying the staking material, the PCBA with the staking material is cured and inspected.