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. 28, 2022
Filed:
Sep. 22, 2020
Applicant:
Stmicroelectronics (Tours) Sas, Tours, FR;
Inventor:
Mohamed Boufnichel, Monnaie, FR;
Assignee:
STMicroelectronics (Tours) SAS, Tours, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/02 (2006.01); H01L 21/762 (2006.01); H01L 29/06 (2006.01);
U.S. Cl.
CPC ...
H01L 27/0248 (2013.01); H01L 21/76224 (2013.01); H01L 27/0251 (2013.01); H01L 27/0255 (2013.01); H01L 29/0649 (2013.01);
Abstract
Methods and devices for protecting against electrical discharges are provided. One such device for protecting against electrical discharges includes a semiconductor substrate and an isolation trench in the semiconductor substrate. The isolation trench includes an enclosed space that contains a gas.