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. 13, 2001
Filed:
Jan. 18, 2000
Masayuki Takashima, Sodegaura, JP;
Kenichi Sawara, Ibaraki, JP;
Sumitomo Chemical Company, Limited, Osaka, JP;
Abstract
There are provided a metal-corrosion inhibitor and a cleaning liquid comprising said corrosion inhibitor, which are suitable for cleaning semiconductor devices, and less than that so far in use in the possibility of affecting human health and the ecological system through a water medium, the corrosion inhibitor comprising an aliphatic alcohol compound having at least one mercapto group in the molecule, wherein a number of carbon atoms constituting said alcohol compound is not less than 2, and a carbon atom bonded with a mercato group and another carbon atom bonded with a hydroxyl group are contiguously bonded with each other.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile