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:
May. 18, 2004
Filed:
May. 13, 2003
Applicant:
Inventors:
Hiroshi Nakayama, Annaka, JP;
Masao Maruyama, Annaka, JP;
Hiromi Nakabayashi, Annaka, JP;
Susumu Ueno, Takefu, JP;
Assignee:
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 7/08 ;
U.S. Cl.
CPC ...
C07F 7/08 ;
Abstract
An unpurified silicone oil is treated with fibrous activated carbon, yielding a silicone oil of high purity, which will find use in the electric and electronic industry and as cosmetics.
Nakayama, Hiroshi. (2004). Purification of silicone oil (U.S. Patent No. 6737538). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6737538
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile