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:
Sep. 21, 1976
Filed:
May. 01, 1975
Applicant:
Inventors:
Takashi Nishida, Kurashiki, JA;
Yoichi Ninagawa, Kurashiki, JA;
Yoshiaki Omura, Okayama, JA;
Fumio Mori, Kurashiki, JA;
Yoshin Tamai, Kurashiki, JA;
Takeo Hosogai, Okayama, JA;
Yoshiji Fujita, Kurashiki, JA;
Kazuo Itoi, Kurashiki, JA;
Assignee:
Kuraray Co., Ltd., Okayama, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2606 / ; 260594 ; 260602 ; 2606 / ; 260633 ; 2606 / ; 2606 / ; 2606 / ; 2606 / ; 2606 / ; 260682 ;
Abstract
Novel 2,6,10,15,19,23-hexamethyltetracosa-11,13-diin-10,15-diol derivatives. Such derivatives are prepared by oxydative coupling of 3,7,11-trimethyldodeca-1-in-3-ol derivatives or by ethynylation of 6,10-dimethylundecan-2-on derivatives with diacetylene and used as starting materials for preparing squalane.