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, 1976
Filed:
Aug. 29, 1975
Applicant:
Inventors:
Assignee:
Hoffmann-La Roche Inc., Nutley, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2605 / ; 252 / ; 252108 ; 252522 ; 2605 / ; 424 63 ; 424 69 ;
Abstract
Tricyclo [5,4,0,0.sup.3,9 ] undeca-5,10-dien-2-ones and tricyclo [5,4,0,0.sup.3,8 ] undeca-5,9-dien-2-ones which are useful in the perfumary art and a process for their preparation from phenols and cyclohexenones.