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. 30, 1987
Filed:
Sep. 12, 1986
Applicant:
Inventors:
S Erik Pedersen, Solon, OH (US);
Linda L Pfingsten, Columbia Station, OH (US);
Assignee:
The Standard Oil Company, Cleveland, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
585469 ; 585409 ;
Abstract
Disclosed is the vapor phase cyclodehydration of an aldehyde or ketone over a solid catalyst which comprises phosphoric acid on a solid inorganic oxide support to make indene or a substituted indene according to the equation: ##STR1##