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. 16, 2000
Filed:
Dec. 15, 1997
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Abstract
An aromatic carboxylic acid bicyclic sulfur compound of the following formula: ##STR1## wherein X.sup.1 is selected from the group consisting of C.sub.1 to C.sub.4 alkyl, halogen, C.sub.1 to C.sub.4 haloalkyl, C.sub.2 to C.sub.4 alkoxyalkyl, C.sub.1 to C.sub.4 alkoxy and C.sub.1 to C.sub.4 haloalkoxy; each of X.sup.2 and X.sup.3 is independently selected from the group consisting of hydrogen, C.sub.1 to C.sub.4 alkyl and C.sub.1 to C.sub.4 haloalkyl; X.sup.4 is selected from the group consisting of hydrogen, halogen, C.sub.1 to C.sub.4 alkyl, C.sub.1 to C.sub.4 haloalkyl and C.sub.1 to C.sub.4 alkoxy; each of X.sup.5, X.sup.6, X.sup.7 and X.sup.8 is independently hydrogen or C.sub.1 to C.sub.4 alkyl; the bond between X.sup.2 and X.sup.5 is saturated or unsaturated; the bond between X.sup.5 and X.sup.7 is saturated or unsaturated; p is an integer of 0 or 1; and n is an integer of 0, 1 or 2; or a salt thereof.