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. 29, 1999
Filed:
Aug. 13, 1997
Applicant:
Inventors:
Rene Jean Zimmer, Howald, LU;
Friedrich Visel, Bofferdange, LU;
Uwe Ernst Frank, Ettelbruck, LU;
Thierry Florent Materne, Attert, BE;
Assignee:
The Goodyear Tire & Rubber Company, Akron, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C08L / ; A61K / ;
U.S. Cl.
CPC ...
525236 ; 525237 ; 556429 ; 1322 / ;
Abstract
The present invention relates to compounds of the formula ##STR1## where R.sup.1, R.sup.2 and R.sup.3 are independently selected from alkoxy radicals having from 1 to 8 carbon atoms, x is O or an integer of from 1 to 10; and Y is Li, K or Na. These compounds may be used as silica couplers in rubber compositions.