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. 03, 1986
Filed:
Oct. 19, 1984
Applicant:
Inventors:
Terry T Yu, Mt. Clemens, MI (US);
Mei-Rong Yen, Troy, MI (US);
Assignee:
Energy Conversion Devices, Inc., Troy, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
2603511 ; 2603 / ;
Abstract
A synthesis method is provided for the synthesis of quinone compounds of the formula ##STR1## where n is 0-3, Y.sup.1 is alkoxy, Y.sup.2 is alkoxy, chloro, bromo or hydrogen and R' and R' each and independently are hydrogen, alkyl or phenyl. These compounds are useful as reductant precursors in tellurium imaging compositions.