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:
Feb. 12, 2002
Filed:
Jun. 22, 2000
Sebastian Mario Marcuccio, Endeavour Hills, AU;
Mary Rodopoulos, Burwood East, AU;
Helmut Weigold, Mount Waverley, AU;
Abstract
This invention relates to a diboron derivative of formula (I) or a diboron derivative of formula (II) or a diboron derivative of formula (III) where R , R , R and R are each independently selected from the group consisting of optionally substituted alkyl, optionally substituted alkenyl, optionally substituted aryl, optionally substituted cycloalkyl, optionally substituted cycloalkenyl, a group of the formula —(R Q) R where Q is selected from O, S, NR , optionally substituted arylene and optionally substituted cycloalkylene, m is an integer selected from 1 to 3, the or and each R is independently an optionally substituted C -C alkylene, R is C -C alkyl or hydrogen, and R is hydrogen or C -C alkyl; each X is independently selected from O, S(O) and NR , where n is an integer from 0 to 3, R is hydrogen or C -C alkyl, or one or more of —NR R , —NR R , —NR R and —NR R represent an optionally substituted 5 or 6 membered heterocyclyl group,and A, A and A are divalent groups which may or may not be different.