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:
Dec. 21, 2004
Filed:
Oct. 07, 2003
Applicant:
Inventors:
Ben Purushotam Patel, Niskayuna, NY (US);
Eric James Pressman, East Greenbush, NY (US);
Ryan Christopher Mills, Mechanicville, NY (US);
Assignee:
General Electric Company, Niskayuna, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07L 3/912 ;
U.S. Cl.
CPC ...
C07L 3/912 ;
Abstract
Disclosed is a method for preparing a bis(hydroxy-aromatic) compound which comprises the steps of: contacting at least one halo-substituted hydroxy-aromatic compound in a solvent mixture comprising water and at least one organic solvent in the presence of at least one base, at least one catalyst comprising palladium and hydrogen gas at a pressure in a range of between atmospheric pressure and 350 Kilopascals.