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:
Oct. 26, 1999
Filed:
Mar. 19, 1998
Applicant:
Inventors:
Elaine A Lange, Bellaire, TX (US);
Qun Lin, Spring, TX (US);
Kurt R Nielsen, Chadds Ford, PA (US);
Christopher C Dooyema, Houston, TX (US);
Assignee:
Energy BioSystems Corporation, The Woodlands, TX (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
562 59 ; 562 46 ; 562 45 ;
Abstract
The present invention relates to compounds having utility as surfactants which are derived from intermediates produced in petroleum biodesulfurization processes. The compounds of the invention include acyloxybiphenylsulfinates, acyloxybiphenylsulfonates, alkyl sulfinatobiphenyl ethers and alkyl sulfonatobiphenyl ethers. The invention also provides methods of producing these compounds.