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:
Aug. 28, 2007
Filed:
Oct. 18, 2000
Michael Stewart Ashwood, Bishops Stortford, GB;
Brian Christopher Bishop, Harlow, GB;
Ian Frank Cottrell, Hertford, GB;
Khateeta Moneek Emerson, London, GB;
David Hands, London, GB;
Guo Jie Ho, Quincy, MA (US);
Joseph Edward Lynch, Plainfield, NJ (US);
Yao Jun Shi, Edison, NJ (US);
Robert Darrin Wilson, London, GB;
Michael Stewart Ashwood, Bishops Stortford, GB;
Brian Christopher Bishop, Harlow, GB;
Ian Frank Cottrell, Hertford, GB;
Khateeta Moneek Emerson, London, GB;
David Hands, London, GB;
Guo Jie Ho, Quincy, MA (US);
Joseph Edward Lynch, Plainfield, NJ (US);
Yao Jun Shi, Edison, NJ (US);
Robert Darrin Wilson, London, GB;
Merck & Co., Inc., Rahway, NJ (US);
Merck Sharp & Dohme Limited, Hoddesdon, Hertfordshire, GB;
Abstract
The present invention is directed to the improved synthesis of compounds of formula (I) an intermediate compound which is useful in the synthesis of the anticancer agents known as PSA conjugates.