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. 22, 2005
Filed:
May. 07, 2003
Applicants:
John C. Kath, Waterford, CT (US);
Zhengong B. LI, East Lyme, CT (US);
V. John Jasys, Griswold, CT (US);
Frank J. Urban, Old Saybrook, CT (US);
Inventors:
John C. Kath, Waterford, CT (US);
Zhengong B. Li, East Lyme, CT (US);
V. John Jasys, Griswold, CT (US);
Frank J. Urban, Old Saybrook, CT (US);
Assignee:
Pfizer Inc., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D307/33 ; C07D201/44 ;
U.S. Cl.
CPC ...
Abstract
This invention relates to dihydroxyhexanoic acid derivatives and their intermediates, as well as to methods of preparing such compounds. Additionally, present invention relates to removing a protecting group from a protected amine wherein the method comprises reacting the protected amine with phosphoric acid.