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:
Sep. 13, 2011
Filed:
Mar. 10, 2009
Applicants:
Jamie Anthony Hawkes, Leeds, GB;
David Malcolm Lewis, Otley, GB;
Celine Gauche, Leeds, GB;
Inventors:
Assignee:
Perachem Limited, Leeds, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61Q 5/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
wherein D is a chromophore; L is a linking group selected from SO, NHCO, and NHSO; Q is a hydrogen or halogen atom; and R is selected from C-Calkyl, (CH)COOH, (CH)CONH, (CH)SOH, (CH)COOM, (CH)POH, (CH)OH, (CH)SSO″, (CH)NR, (CH)NRH, (CH)NHCOR, PhSSO″, PhSOH, PhPOH, PhNR, PhNR, (CH)CH(SH)R(CH)COOH, and n is an integer in the range of 1 to 4 wherein within the same molecule each n is not necessarily the same integer; M is a cation of an alkaline earth metal, alkali metal, NH4+ or NR; and Ris C-Calkyl.