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:
Mar. 24, 2009
Filed:
Aug. 14, 2007
Alexander W. Oxford, Royston, GB;
Richard J. Davis, Hitchin, GB;
Robert A. Coleman, Royston, GB;
Kenneth L. Clark, Linton, GB;
David E. Clark, Harlow, GB;
Neil V. Harris, Harlow, GB;
Garry Fenton, Harlow, GB;
George Hynd, Harlow, GB;
Keith A. J. Stuttle, Harlow, GB;
Jonathan M. Sutton, Harlow, GB;
Christopher G. Newton, Harlow, GB;
Alexander W. Oxford, Royston, GB;
Richard J. Davis, Hitchin, GB;
Robert A. Coleman, Royston, GB;
Kenneth L. Clark, Linton, GB;
David E. Clark, Harlow, GB;
Neil V. Harris, Harlow, GB;
Garry Fenton, Harlow, GB;
George Hynd, Harlow, GB;
Keith A. J. Stuttle, Harlow, GB;
Jonathan M. Sutton, Harlow, GB;
Christopher G. Newton, Harlow, GB;
Asterand UK Limited, Hertfordshire, GB;
Abstract
Compounds of formula (I): wherein: Ris H or an optionally substituted Calkyl group; Y is either —(CH)—X—, where n is 1 or 2 and X is O, S, S(═O), S(═O), or NR, where Ris selected from H or optionally substituted Calkyl, or Y is —C(═O)NR—, where Ris selected from H, and optionally substituted Calkyl or Caryl; Ris an optionally substituted Caryl group linked to a further optionally substituted Caryl group, wherein if both Caryl groups are benzene rings, there may be an oxygen bridge between the two rings, bound adjacent the link on both rings; A is a single bond or a Calkylene group; and Ris either: wherein R is optionally substituted Calkyl, Caryl or NRR, where Rand Rare independently selected from optionally substituted Calkyl;