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. 17, 2026
Filed:
May. 14, 2024
Applicant:
Coopervision International Limited, Fareham, GB;
Inventors:
William Mitchell, Chandler's Ford, GB;
Ian Gibson, Southampton, GB;
Robert Andrew Broad, Hampshire, GB;
David Morsley, Hampshire, GB;
Katarzyna Piskorczyk, Southampton, GB;
Laura Simpson, Southampton, GB;
Assignee:
COOPERVISION INTERNATIONAL LIMITED, Fareham, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 290/06 (2006.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
C08F 290/068 (2013.01); G02B 1/043 (2013.01);
Abstract
A hydrogel contact lens formulation for forming the polymeric body of a hydrogel contact lens comprising: a first high energy visible light (HEVL) absorber comprising a benzotriazole moiety and a second different high energy visible light (HEVL) absorber comprising a benzotriazole moiety, and a hydrogel contact lens obtained from the polymerisation of the formulation.