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.:

US 8357771 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 22, 2013

Filed:

Jul. 14, 2011
Applicants:

Arturo Norberto Medina, Suwanee, GA (US);

Robert Scott, Alpharetta, GA (US);

Dawn Alison Smith, Duluth, GA (US);

Inventors:

Arturo Norberto Medina, Suwanee, GA (US);

Robert Scott, Alpharetta, GA (US);

Dawn Alison Smith, Duluth, GA (US);

Assignee:

Novartis AG, Basel, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention provide a new lens curing method for making hydrogel contact lenses. The new lens curing method is based on actinically-induced step-growth polymerization. The invention also provides hydrogel contact lenses prepared from the method of the invention and fluid compositions for making hydrogel contact lenses based on the new lens curing method. In addition, the invention provide prepolymers capable of undergoing actinically-induced step-growth polymerization to form hydrogel contact lenses.


Find Patent Forward Citations

Medina, Arturo. (2013). Production of ophthalmic devices based on photo-induced step growth polymerization (U.S. Patent No. 8357771). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8357771

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…