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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 9617423 B1

PDFFull Text
Expired
Date of Patent:
Apr. 11, 2017

Filed:

Mar. 16, 2016

Macroinitiator containing hydrophobic segment

Applicant:

Johnson & Johnson Vision Care, Inc., Jacksonville, FL (US);

Inventors:

Ryuta Tamiya, Shiga, JP;

Kazuhiko Fujisawa, Shiga, JP;

Masataka Nakamura, Shiga, JP;

Assignee:

Johnson & Johnson Vision Care, Inc., Jacksonville, FL (US);

Attorney:

Raef M. Shaltout

Primary Examiner:

Margaret Moore

Int. Cl.
CPC ...
G02B 1/18 (2015.01); C08L 83/10 (2006.01); C08G 77/26 (2006.01); C08G 77/388 (2006.01); C08L 83/08 (2006.01); G02B 1/04 (2006.01); A61L 27/18 (2006.01); C08G 77/452 (2006.01); A61L 12/14 (2006.01);
U.S. Cl.
CPC ...
C08L 83/10 (2013.01); A61L 27/18 (2013.01); C08G 77/26 (2013.01); C08G 77/388 (2013.01); C08G 77/452 (2013.01); C08L 83/08 (2013.01); G02B 1/043 (2013.01); A61L 12/14 (2013.01); A61L 2430/16 (2013.01); C08L 2201/10 (2013.01); C08L 2201/54 (2013.01); C08L 2203/02 (2013.01); G02B 1/18 (2015.01);
Abstract

The present invention relates to macroinitiators comprising at least one hydrophobic segments in a molecule, wherein a molecular weight of the hydrophobic segment is 300 to 1800. The present invention further relates to block copolymers, wetting agent and polymeric materials having the block copolymers of the present invention associated with, which is suitable for medical devices, particularly for ophthalmic devices, including contact lenses, ophthalmic lenses, punctal plugs and artificial corneas.

Find Patent Forward Citations

Tamiya, Ryuta. (2017). Macroinitiator containing hydrophobic segment (U.S. Patent No. 9617423). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9617423

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

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