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.

Date of Patent:
May. 12, 2026

Filed:

Apr. 23, 2024
Applicant:

Northwestern University, Evanston, IL (US);

Inventors:

Pengpeng Zhang, Evanston, IL (US);

Raymond S. Fang, Evanston, IL (US);

Cheng Sun, Evanston, IL (US);

Hao F. Zhang, Evanston, IL (US);

Assignee:

Northwestern University, Evanston, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/386 (2017.01); B29C 64/124 (2017.01); B29C 64/20 (2017.01); B29C 64/393 (2017.01); B29D 11/00 (2006.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01); B33Y 50/00 (2015.01); B33Y 50/02 (2015.01); B33Y 80/00 (2015.01); G02C 7/02 (2006.01); G02C 7/04 (2006.01); B29L 11/00 (2006.01);
U.S. Cl.
CPC ...
B29C 64/386 (2017.08); B29C 64/124 (2017.08); B29C 64/20 (2017.08); B29C 64/393 (2017.08); B29D 11/00038 (2013.01); B29D 11/00961 (2013.01); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12); B33Y 50/00 (2014.12); B33Y 50/02 (2014.12); B33Y 80/00 (2014.12); G02C 7/027 (2013.01); G02C 7/04 (2013.01); G02C 7/047 (2013.01); B29L 2011/0041 (2013.01);
Abstract

Provided herein are systems and methods for additive manufacture of a customized ocular contact lens for a subject in a fast and convenient manner. In various aspects disclosed herein, methods disclosed herein provide for the imaging of the outer surface of a subject's cornea, designing a customized ocular contact lens based on the data from the imaging of the cornea, including determining anterior and posterior surfaces of the ocular contact lens, manufacturing the ocular contact lens using additive manufacturing, verifying the fit of the customized ocular contact lens on the subject's cornea, and verifying the optical power of the customized ocular contact lens. These features allow for the fast and convenient production of an ocular contact lens customized to a subject's cornea and manufactured to a specified optical power.


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