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:
Feb. 06, 2001
Filed:
Jul. 30, 1998
Applicant:
Inventors:
Russell A. Chipman, Salem, VA (US);
Patrick John Reardon, Roanoke, VA (US);
Assignee:
Johnson & Johnson Vision Care, Inc., Jacksonville, FL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02C 7/02 ; G02C 7/06 ;
U.S. Cl.
CPC ...
G02C 7/02 ; G02C 7/06 ;
Abstract
The present invention relates to ophthalmic lenses. In particular, the invention provides ophthalmic lenses with reduced astigmatism. The lenses are composed of a surface and a compensating surface, the surface geometries of which are defined by segments of a size suitable to be defined by a tenth order x,y polynomial with Zernike coefficients.
Chipman, Russell. (2001). Progressive addition lenses (U.S. Patent No. 6183084). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6183084
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile