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. 22, 2011
Filed:
Jan. 26, 2007
Applicants:
Steven D. Cech, Aurora, OH (US);
Stephen Jon Lawn, Olmsted Township, OH (US);
Inventors:
Steven D. Cech, Aurora, OH (US);
Stephen Jon Lawn, Olmsted Township, OH (US);
Assignee:
Volk Optical Inc., Mentor, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An improved diagnostic ophthalmic lens using extra-low dispersion material, defined by having an Abbe Number, V>80, is provided. Such a single element diagnostic ophthalmic lens may be used for examination of the eye in conjunction with either an Indirect Opthalmoscope or a Slit Lamp Biomicroscope.
Cech, Steven. (2011). Diagnostic ophthalmic lens using extra-low dispersion (ed) material (U.S. Patent No. 7909464). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7909464
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile