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:
Oct. 15, 2002

Filed:

Dec. 21, 2000
Applicant:
Inventors:

Toshiyuki Koshimizu, Hachioji, JP;

Kazuo Ishida, Hachioji, JP;

Etsuzo Kurihara, Hachioji, JP;

Assignee:

Konica Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 3/00 ; G02B 7/02 ; B29D 1/100 ;
U.S. Cl.
CPC ...
G02B 3/00 ; G02B 7/02 ; B29D 1/100 ;
Abstract

A plastic lens molded through a gate in a molding process has a gate-located portion on an outer peripheral surface of the plastic lens, and a concave surface provided on at least a part of the gate-located portion.


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