Mold and method for casting ophthalmic lenses

Details Mold and method for casting ophthalmic lenses Mold and method for casting ophthalmic lenses

2005-05-04

2008-08-05

Theisen, Mary Lynn (Department: 1791)

Plastic and nonmetallic article shaping or treating: processes

Optical article shaping or treating

Light polarizing article or holographic article

C264S002200

Reexamination Certificate

active

07407607

ABSTRACT:
The invention relates generally to ophthalmic molds and methods useful for casting ophthalmic moldings. In one aspect, the invention relates to a mold for casting an ophthalmic molding formed from a first mold half detachably affixed to a second mold half, whereby the mold has a top and bottom; and a cavity formed by the first and second mold halves, wherein the cavity receives a lens forming material through an opening at the bottom of the mold and vents gas and excess lens forming material from an opening at the top of the mold. In another aspect, this invention relates to methods for casting opthalmic moldings, particularly intraocular lenses.

REFERENCES:
patent: 2745138 (1956-05-01), Beattie
patent: 3070846 (1963-01-01), Schrier
patent: 3902693 (1975-09-01), Crandon et al.
patent: 4197266 (1980-04-01), Clark et al.
patent: 4778632 (1988-10-01), Bakalar
patent: 4815690 (1989-03-01), Shepherd
patent: 5036971 (1991-08-01), Seden et al.
patent: 5087015 (1992-02-01), Galley
patent: 5110514 (1992-05-01), Soane
patent: 5238388 (1993-08-01), Tsai
patent: 5605656 (1997-02-01), Sasano
patent: 5762836 (1998-06-01), Bos et al.
patent: 5861031 (1999-01-01), Namdaran et al.
patent: 6068464 (2000-05-01), Su et al.
patent: 6103148 (2000-08-01), Su et al.
patent: 6258299 (2001-07-01), Yamashita et al.
patent: 6872335 (2005-03-01), Su et al.
patent: 2002/0163095 (2002-11-01), Andino et al.
patent: 0979725 (2000-02-01), None
patent: 2000006171 (2000-01-01), None
patent: WO 00/30836 (2000-06-01), None

Affiliated with

Also associated with

Rating

Mold and method for casting ophthalmic lenses does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Mold and method for casting ophthalmic lenses, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Mold and method for casting ophthalmic lenses will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4009743