Method of making plastic molds for molding contact lenses

Details Method of making plastic molds for molding contact lenses Method of making plastic molds for molding contact lenses

1994-01-24

1995-10-10

Vargot, Mathieu D.

Plastic and nonmetallic article shaping or treating: processes

Optical article shaping or treating

Including step of mold making

264 27, 264162, 2643281, 425808, B29D 1100

Patent

active

054568641

ABSTRACT:
An improved method for forming plastic molds for casting articles having an optical surface such as contact lenses employs a plastic tool having an optically smooth surface.

REFERENCES:
patent: 2129304 (1938-09-01), Feinbloom
patent: 3211811 (1965-10-01), Larnman
patent: 3422168 (1969-01-01), Bowser
patent: 3423488 (1969-01-01), Bowser
patent: 3428533 (1969-02-01), Pichel
patent: 3806079 (1974-04-01), Beattie
patent: 3830460 (1974-08-01), Beattie
patent: 3931373 (1976-01-01), Beattie
patent: 4121896 (1978-10-01), Shepherd
patent: 4179484 (1979-12-01), Neefe
patent: 4188353 (1980-02-01), Neefe
patent: 4208364 (1980-06-01), Shepherd
patent: 4284591 (1981-08-01), Neefe
patent: 4307046 (1981-12-01), Neefe
patent: 4457880 (1984-07-01), Neefe
patent: 4605524 (1986-08-01), Danker
patent: 4680998 (1987-07-01), Council, Jr.
patent: 4681295 (1987-07-01), Haardt et al.
patent: 4865779 (1989-09-01), Ihn et al.
patent: 5061342 (1991-10-01), Jones
patent: 5110278 (1992-05-01), Tait et al.
patent: 5141678 (1992-08-01), Blum
patent: 5200121 (1993-04-01), Hagmann

Affiliated with

Also associated with

Rating

Method of making plastic molds for molding contact 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 Method of making plastic molds for molding contact lenses, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method of making plastic molds for molding contact lenses will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2308839