Production of optical elements

Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Physical dimension specified

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C428S414000, C428S423100, C428S522000, C359S199200

Reexamination Certificate

active

07048997

ABSTRACT:
A method of making an optical element that includes a thermoplastic power portion, the method including laminating a first thermoplastic sheet to one side of a functional film, laminating a second thermoplastic sheet to a second side of the functional film, and affixing either the first thermoplastic sheet or the second thermoplastic sheet to the power portion, with the other of the first or second thermoplastic sheets being open to atmosphere.

REFERENCES:
patent: 3051054 (1962-08-01), Crandon
patent: 3786119 (1974-01-01), Ortlieb
patent: 3846013 (1974-11-01), Cohen
patent: 3877798 (1975-04-01), Tolar et al.
patent: 3940304 (1976-02-01), Schuler
patent: 4268134 (1981-05-01), Gulati et al.
patent: 4495015 (1985-01-01), Petcen
patent: 4645317 (1987-02-01), Frieder et al.
patent: 4679918 (1987-07-01), Ace
patent: 4781452 (1988-11-01), Ace
patent: 4793703 (1988-12-01), Fretz, Jr.
patent: 4867553 (1989-09-01), Frieder
patent: 4873029 (1989-10-01), Blum
patent: 4883548 (1989-11-01), Onoki
patent: 4917851 (1990-04-01), Yamada et al.
patent: 5051309 (1991-09-01), Kawaki et al.
patent: 5073423 (1991-12-01), Johnson et al.
patent: 5149181 (1992-09-01), Bedford
patent: 5223862 (1993-06-01), Dasher et al.
patent: 5268231 (1993-12-01), Knapp-Hayes
patent: 5286419 (1994-02-01), Van Ligten et al.
patent: 5434707 (1995-07-01), Dalzell et al.
patent: 5531940 (1996-07-01), Gupta et al.
patent: 5631720 (1997-05-01), Guglielmetti et al.
patent: 5702813 (1997-12-01), Murata et al.
patent: 5757459 (1998-05-01), Bhalakia et al.
patent: 5800744 (1998-09-01), Munakata
patent: 5827614 (1998-10-01), Bhalakia et al.
patent: 5856860 (1999-01-01), Bhalakia et al.
patent: 6328446 (2001-12-01), Bhalakia et al.
patent: 2001/0035935 (2001-11-01), Bhalakia et al.
patent: 0299 509 (1989-01-01), None
patent: 56-13139 (1981-02-01), None
patent: 60-195515 (1985-10-01), None
patent: 61-032004 (1986-02-01), None
patent: 61-32004 (1986-02-01), None
patent: 64-22538 (1989-01-01), None
patent: 03-132701 (1991-06-01), None
patent: 6-238689 (1994-08-01), None
patent: 61-5910 (1996-01-01), None
patent: 63-061203 (1998-03-01), None
Frames Product Guide Lenses, Winter/Spring 1993, Jan. 1993.
Coated Film Insert Injection Process, Oct. 1988, pp. 122-128, Rev. 1993.8, Lot No. 93 08 2000 DPR.
Material Safety Data Sheet, Jun. 1, 1995, pp. 259-257, Mitsubishi Engineering Plastics Corp.
ORCOLITE®Releases The Industry's First Prescription Polarized Polycarbonate Lens—PolarPoly198, Press Release, Oct. 2, 1995, Azusa, California.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Production of optical elements does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Production of optical elements, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Production of optical elements will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3535070

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.