NL192225B - Contactlens met een concaaf-convexe vorm. - Google Patents

Contactlens met een concaaf-convexe vorm.

Info

Publication number
NL192225B
NL192225B NL7712889A NL7712889A NL192225B NL 192225 B NL192225 B NL 192225B NL 7712889 A NL7712889 A NL 7712889A NL 7712889 A NL7712889 A NL 7712889A NL 192225 B NL192225 B NL 192225B
Authority
NL
Netherlands
Prior art keywords
concave
contact lens
convex shape
convex
lens
Prior art date
Application number
NL7712889A
Other languages
English (en)
Other versions
NL7712889A (nl
NL192225C (nl
Original Assignee
Ciba Geigy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ciba Geigy filed Critical Ciba Geigy
Publication of NL7712889A publication Critical patent/NL7712889A/nl
Publication of NL192225B publication Critical patent/NL192225B/nl
Application granted granted Critical
Publication of NL192225C publication Critical patent/NL192225C/nl

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses
    • G02B1/043—Contact lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polymerisation Methods In General (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
NL7712889A 1976-11-26 1977-11-23 Contactlens met een concaaf-convexe vorm. NL192225C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US74514176 1976-11-26
US05/745,141 US4123408A (en) 1976-11-26 1976-11-26 Hydrogel contact lens

Publications (3)

Publication Number Publication Date
NL7712889A NL7712889A (nl) 1978-05-30
NL192225B true NL192225B (nl) 1996-11-01
NL192225C NL192225C (nl) 1997-03-04

Family

ID=24995422

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7712889A NL192225C (nl) 1976-11-26 1977-11-23 Contactlens met een concaaf-convexe vorm.

Country Status (17)

Country Link
US (1) US4123408A (nl)
JP (1) JPS6028328B2 (nl)
AU (1) AU508713B2 (nl)
BE (1) BE861202A (nl)
CH (1) CH638900A5 (nl)
DE (1) DE2751453A1 (nl)
ES (1) ES464476A1 (nl)
FR (1) FR2372452A1 (nl)
GB (1) GB1593660A (nl)
GR (1) GR63998B (nl)
IL (1) IL53459A (nl)
IT (1) IT1090583B (nl)
NL (1) NL192225C (nl)
NZ (1) NZ185640A (nl)
PH (1) PH19762A (nl)
PT (1) PT67321B (nl)
ZA (1) ZA776701B (nl)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4264493A (en) * 1978-10-18 1981-04-28 Battista Orlando A Natural protein polymer hydrogels
US4328148A (en) * 1979-07-27 1982-05-04 Petr Kuzma Compositions comprising water and hydrophilic polymers and contact lenses therefrom
US4349470A (en) * 1979-09-14 1982-09-14 Battista Orlando A Protein polymer hydrogels
CA1187645A (en) * 1981-01-12 1985-05-21 Kyoichi Tanaka Contact lens and process for preparing the same
US4416814A (en) * 1981-03-23 1983-11-22 Battista Orlando A Protein polymer hydrogels
AU550604B2 (en) * 1981-05-01 1986-03-27 Menicon Co., Ltd Water absorptive contact lens
JPS57203440A (en) * 1981-06-11 1982-12-13 Nihon Contact Lens Seizou Kk Treating tool
US4466705A (en) * 1982-09-30 1984-08-21 Michelson Paul E Fluid lens
US4709996A (en) * 1982-09-30 1987-12-01 Michelson Paul E Fluid lens
JPS59195621A (ja) * 1983-04-22 1984-11-06 Toyo Contact Lens Co Ltd 軟質コンタクトレンズ
US4859719A (en) * 1983-09-08 1989-08-22 Minnesota Mining And Manufacturing Company Polymer blends with high water absorption
US4771089A (en) * 1983-09-08 1988-09-13 Minnesota Mining And Manufacturing Co. Polymer blends with high water absorption
CS249989B1 (en) * 1984-04-06 1987-04-16 Otto Wichterle Hydrophilic thre-dimensional polymer and method of its production
US4678838A (en) * 1986-08-04 1987-07-07 Ciba-Geigy Corporation Particulate hydroperoxidized poly-N-vinyl lactam, its preparation and use thereof
US4791175A (en) * 1986-08-04 1988-12-13 Ciba-Geigy Corporation Particulate hydroperoxidized poly-n-vinyl lactam, its preparation and use thereof
US4833196A (en) * 1986-08-04 1989-05-23 Ciba-Geigy Corporation Particulate hydroperoxidized poly-N-vinyl lactam, its preparation and use thereof
DE3730921A1 (de) * 1987-09-15 1989-03-23 Degussa Hitzehaertbare dentalmassen
US5147394A (en) * 1987-10-09 1992-09-15 Siepser Steven B High refractive index polymeric compositions suitable for use as expansile hydrogel intraocular lenses
US4931228A (en) * 1989-04-05 1990-06-05 Coastvision Method of manufacturing soft contact lens buttons
US5352714A (en) * 1991-11-05 1994-10-04 Bausch & Lomb Incorporated Wettable silicone hydrogel compositions and methods for their manufacture
EP0712867B1 (de) * 1994-11-18 1999-07-14 Novartis AG Polymere Netzwerke aus wasserlöslichen Präpolymeren
US5665840A (en) * 1994-11-18 1997-09-09 Novartis Corporation Polymeric networks from water-soluble prepolymers
US6822016B2 (en) 2001-09-10 2004-11-23 Johnson & Johnson Vision Care, Inc. Biomedical devices containing internal wetting agents
US7052131B2 (en) 2001-09-10 2006-05-30 J&J Vision Care, Inc. Biomedical devices containing internal wetting agents
US7461937B2 (en) * 2001-09-10 2008-12-09 Johnson & Johnson Vision Care, Inc. Soft contact lenses displaying superior on-eye comfort
US20070043140A1 (en) * 1998-03-02 2007-02-22 Lorenz Kathrine O Method for the mitigation of symptoms of contact lens related dry eye
US6367929B1 (en) * 1998-03-02 2002-04-09 Johnson & Johnson Vision Care, Inc. Hydrogel with internal wetting agent
US6372815B1 (en) * 2000-04-18 2002-04-16 Ocular Sciences Inc Ophthalmic lenses and compositions, and methods for producing same
US20070138692A1 (en) * 2002-09-06 2007-06-21 Ford James D Process for forming clear, wettable silicone hydrogel articles
HUE035379T2 (en) * 2003-04-24 2018-05-02 Coopervision Int Holding Co Lp Hydrogel contact lenses and packaging systems and manufacturing processes for these
JP2006065481A (ja) * 2004-08-25 2006-03-09 Aruze Corp 情報処理装置
BRPI0607430B8 (pt) 2005-02-14 2021-06-22 Johnson & Johnson Vision Care dispositivo oftálmico confortável e métodos de sua produção
US9052529B2 (en) 2006-02-10 2015-06-09 Johnson & Johnson Vision Care, Inc. Comfortable ophthalmic device and methods of its production
US20070264509A1 (en) * 2006-05-11 2007-11-15 Yu-Chin Lai Copolymer and Medical Device with the Copolymer
US20070264503A1 (en) * 2006-05-11 2007-11-15 Yu-Chin Lai Polymers comprising polyhydric alcohols, medical devices modified with same, and method of making
EP2178931B1 (en) * 2007-07-19 2012-04-04 Novartis AG High ion and metabolite flux lenses and materials
CA2717601A1 (en) * 2008-03-27 2009-10-01 Alcon, Inc. Hydrogel intraocular lens and method of forming same
ES2678773B1 (es) * 2017-01-16 2019-06-12 Consejo Superior Investigacion Recubrimientos tipo hidrogel en base vinil-lactamas

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2948708A (en) * 1958-04-03 1960-08-09 Dow Chemical Co Water-soluble copolymers of ring substituted n-vinyl-2-oxazolidinone
US3390139A (en) * 1964-03-04 1966-03-11 Rohm & Haas Nu-vinyl-2-piperazinones
US3689439A (en) * 1968-06-12 1972-09-05 Gaf Corp Process for preparing a crosslinked porous polyvinyl pyrrolidone granule
US3639524A (en) * 1969-07-28 1972-02-01 Maurice Seiderman Hydrophilic gel polymer insoluble in water from polyvinylpyrrolidone with n-vinyl-2-pyrrolidone and methacrylic modifier
BE759530A (fr) * 1969-11-28 1971-04-30 Griffin Lab Inc Lentille de contact et son procede de fabrication
GB1391438A (en) * 1971-04-20 1975-04-23 Contact Lens Mfg Ltd Hydrophilic copolymers and articles formed therefrom
US3894129A (en) * 1973-03-15 1975-07-08 American Optical Corp Method of manufacture of strain free contact lenses
US3937680A (en) * 1973-05-29 1976-02-10 Global Vision, Inc. Hydrophilic gel terpolymers from hydrophilic n-vinyl monomers, hydroxyalkyl acrylates or methacrylates and polymerizable unsaturated carboxylic acids
JPS5337028B2 (nl) * 1973-12-11 1978-10-06
US3978164A (en) * 1974-11-21 1976-08-31 Warner-Lambert Company Pyrrolidone-methacrylate graft copolymers from 3-stage polymerization process

Also Published As

Publication number Publication date
ZA776701B (en) 1978-08-30
CH638900A5 (de) 1983-10-14
DE2751453A1 (de) 1978-06-01
JPS6028328B2 (ja) 1985-07-04
GB1593660A (en) 1981-07-22
IL53459A (en) 1980-11-30
GR63998B (en) 1980-01-18
FR2372452B1 (nl) 1981-11-27
IL53459A0 (en) 1978-01-31
US4123408A (en) 1978-10-31
NL7712889A (nl) 1978-05-30
AU3076977A (en) 1979-05-24
ES464476A1 (es) 1979-01-01
NL192225C (nl) 1997-03-04
BE861202A (fr) 1978-03-16
PH19762A (en) 1986-06-27
AU508713B2 (en) 1980-03-27
IT1090583B (it) 1985-06-26
NZ185640A (en) 1979-03-16
JPS53105251A (en) 1978-09-13
PT67321A (en) 1977-12-01
DE2751453C2 (nl) 1990-12-06
PT67321B (en) 1979-04-24
FR2372452A1 (fr) 1978-06-23

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Legal Events

Date Code Title Description
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: AO, INC

BA A request for search or an international-type search has been filed
A85 Still pending on 85-01-01
BB A search report has been drawn up
BC A request for examination has been filed
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: CIBA-GEIGY A.G.

SNR Assignments of patents or rights arising from examined patent applications

Owner name: NOVARTIS AG

V4 Discontinued because of reaching the maximum lifetime of a patent

Free format text: 971123