A method for making a hydrogel, photochromic contact lens including supplying a first lens composition comprising a contact lens monomer and a photochromic material to a front contact lens mold and supplying a second lens composition to said contact lens mold wherein the viscosity of said first composition is at least about 1000 cp greater …

Legal parties

Inventors (applicants): Yongcheng Li, Holly L. Grammer, Donnie J. Duis, Leilani K. Sonoda
Assignees (initial): Johnson & Johnson Vision Care, Inc. (Jacksonville, US)
Agents: Karen A. Harding (attorney)

The application was examined by Michael Pepitone (USPTO dept. 1767)


  • 1. A method for making a photochromic, hydrogel contact lens comprising: …
  • 2. The method of claim 1 wherein the said second contact lens composition is dosed …
  • 3. The method of claim 2 wherein the second mold part is deposited on to the front …

Cited documents


  • WO WO 2008003012 A2, Jan. 1, 2008
  • Nicolson US 5776999 A, Jul. 1, 1998
  • Nicolson US 5776999 B1, Nov. 1, 2000
  • WO WO 2008061992 A3, May. 1, 2008
  • Lemelson US 4681412 A, Jul. 1, 1987
  • Nicolson US 5965631 A, Oct. 1, 1999
  • GB 2305256 A, Apr. 1, 1997
  • Nicolson US 5849811 B1, Nov. 1, 2000
  • Van Gemert et al. US 2008/0125512 A1 / 523/106, May. 1, 2008
  • Gemert et al. US 6113814 A / 252/586, Sep. 1, 2000
  • Broad US 2010/0048847 A1, Feb. 1, 2010
  • Quinn US 2005/0218536 A1, Oct. 1, 2005
  • Nicolson US 5849811 A, Dec. 1, 1998
  • Nicolson US 5760100 A, Jun. 1, 1998
  • Phelan US 2006/0055882 A1, Mar. 1, 2006
  • Zanini US 2009/0244479 A1, Oct. 1, 2009
  • Nicolson US 5760100 B1, Nov. 1, 2000
  • WO WO 2008003012 A3, Jan. 1, 2008
  • WO WO 2008061992 A2, May. 1, 2008
  • Vanderlaan US 6087415 A, Jul. 1, 2000
  • Gemert US 2003/0142267 A1, Jul. 1, 2003
  • Molock et al. US 2005/0258408 A1 / 252/586, Nov. 1, 2005
  • Nicolson US 5789461 A, Aug. 1, 1998
  • Vanderlaan US 5998498 A, Dec. 1, 1999
  • Nicolson US 5789461 B1, Nov. 1, 2000
  • Nicolson US 7553880 B2, Jun. 1, 2009


Brief Description of the Drawings

The present invention is disclosed with reference to the accompanying drawings, wherein: FIGS. 1A and 1B schematically represent methods of making pupil only photochromic lenses according to the invention. …


Technical Field

The present invention relates to contact lens eyewear and, more particularly, to contact lenses with photochromic dyes disposed in the region of the lens covering the pupil region when worn …

Related Applications

This application claims priority to provisional U.S. Patent Application Ser. No. 61/323,410, filed Apr. 13, …

Detailed Description

As used herein hydrogels are water swellable polymers which have water contents between about 20 and about 75% water. As used herein reactive mixture or monomer mixture means As used …

More details about Pupil-Only Photochromic Contact Lenses Displaying Desirable Optics and Comfort

Miscellaneous patent data

Particularly claims a method for making a photochromic, hydrogel contact lens comprising…, the patent is illustrated by 7 drawings, claims 1-16 comprise the invention scope, categorized under Silicon-containing organic polymer as a primary classification, the invention is titled Pupil-Only Photochromic Contact Lenses Displaying Desirable Optics and Comfort, the assignee is categorized as a United States company, the agent's name is Harding Karen A., the application number is 13/082,447 (U.S.), located in Jacksonville (US), the assignee organization is Johnson & Johnson Vision Care, Inc., the grant date is Apr. 15, 2014 (publication date), the grant publication number is 08697770, was examined by Michael Pepitone, the main examiner (1767 USPTO department), the exemplary patent drawings are Exemplary lens made according to the methods, Pupil-Only Photochromic Contact Lenses Displaying, Schematically represent methods of making, contact lens according to the invention, the term of the patent grant was extended by 96 days, developed by Yongcheng Li et al., the claim number 1 is selected as exemplary, 10 figures depict the invention details, the application publication date is Apr. 8, 2011, the recorded applicant's name is Donnie J. Duis, the applicant's state - FL, city - Jacksonville, the inventor's last name is Sonoda, and his first name is Leilani K., the inventor's city is Atlantic Beach, state - FL, similar patents are classified under Containing fibrous or polycrystalline refractory oxide, Attaching auxiliary optical parts, foldable, Mirrors, Prisms, Organic chalcogen other than metallocarboxylate salt, e.g., diethylene glycol, etc., DNRM, Hinges, Cellulose derivative containing -C(=O)OR or N, Auxiliary lenses, Arrangements for varying focal length, Product having an inorganic material surface coated onto an organic substrate, Hydrocarbon wax.

Invention classification information

The invention is classified under made of organic materials, e.g. plastics, Silicon-containing organic polymer, Contact lens making composition, Methods, Eye contact, Photochromatic, Optimization, Contact lenses for the eyes, Lens design. The designated search classifications include Silicon-containing organic polymer, Lens design, Eye contact, Methods, Photochromatic, Contact lens making composition, Optimization.

Patent details
Publication number 08697770
Publication date Apr. 15, 2014
Kind code B2
Application number 13/082,447
Application date Apr. 8, 2011
Application type U
Application series code 13
Extension term 96
National classification 523/107
Total number of claims 16
Exemplary claims 1
Number of drawings 7
Number of figures 10
Quick navigation
More similar inventions

Three-Component Bone Cement (US08791172, July 29, 2014 / 13/012,909, Jan. 25, 2011, Cement or filling composition), Hubert Büchner et al. / Heraeus Medical GmbH (Werheim, DE)

Low-CTE, Lightweight Hybrid Materials With High Durability in Outspace (US08703842, April 22, 2014 / 13/192,966, July 28, 2011, Glass void), Ming-Yung Chen et al. / The United States of America as represented by the Secretary of the Air Force (Washington, US)

Nonaqueous Inkjet Ink and Ink Set (US08519020, Aug. 27, 2013 / 12/446,355, Oct. 19, 2007, Printing ink composition for glass or ceramic substrate or process of preparing), Kaori Nakano et al. / Toyo Ink Mfg. Co., Ltd. (Tokyo, JP)

Also viewed with this patent

Sequentially Cross-Linked Polyethylene (US08680173, March 25, 2014 / 13/658,037, Oct. 23, 2012, Composition suitable for use as tooth or bone replacement, restorative, or implant), John H. Dumbleton et al. / Howmedica Osteonics Corp. (Mahwah, US)

Composite Composition for Micropatterned Layers (US08680179, March 25, 2014 / 12/373,750, July 11, 2007, Polymer derived from reactant containing element other than C, H, O, or N or chlorine-containing reactant of three or more carbon atoms), Norio Ohkuma et al. / Leibniz-Institut fuer Neue Materialien gemeinnuetzige GmbH (Saarbruecken, DE)

Nanoencapsulation of Isocyanates via Aqueous Media (US08680176, March 25, 2014 / 12/047,450, March 13, 2008, Solid polymer or solid polymer-forming system is encapsulated in or impregnated in a nonreactant material), Huaxiang Yang et al. / The University of Southern Mississippi (Hattiesburg, US)

New documents
  • Process for the Production of the Actinobacillus Pleuropneumoniae Toxins APXI or APXIII in a Liquid Culture Medium Under Supply of Air Enriched in Carbon Dioxide
  • Method for Manufacturing Nonvolatile Memory Device
  • Supply Chain Demand Satisfaction
  • Supply-Line Management Device
  • Storage Control Device and Method for Managing Snapshot