Patents by Inventor Robert B. Steffen

Robert B. Steffen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10668676
    Abstract: An ophthalmic device is disclosed that is a polymerization product of a monomeric mixture comprising: (a) a major amount of one or more non-silicone-containing hydrophilic monomers; (b) a crosslinking agent mixture comprising (i) one or more first crosslinking agents containing at least two ethylenically unsaturated reactive end groups, wherein the at least two ethylenically unsaturated reactive end groups are (meth)acrylate-containing reactive end groups and (ii) one or more second crosslinking agents containing at least two ethylenically unsaturated reactive end groups wherein at least one of the ethylenically unsaturated reactive end groups is a non-(meth)acrylate reactive end group, and (c) one or more hydrophilic polymers or copolymers comprising one or more hydrophilic units and a thio carbonyl thio fragment of a reversible addition fragmentation chain transfer (“RAFT”) agent wherein the ophthalmic device has an equilibrium water content of at least about 45 weight percent.
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: June 2, 2020
    Assignee: Bausch & Lomb Incorporated
    Inventors: Ivan M. Nuñez, Lynn Coullard, Daniel J. Hook, Robert B. Steffen, Daniel M. Ammon, Jennifer M. Hunt, Analuz Mark
  • Patent number: 10641926
    Abstract: This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: May 5, 2020
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Kevin P. McCabe, Frank F. Molock, Jr., Gregory A. Hill, Azaam Alli, Robert B. Steffen, Douglas G. Vanderlaan, James D. Ford
  • Publication number: 20200047437
    Abstract: An ophthalmic device is disclosed that is a polymerization product of a monomeric mixture comprising: (a) a major amount of one or more non-silicone-containing hydrophilic monomers; (b) a crosslinking agent mixture comprising (i) one or more first crosslinking agents containing at least two ethylenically unsaturated reactive end groups, wherein the at least two ethylenically unsaturated reactive end groups are (meth)acrylate-containing reactive end groups and (ii) one or more second crosslinking agents containing at least two ethylenically unsaturated reactive end groups wherein at least one of the ethylenically unsaturated reactive end groups is a non-(meth)acrylate reactive end group, and (c) one or more hydrophilic polymers or copolymers comprising one or more hydrophilic units and a thio carbonyl thio fragment of a reversible addition fragmentation chain transfer (“RAFT”) agent wherein the ophthalmic device has an equilibrium water content of at least about 45 weight percent.
    Type: Application
    Filed: August 10, 2018
    Publication date: February 13, 2020
    Inventors: Ivan M. Nuñez, Lynn Coullard, Daniel J. Hook, Robert B. Steffen, Daniel M. Ammon, Jennifer M. Hunt, Analuz Mark
  • Publication number: 20190317246
    Abstract: This invention relates to comfortable ophthalmic devices and methods of producing such devices.
    Type: Application
    Filed: March 6, 2019
    Publication date: October 17, 2019
    Inventors: Kevin P. McCabe, Robert B. Steffen, Hélène Aguilar, W. Anthony Martin, Susan W. Neadle, Ann-Marie Wong Meyers, Douglas G. Vanderlaan, Dominic P. Gourd, Kristy L. Canavan, Gregory A. Hill
  • Publication number: 20190187332
    Abstract: This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer.
    Type: Application
    Filed: February 13, 2019
    Publication date: June 20, 2019
    Inventors: Kevin P. McCabe, Frank F. Molock, JR., Gregory A. Hill, Azaam Alli, Robert B. Steffen, Douglas G. Vanderlaan, James D. Ford
  • Patent number: 10267952
    Abstract: This invention relates to comfortable ophthalmic devices and methods of producing such devices by treating unhydrated, polymerized ophthalmic lens with a polymeric wetting agent, wherein the ophthalmic lens formulation does not comprise said wetting agent prior to its polymerization.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: April 23, 2019
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Kevin P. McCabe, Robert B. Steffen, Hélène Aguilar, W. Anthony Martin, Susan W. Neadle, Ann-Marie Wong Meyers, Douglas G. Vanderlaan, Dominic P. Gourd, Kristy L. Canavan, Gregory A. Hill
  • Patent number: 10254443
    Abstract: This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: April 9, 2019
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Kevin P. McCabe, Frank F. Molock, Jr., Gregory A. Hill, Azaam Alli, Robert B. Steffen, Douglas G. Vanderlaan, James D. Ford
  • Publication number: 20180203161
    Abstract: This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer.
    Type: Application
    Filed: March 12, 2018
    Publication date: July 19, 2018
    Inventors: Kevin P. McCabe, Frank F. Molock, JR., Gregory A. Hill, Azaam Alli, Robert B. Steffen, Douglas G. Vanderlaan, James D. Ford
  • Patent number: 9958577
    Abstract: This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer.
    Type: Grant
    Filed: June 25, 2015
    Date of Patent: May 1, 2018
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Kevin P. McCabe, Frank F. Molock, Jr., Gregory A. Hill, Azaam Alli, Robert B. Steffen, Douglas G. Vanderlaan, James D. Ford
  • Patent number: 9507172
    Abstract: The invention provides silicone hydrogel contact lenses that exhibit reduced back surface debris and reduced incidence of superior epithelial accurate lesions.
    Type: Grant
    Filed: May 1, 2014
    Date of Patent: November 29, 2016
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Robert B. Steffen, David C. Turner, Douglas G. Vanderlaan
  • Publication number: 20160282518
    Abstract: This invention relates to comfortable ophthalmic devices and methods of producing such devices.
    Type: Application
    Filed: June 7, 2016
    Publication date: September 29, 2016
    Inventors: Kevin P. McCabe, Robert B. Steffen, Hélène Aguilar, W. Anthony Martin, Susan W. Neadle, Ann-Marie Wong Meyers, Douglas G. Vanderlaan, Dominic P. Gourd, Kristy L. Canavan, Gregory A. Hill
  • Patent number: 9395559
    Abstract: This invention relates to comfortable ophthalmic devices and methods of producing such devices by treating said ophthalmic lens with a wetting agent and packaging solution.
    Type: Grant
    Filed: March 4, 2014
    Date of Patent: July 19, 2016
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Kevin P. McCabe, Robert B. Steffen, Hélène Aguilar, W. Anthony Martin, Susan W. Neadle, Ann-Marie Wong Meyers, Douglas G. Vanderlaan, Dominic P. Gourd, Kristy L. Canavan, Gregory A. Hill
  • Publication number: 20150293266
    Abstract: This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer.
    Type: Application
    Filed: June 25, 2015
    Publication date: October 15, 2015
    Inventors: Kevin P. McCabe, Frank F. Molock, JR., Gregory A. Hill, Azaam Alli, Robert B. Steffen, Douglas G. Vanderlaan, James D. Ford
  • Publication number: 20150219928
    Abstract: This invention relates to comfortable ophthalmic devices and methods of producing such devices. The ophthalmic devices are contacted with a wetting agent and heated to a temperature of at least about 50° C. to about 150° C.
    Type: Application
    Filed: April 10, 2015
    Publication date: August 6, 2015
    Inventors: Kevin P. McCabe, Robert B. Steffen, Hélène Aguilar, W. Anthony Martin, Susan W. Neadle, Ann-Marie W. Meyers, Douglas G. Vanderlaan, Dominic P. Gourd, Kristy L. Canavan, Gregory A. Hill
  • Patent number: 9097914
    Abstract: This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer.
    Type: Grant
    Filed: October 23, 2014
    Date of Patent: August 4, 2015
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Kevin P. McCabe, Frank F. Molock, Jr., Gregory A. Hill, Azaam Alli, Robert B. Steffen, Douglas G. Vanderlaan, James D. Ford
  • Patent number: 9052529
    Abstract: This invention relates to comfortable ophthalmic devices and methods of producing such devices. The ophthalmic devices are contacted with a polyamide wetting agent and heated to a temperature of at least about 50° C. to about 150° C.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: June 9, 2015
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Kevin P. McCabe, Robert B. Steffen, Hélène Aguilar, W. Anthony Martin, Susan W. Neadle, Ann-Marie W. Meyers, Douglas G. Vanderlaan, Dominic P. Gourd, Kristy L. Canavan, Gregory A. Hill
  • Publication number: 20150041736
    Abstract: This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer.
    Type: Application
    Filed: October 23, 2014
    Publication date: February 12, 2015
    Inventors: Kevin P. McCabe, Frank F. Molock, JR., Gregory A. Hill, Azaam Alli, Robert B. Steffen, Douglas G. Vanderlaan, James D. Ford
  • Patent number: 8895687
    Abstract: This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer.
    Type: Grant
    Filed: March 22, 2013
    Date of Patent: November 25, 2014
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Kevin P. McCabe, Frank F. Molock, Jr., Gregory A. Hill, Azaam Alli, Robert B. Steffen, Douglas G. Vanderlaan, James D. Ford
  • Publication number: 20140240661
    Abstract: The invention provides silicone hydrogel contact lenses that exhibit reduced back surface debris and reduced incidence of superior epithelial arcurate lesions.
    Type: Application
    Filed: May 1, 2014
    Publication date: August 28, 2014
    Applicant: Johnson & Johnson Vision Care, Inc.
    Inventors: Robert B. Steffen, David C. Turner, Douglas G. Vanderlaan
  • Patent number: 8796353
    Abstract: This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer.
    Type: Grant
    Filed: March 22, 2013
    Date of Patent: August 5, 2014
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Kevin P. McCabe, Frank F. Molock, Jr., Gregory A. Hill, Azaam Alli, Robert B. Steffen, Douglas G. Vanderlaan, James D. Ford