Patents by Inventor Richard J. Pokorny

Richard J. Pokorny 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).

  • Publication number: 20120200919
    Abstract: A voided diffuser and an optical construction incorporating the voided diffuser are provided. The voided diffuser includes a plurality of beads and a binder composition in contact with the plurality of beads. The binder composition includes a binder and a plurality of interconnected voids. The optical construction includes the voided diffuser disposed on a substrate.
    Type: Application
    Filed: October 22, 2010
    Publication date: August 9, 2012
    Inventors: Jason S. Petaja, William F. Edmonds, Adam D. Haag, Eric W. Nelson, Encai Hao, William Blake Kolb, Fei Lu, Richard J. Pokorny
  • Publication number: 20120195050
    Abstract: An optical construction comprises an optically transmissive first layer having a first and second major surfaces, and an optically transmissive second layer adjacent the first major surface and defining an interface. The optically transmissive second layer comprises a binder and optical beads. The binder comprises from 55 to 99.9 percent by weight of polyethylene oxide segments. A weight ratio of the binder to the optical beads is in a range of from 44:56 to 50:50. A light source is disposed in a fixed orientation relative to the optically transmissive second layer. Methods of making optical constructions, and electronic devices containing them, are also disclosed.
    Type: Application
    Filed: October 7, 2010
    Publication date: August 2, 2012
    Inventor: Richard J. Pokorny
  • Patent number: 8231973
    Abstract: Antireflective film articles and low refractive index coating compositions are described that comprises a fluorinated free-radically polymerizable polymeric (e.g. intermediate) material. The free-radically polymerizable fluorinated polymeric intermediate comprises the reaction product of i) at least one multi-functional free-radically polymerizable material having a fluorine content of at least 25 wt-%, and ii) optionally other multi-functional free-radically polymerizable material. The total amount of multi-functional materials is preferably at least about 25 wt-%.
    Type: Grant
    Filed: May 4, 2007
    Date of Patent: July 31, 2012
    Assignee: 3M Innovative Properties Company
    Inventors: Marc D. Radcliffe, Thomas P. Klun, Lan H. Liu, Richard J. Pokorny, Suresh Iyer, Zai-Ming Qiu
  • Publication number: 20120154811
    Abstract: Presently described are coating compositions comprising a polymerizable resin composition and a non-ionic unpolymerizable surfactant. In some embodiments, the coating comprises greater than 10 wt-% of non-ionic unpolymerizable surfactant. In other embodiments, the coating composition comprises an an additive comprising a silicone group or a fluorinated group and a hydrophobic group. Also described are articles comprising the cured coating compositions. In one embodiment, an article is described comprising a cured coating wherein the cured coating exhibits a property of an initially visible simulated fingerprint reducing in visibility in 1-20 minutes. Also described is a method of determining the fingerprint visibility of a coating composition and a polyacylate composition useful as an additive. In another embodiment a coated surface is described comprising a polymeric organic material comprising a plurality of pores wherein a portion of the pores are interconnected and comprise a lipophilic liquid.
    Type: Application
    Filed: November 30, 2011
    Publication date: June 21, 2012
    Inventors: Richard J. Pokorny, Thomas P. Klun, Christopher B. Walker, JR., David B. Olson, Joan M. Noyola, Michelle L. Toy, Evan L. Schwartz
  • Patent number: 8202573
    Abstract: Presently described are self-assembling antireflective (“AR”) coating compositions comprising high refractive index surface modified nanoparticles. Also described are various articles such as protective films, optical displays, and windows, comprising such (e.g. dried and cured) AR coating.
    Type: Grant
    Filed: September 2, 2008
    Date of Patent: June 19, 2012
    Assignee: 3M Innovative Properties Company
    Inventors: Richard J. Pokorny, Thomas P. Klun, Marc D. Radcliffe, Robert F. Kamrath, Christopher B. Walker, Jr.
  • Publication number: 20120142883
    Abstract: Fluorocarbon- and urethane-(meth)acryl-containing additives and hardcoats. The hardcoats are particularly useful as a surface layer on an optical device.
    Type: Application
    Filed: February 15, 2012
    Publication date: June 7, 2012
    Inventors: Thomas P. Klun, Naiyong Jing, Richard J. Pokorny, Zai-Ming Qiu, Mark J. Pellerite, William D. Coggio, Christopher B. Walker, JR.
  • Publication number: 20120142856
    Abstract: Presently is described a free-radically polymerizable composition comprising a mixture of reaction products of i) at least one polyisocyanate; ii) at least one isocyanate reactive perfluoropolyether compound; iii) at least one isocyanate reactive compound comprising greater than 6 repeat units of ethylene oxide; and iv) at least one isocyanate reactive non-fluorinated crosslinker comprising at least two free-radically polymerizable groups.
    Type: Application
    Filed: February 14, 2012
    Publication date: June 7, 2012
    Inventors: Thomas P. Klun, Richard J. Pokorny, Joan M. Noyola
  • Publication number: 20120135210
    Abstract: Antireflective films are described having a surface layer comprising a the reaction product of a polymerizable low refractive index composition comprising at least one free-radically polymerizable fluoropolymer and surface modified inorganic nanoparticles. A high refractive index layer is coupled to the low refractive index layer. In one embodiment, the high refractive index layer comprises surface modified inorganic nanoparticles dispersed in a crosslinked organic material. The antireflective film is preferably durable, exhibiting a haze of less than 1.0% after 25 wipes with steel wool using a 3.2 cm mandrel and a mass of 1000 grams.
    Type: Application
    Filed: February 3, 2012
    Publication date: May 31, 2012
    Inventors: Christopher B. Walker, JR., Marc D. Radcliffe, Thomas P. Klun, Lan H. Liu, Richard J. Pokorny, William D. Coggio, Chuntao Cao, Mark J. Pellerite, Paul C. Kelley, Robert J. Fleming
  • Patent number: 8147966
    Abstract: Fluorocarbon- and urethane-(meth)acryl-containing additives and hardcoats. The hardcoats are particularly useful as a surface layer on an optical device.
    Type: Grant
    Filed: March 5, 2010
    Date of Patent: April 3, 2012
    Assignee: 3M Innovative Properties Company
    Inventors: Thomas P. Klun, Naiyong Jing, Richard J. Pokorny, Zai-Ming Qiu, Mark J. Pellerite, William D. Coggio, Christopher B. Walker, Jr.
  • Patent number: 8137801
    Abstract: Antireflective films are described having a surface layer comprising a the reaction product of a polymerizable low refractive index composition comprising at least one fluorinated free-radically polymerizable material and surface modified inorganic nanoparticles. A high refractive index layer is coupled to the low refractive index layer. In one embodiment, the high refractive index layer comprises surface modified inorganic nanoparticles dispersed in a crosslinked organic material. The antireflective film is preferably durable, exhibiting a haze of less than 1.0% after 25 wipes with steel wool using a 3.2 cm mandrel and a mass of 1000 grams.
    Type: Grant
    Filed: June 6, 2007
    Date of Patent: March 20, 2012
    Assignee: 3M Innovative Properties Company
    Inventors: Christopher B. Walker, Jr., Marc D. Radcliffe, Thomas P. Klun, Lan H. Liu, Richard J. Pokorny, William D. Coggio, Chuntao Cao, Mark J. Pellerite, Paul C. Kelley, Robert J. Fleming
  • Publication number: 20110103036
    Abstract: An optical film that includes a reflective polarizer and a stretched polymer film is disclosed. The stretched polymer film is laminated to the reflective polarizer, and the stretched polymer film exhibits a refractive index symmetry point at an angle of incidence in air of at least about 60 degrees in a plane of incidence parallel to a direction of greatest stretch.
    Type: Application
    Filed: March 30, 2009
    Publication date: May 5, 2011
    Inventors: Ellen R. Bösl, Bert T. Chien, Carsten Franke, Shandon D. Hart, Brent A. Hedding, Donovan C. Karg, JR., Thomas J. Ludemann, Meghan A. Bradley, Mark B. O'Neill, Jeffrey A. Peterson, Joan M. Strobel, Huiwen Tai, John F. Van Derlofske, III, Michael F. Weber, Chiu Ping Wong, Richard J. Pokorny, John P. Baetzold
  • Publication number: 20110086221
    Abstract: Articles such as optical displays and protective films, comprising a (e.g. light transmissive) substrate having a surface layer comprising the reaction product of a mixture comprising a hydrocarbon-based hardcoat composition and at least one perfluoropolyether urethane additive. The surface layer exhibits low lint attraction in combination with high contact angles. Hardcoat coating compositions comprising a perfluoropolyether urethane additive and a silicone(meth)acrylate additive are also described.
    Type: Application
    Filed: August 19, 2008
    Publication date: April 14, 2011
    Inventors: Richard J. Pokorny, Thomas P. Klun
  • Publication number: 20110014391
    Abstract: A method of slide coating that includes providing a first fluid, wherein the first fluid includes at least one solvent, at least one single unit polymeric precursor or a combination thereof; providing a second fluid, wherein the second fluid includes multi unit polymeric precursors; flowing the first fluid down a first slide surface, to create a first fluid layer on the first slide surface, the first slide surface being positioned adjacent a substrate; flowing the second fluid down a second slide surface, the second slide surface positioned relative to the first slide surface such that the second fluid flows from the second slide surface to above the first slide surface onto the first fluid layer to create the second fluid layer on the first slide surface; coating the substrate with the first and second fluid by flowing the first fluid layer and the second fluid layer from the first slide surface to the substrate forming first and second coated layers; moving the substrate; and at least partially curing the f
    Type: Application
    Filed: March 19, 2009
    Publication date: January 20, 2011
    Inventors: Robert A. Yapel, Thomas J. Ludemann, Brent A. Hedding, Richard J. Pokorny, John P. Baetzold, Daniel V. Norton, Chris J. Tanley
  • Patent number: 7820236
    Abstract: A low fringing film coating includes a transparent polymeric layer having a surface, and a plurality of projections extending away from the surface. The projections have a mean height of 0.05 to 1 ?m and a mean distance between projections of 0.5 to 2 mm. The coating can be produced by coating a polymeric composition onto a substrate. The polymeric composition includes a polymeric material, a good solvent for the polymeric material and a poor solvent or the polymeric material. The solvents are at least partially evaporated to form a low fringing transparent polymeric layer.
    Type: Grant
    Filed: March 14, 2008
    Date of Patent: October 26, 2010
    Assignee: 3M Innovative Properties Company
    Inventors: Richard J. Pokorny, Robert A. Yapel, Jason W. Balich
  • Publication number: 20100232021
    Abstract: Antireflective films are described having a surface layer comprising a the reaction product of a polymerizable low refractive index composition comprising at least one fluorinated free-radically polymerizable material and surface modified inorganic nanoparticles. A high refractive index layer is coupled to the low refractive index layer. In one embodiment, the high refractive index layer comprises surface modified inorganic nanoparticles dispersed in a crosslinked organic material. The antireflective film is preferably durable, exhibiting a haze of less than 1.0% after 25 wipes with steel wool using a 3.2 cm mandrel and a mass of 1000 grams.
    Type: Application
    Filed: June 6, 2007
    Publication date: September 16, 2010
    Inventors: Christopher B. Walker, JR., Marc D. Radcliffe, Thomas P. Klun, Lan H. Liu, Richard J. Pokorny, William D. Coggio, Chuntao Cao, Mark J. Pellerite, Paul C. Kelley, Robert J. Fleming
  • Publication number: 20100189970
    Abstract: Presently described are self-assembling antireflective (“AR”) coating compositions comprising high refractive index surface modified nanoparticles. Also described are various articles such as protective films, optical displays, and windows, comprising such (e.g. dried and cured) AR coating.
    Type: Application
    Filed: September 2, 2008
    Publication date: July 29, 2010
    Inventors: Richard J. Pokorny, Thomas P. Klun, Marc D. Radcliffe, Robert F. Kamrath, Christopher B. Walker, JR.
  • Publication number: 20100173093
    Abstract: Antireflective film articles and low refractive index coating compositions are described that comprises a fluorinated free-radically polymerizable polymeric (e.g. intermediate) material. The free-radically polymerizable fluorinated polymeric intermediate comprises the reaction product of i) at least one multi-functional free-radically polymerizable material having a fluorine content of at least 25 wt-%, and ii) optionally other multi-functional free-radically polymerizable material. The total amount of multi-functional materials is preferably at least about 25 wt-%.
    Type: Application
    Filed: May 4, 2007
    Publication date: July 8, 2010
    Inventors: Marc D. Radcliffe, Thomas P. Klun, Lan H. Liu, Richard J. Pokorny, Suresh Iyer, Zai-Ming Qiu
  • Publication number: 20100160595
    Abstract: Fluorocarbon- and urethane-(meth)acryl-containing additives and hardcoats. The hardcoats are particularly useful as a surface layer on an optical device.
    Type: Application
    Filed: March 5, 2010
    Publication date: June 24, 2010
    Inventors: Thomas P. Klun, Naiyong Jing, Richard J. Pokorny, Zai-Ming Qiu, Mark J. Pellerite, William D. Coggio, Christopher B. Walker, JR.
  • Patent number: 7718264
    Abstract: Fluorocarbon- and urethane-(meth)acryl-containing additives and hardcoats. The hardcoats are particularly useful as a surface layer on an optical device.
    Type: Grant
    Filed: March 22, 2006
    Date of Patent: May 18, 2010
    Assignee: 3M Innovative Properties Company
    Inventors: Thomas P. Klun, Naiyong Jing, Richard J. Pokorny, Zai-Ming Qiu, Mark J. Pellerite, William D. Coggio, Christopher B. Walker, Jr.
  • Publication number: 20100055470
    Abstract: Presently described are optical substrates having a surface layer and optical displays comprising such optical substrates. The surface layer comprises the reaction product of a polymerizable mixture comprising at least one perfluoropolyether material comprising at least two free-radically polymerizable groups and at least one segment with greater than 6 ethylene oxide repeat units; and at least one non-fluorinated binder precursor comprising at least two free-radically polymerizable groups.
    Type: Application
    Filed: November 27, 2007
    Publication date: March 4, 2010
    Inventors: Thomas P. Klun, Richard J. Pokorny, Joan M. Noyola