Patents by Inventor John C. Clark

John C. Clark 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: 20150232646
    Abstract: There is provided an article comprising at least a first surface having a first binder layer selected from at least one of linear resins and resins having low cross link densities, where the first binder layer has a first major surface opposite a second major surface; and a plurality of microspheres at least partially embedded in the first major surface of the first binder layer. For at least a portion of the first major surface, the plurality of micro spheres may cover 30% to 50% of that portion, and the microspheres may be substantially uniformly spaced.
    Type: Application
    Filed: October 4, 2013
    Publication date: August 20, 2015
    Inventors: Christopher B. Walker, JR., Joseph D. Rule, Vivek Krishnan, John C. Clark, Steven J. McMan, Bola T. Alabi, Charlie C. Ho, Ryan E. Marx, Alexander J. Kugel
  • Patent number: 8975436
    Abstract: Fluorinated arylene-containing compounds and fluorinated polymers formed from fluorinated arylene-containing compounds, and methods are described. Fluorinated polymers formed from fluorinated arylene-containing compound can be used to provide a low energy surface.
    Type: Grant
    Filed: December 17, 2010
    Date of Patent: March 10, 2015
    Assignee: 3M Innovative Properties Company
    Inventors: Yu Yang, George G. I. Moore, John C. Clark
  • Publication number: 20150010723
    Abstract: There is provided an article comprising at least a first surface having: (a) a first binder layer; (b) a plurality of transparent microspheres at least partially embedded in the first binder layer; wherein the transparent microspheres have refractive indices that are less than a refractive index of the first binder layer, wherein the plurality of transparent microspheres have an average diameter of at least 5 ?m. There is also provided a transfer article comprising: (a) a transfer carrier, the transfer carrier comprising: (i) a support layer; and (ii) a thermoplastic release layer bonded to the support layer; (b) a layer of a plurality of transparent microspheres, formed on a side of the thermoplastic transparent microsphere release layer opposite the support layer, wherein the plurality of transparent microspheres have refractive indices of below about 1.490.
    Type: Application
    Filed: February 20, 2013
    Publication date: January 8, 2015
    Inventors: Vivek Krishnan, John C. Clark, Thomas B. Galush, Jean A. Tangeman
  • Publication number: 20140283365
    Abstract: Methods of making nozzles are disclosed. More specifically, methods of making nozzles that may be used as components of a fuel injection system are disclosed.
    Type: Application
    Filed: November 1, 2012
    Publication date: September 25, 2014
    Inventors: Jun-Ying Zhang, Michael R. Gorman, Haiyan Zhang, Raymond P. Johnston, Barry S. Carpenter, John C. Clark
  • Patent number: 8784940
    Abstract: A method of making an engagement cover for rollers for use in web conveying, the method comprising: (a) providing a knit fabric comprising a woven base layer having first and second faces and a resilient looped pile protruding from the first face; (b) applying an elastomeric coating composition to the looped pile; and (c) curing the coating composition to leave a deposit of elastomeric polymer on the looped pile to yield the engagement cover.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: July 22, 2014
    Assignee: 3M Innovative Properties Company
    Inventors: Kevin B. Newhouse, Bruce E. Tait, John C. Clark
  • Publication number: 20120252997
    Abstract: Fluorinated arylene-containing compounds and fluorinated polymers formed from fluorinated arylene-containing compounds, and methods are described. Fluorinated polymers formed from fluorinated arylene-containing compound can be used to provide a low energy surface.
    Type: Application
    Filed: December 17, 2010
    Publication date: October 4, 2012
    Inventors: Yu Yang, George G.I. Moore, John C. Clark
  • Patent number: 8276312
    Abstract: A fishing line comprises an outer surface having at least one array of shaped features therein and having an advancing contact angle with deionized water of at least about 115°. The array comprises a plurality of discrete shaped features spaced equidistantly along a longitudinal axis of the fishing line. The shaped features are from about 0.005 to about 0.02 inches across in their broadest dimension.
    Type: Grant
    Filed: June 6, 2008
    Date of Patent: October 2, 2012
    Assignee: 3M Innovative Properties Company
    Inventors: Jeffrey L. Wieringa, Daniel R. Croswell, Linda Croswell, legal representative, John C. Clark
  • Publication number: 20120240370
    Abstract: A method of making an engagement cover for rollers for use in web conveying, the method comprising: (a) providing a knit fabric comprising a woven base layer having first and second faces and a resilient looped pile protruding from the first face; (b) applying an elastomeric coating composition to the looped pile; and (c) curing the coating composition to leave a deposit of elastomeric polymer on the looped pile to yield the engagement cover.
    Type: Application
    Filed: September 24, 2010
    Publication date: September 27, 2012
    Inventors: Kevin B. Newhouse, Bruce E. Tait, John C. Clark
  • Publication number: 20120241549
    Abstract: A method for conveying a web using an engagement cover (10) comprising resilient looped pile (16) engagement surface. Also, web conveying roller (12) having an engagement cover thereon.
    Type: Application
    Filed: September 24, 2010
    Publication date: September 27, 2012
    Inventors: Kevin B. Newhouse, Bruce E. Tait, John C. Clark
  • Publication number: 20120094487
    Abstract: The method of the present invention comprises providing a wafer including a first, second and third material; contacting the third material in the presence of a working liquid with abrasive composites fixed to an abrasive article; and moving the wafer until an exposed surface of the wafer is substantially planar and comprises at least one area of exposed third material and one area of exposed second material. The components of the working liquid include an aqueous solvent; a pH buffer exhibiting a pKa greater than 7 and comprising a basic pH adjusting agent and a multidentate acidic complexing agent; and a non-ionic surfactant. The nonionic surfactant exhibits a hydrophile-lipophile balance of at least about 4. The working liquid is substantially free of loose abrasive particles and exhibits a pH of about 7-12.
    Type: Application
    Filed: December 7, 2011
    Publication date: April 19, 2012
    Inventors: Heather K. Kranz, Thomas E. Wood, David A. Kaisaki, John J. Gagliardi, John C. Clark, Patricia M. Savu, Phillip G. Clark
  • Patent number: 8092707
    Abstract: The disclosure pertains to compositions and methods for modifying or refining the surface of a wafer suited for semiconductor fabrication. The compositions include working liquids useful in modifying a surface of a wafer suited for fabrication of a semiconductor device. In some embodiments, the working liquids are aqueous solutions of initial components substantially free of loose abrasive particles, the components including water, a surfactant, and a pH buffer exhibiting at least one pKa greater than 7. In certain embodiments, the pH buffer includes a basic pH adjusting agent and an acidic complexing agent, and the working liquid exhibits a pH from about 7 to about 12. In further embodiments, the disclosure provides a fixed abrasive article comprising a surfactant suitable for modifying the surface of a wafer, and a method of making the fixed abrasive article. Additional embodiments describe methods that may be used to modify a wafer surface.
    Type: Grant
    Filed: August 15, 2007
    Date of Patent: January 10, 2012
    Assignee: 3M Innovative Properties Company
    Inventors: L. Charles Hardy, Heather K. Kranz, Thomas E. Wood, David A. Kaisaki, John J. Gagliardi, John C. Clark, Patricia M. Savu, Philip G. Clark
  • Publication number: 20110136772
    Abstract: Compositions particularly useful as coatings for solid dosage forms of therapeutic agents are provided, as are solid dosage forms comprising such coatings, processes for preparing such solid dosage forms, and the products of those processes. The coating compositions generally provide excellent strength and resistance to cracking, even when applied to flexible/swellable tablet cores such as hydrogel-type cores. The compositions also exhibit excellent odor-blocking characteristics.
    Type: Application
    Filed: January 31, 2011
    Publication date: June 9, 2011
    Applicant: Wyeth LLC
    Inventors: John C. Clark, John J. Michelucci, Deborah M. Sherman
  • Patent number: 7851387
    Abstract: A composition comprises a copolymer comprising repeating units derived from at least one co-reactant comprising two or more acrylate groups and repeating units derived from a fluoroacrylate comprising the reaction product of: (a) at least one fluorochemical alcohol represented by the formula: C4F9—X—OH wherein: R=hydrogen or an alkyl group of 1 to 4 carbon atoms, m=2 to 8, Rf?CnF2n+1, n=1 to 5, y=0 to 6, and q=1 to 8; (b) at least one unbranched symmetric diisocyanate; and (c) at least one hydroxy-terminated alkyl (meth)acrylate or 2-fluoroacrylate monomer having 2 to about 30 carbon atoms in its alkylene portion; wherein the composition is coatable.
    Type: Grant
    Filed: February 8, 2008
    Date of Patent: December 14, 2010
    Assignee: 3M Innovative Properties Company
    Inventors: Zai-Ming Qiu, George G. I. Moore, John C. Clark, Ramesh C. Kumar
  • Publication number: 20100257770
    Abstract: Fishing line having an array of shaped features on the outer surface thereof and method for making such lines.
    Type: Application
    Filed: June 6, 2008
    Publication date: October 14, 2010
    Inventors: Jeffrey L. Wieringa, Daniel R. Croswell, Linda Croswell, John C. Clark
  • Patent number: 7750093
    Abstract: The present invention relates to fluorochemical polyurethane compounds, a method for their preparation, a method of application, and compositions comprising that fluorochemical polyurethane compound. The compound and the composition comprising that compound are suitable to impart durable oil- and water-repellency to substrates.
    Type: Grant
    Filed: June 29, 2006
    Date of Patent: July 6, 2010
    Assignee: 3M Innovative Properties Company
    Inventors: Cheryl L. S. Elsbernd, Frans A. Audenaert, John C. Clark, Chetan P. Jariwala, George G. I. Moore, Zai-Ming Qiu
  • Patent number: 7666964
    Abstract: A copolymer comprises repeating units derived from at least one co-reactant comprising two or more mercapto functional groups, and repeating units derived from a fluoroacrylate comprising the reaction product of: (a) at least one fluorochemical alcohol represented by the formula: C4F9—X—OH wherein: R=hydrogen or an alkyl group of 1 to 4 carbon atoms, m=2 to 8, Rf=CnF2n+1, n=1 to 5, y=0 to 6, and q=1 to 8; (b) at least one unbranched symmetric diisocyanate; and (c) at least one hydroxy-terminated alkyl (meth)acrylate or 2-fluoroacrylate monomer having 2 to about 30 carbon atoms in its alkylene portion.
    Type: Grant
    Filed: September 21, 2007
    Date of Patent: February 23, 2010
    Assignee: 3M Innovative Properties Company
    Inventors: Zai-Ming Qiu, John C. Clark, Ramesh C. Kumar
  • Patent number: 7659351
    Abstract: Fluoroacrylates comprise the reaction product of: (a) at least one fluorochemical alcohol represented by the formula: CnF2n+1—X—OH wherein: n=1 to 4, R=hydrogen or an alkyl group of 1 to 4 carbon atoms, m=2 to 8, Rf=CnF2n+1, y=0 to 6, and q=1 to 8; (b) at least one unbranched symmetric diusocyanate; and (c) at least one hydroxy-terminated alkyl (meth)acrylate or 2-fluoro acrylate monomer having 2 to about 30 carbon atoms in its alkylene portion.
    Type: Grant
    Filed: March 19, 2007
    Date of Patent: February 9, 2010
    Assignee: 3M Innovative Properties Company
    Inventors: Gregg A. Caldwell, John C. Clark, David J. Kinning, Alan R. Kirk, Thomas P. Klun, Ramesh C. Kumar, Roger A. Mader, George G I. Moore, Zai-Ming Qiu, Richard B. Ross
  • Patent number: 7652116
    Abstract: Fluorochemical urethane compounds and coating compositions derived therefrom are described. The compounds and composition may be used in treating substrates, in particular substrates having a hard surfaces such as ceramics or glass, to render them hydrophilic, oleophobic and easy to clean.
    Type: Grant
    Filed: June 20, 2007
    Date of Patent: January 26, 2010
    Assignee: 3M Innovative Properties Company
    Inventors: Gregory D. Clark, Patrick J. Hager, Jay S. Schlechte, John C. Clark
  • Patent number: 7652117
    Abstract: Fluorochemical urethane compounds and coating compositions derived therefrom are described. The compounds and composition may be used in treating substrates, in particular substrates having a hard surfaces such as ceramics or glass, to render them hydrophilic, oleophobic and easy to clean.
    Type: Grant
    Filed: June 20, 2007
    Date of Patent: January 26, 2010
    Assignee: 3M Innovative Properties Company
    Inventors: Gregory D. Clark, Patrick J. Hager, Jay S. Schlechte, John C. Clark
  • Publication number: 20090274757
    Abstract: Polish compositions for coating pharmaceutical solid dosage forms such as tablets are disclosed. The polish composition comprises water, coating agent, and a film forming agent. Polished pharmaceutical solid dosage forms such as tablets comprising a polished exterior surface are also disclosed. Processes of polishing pharmaceutical solid dosage forms such as tablets are disclosed.
    Type: Application
    Filed: April 30, 2009
    Publication date: November 5, 2009
    Applicant: WYETH
    Inventor: John C. CLARK