Patents by Inventor Ethan S. Simon

Ethan S. Simon 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: 8118641
    Abstract: Chemical mechanical polishing pads having a window with an integral identification feature, wherein the window has a polishing face and a nonpolishing face, wherein the integral identification feature is observable through the window, and wherein the integral identification feature identifies the chemical mechanical polishing pad as a type of chemical mechanical polishing pad selected from a plurality of types of chemical mechanical polishing pads. Also provided is a method of making such chemical mechanical polishing pads and for using them to polish a substrate selected from a magnetic substrate, an optical substrate and a semiconductor substrate.
    Type: Grant
    Filed: March 4, 2009
    Date of Patent: February 21, 2012
    Assignee: Rohm and Haas Electronic Materials CMP Holdings, Inc.
    Inventors: Mary Jo Kulp, Ethan S. Simon, Darrell String
  • Publication number: 20100227533
    Abstract: Chemical mechanical polishing pads having a window with an integral identification feature, wherein the window has a polishing face and a nonpolishing face, wherein the integral identification feature is observable through the window, and wherein the integral identification feature identifies the chemical mechanical polishing pad as a type of chemical mechanical polishing pad selected from a plurality of types of chemical mechanical polishing pads. Also provided is a method of making such chemical mechanical polishing pads and for using them to polish a substrate selected from a magnetic substrate, an optical substrate and a semiconductor substrate.
    Type: Application
    Filed: March 4, 2009
    Publication date: September 9, 2010
    Inventors: Mary Jo Kulp, Ethan S. Simon, Darrell String
  • Patent number: 7244775
    Abstract: A method for imparting damage resistance to a coating, film or article of manufacture comprising adding crosslinked polymeric nanoparticles having a size range of 1-100 nm in diameter to said coating, film or article of manufacture.
    Type: Grant
    Filed: June 13, 2003
    Date of Patent: July 17, 2007
    Assignee: Rohm and Haas Company
    Inventors: Casmir S. Ilenda, Michael Louis Spera, Andrew T. Daly, Robert H. Gore, Wayne Devonport, Eric G. Lundquist, Paul Francis Reeve, James R. Lesniak, Ethan S. Simon, Jenifer Lyn Machleder, legal representative, Eric Michael Machleder, legal representative, Warren H. Machleder, deceased
  • Publication number: 20040063817
    Abstract: A method for imparting damage resistance to a coating, film or article of manufacture comprising adding crosslinked polymeric nanoparticles having a size range of 1-100 nm in diameter to said coating, film or article of manufacture.
    Type: Application
    Filed: June 13, 2003
    Publication date: April 1, 2004
    Inventors: Casmir S. Ilenda, Michael Louis Spera, Andrew T. Daly, Robert H. Gore, Wayne Devonport, Eric G. Lundquist, Paul Francis Reeve, James R. Lesniak, Ethan S. Simon, Warren H. Machleder, Eric Michael Machleder
  • Patent number: 5612447
    Abstract: A method for producing polysuccinimide is provided. Thermal polymerization of maleamic acid at a temperature of from about 160.degree. C. to about 330.degree. C. produces polysuccinimide. The reaction is optionally conducted in the presence of one or more processing aids, solvents or diluents. The polysuccinimide is particularly useful as a detergent additive.
    Type: Grant
    Filed: November 15, 1994
    Date of Patent: March 18, 1997
    Assignee: Rohm and Haas Company
    Inventors: Michael B. Freeman, Yi H. Paik, Ethan S. Simon, Graham Swift
  • Patent number: 5491212
    Abstract: A method for producing polysuccinimides is provided. A rotary tray dryer operating at an internal temperature of from about 110.degree. to about 300.degree. C. and providing a residence time of from about 1 hour to about 10 hours is used in the polycondensation of one or more amino acids, amic acids or ammonium salts of monoethylenically unsaturated dicarboxylic acids to produce polysuccinimides.
    Type: Grant
    Filed: January 12, 1994
    Date of Patent: February 13, 1996
    Assignee: Rohm and Haas Company
    Inventors: Yi H. Paik, Ethan S. Simon, Graham Swift
  • Patent number: 5484878
    Abstract: A process is provided for preparing polysuccinimides by forming a polymerization mixture of poly(alkylene glycol), aspartic acid and, optionally, one or more other amino acids; heating the mixture to an elevated temperature; and maintaining the mixture at the elevated temperature to form polysuccinimides.
    Type: Grant
    Filed: August 25, 1994
    Date of Patent: January 16, 1996
    Assignee: Rohm and Haas Company
    Inventors: Yi H. Paik, Ethan S. Simon, Graham Swift
  • Patent number: 5463017
    Abstract: A process is provided for preparing polysuccinimides by forming a polymerization mixture of poly(alkylene glycol), maleamic acid and, optionally one or more other amic acids, heating the mixture to an elevated temperature, and maintaining the mixture at the elevated temperature to form polysuccinimides.
    Type: Grant
    Filed: August 25, 1994
    Date of Patent: October 31, 1995
    Assignee: Rohm and Haas Company
    Inventors: Yi H. Paik, Ethan S. Simon, Graham Swift
  • Patent number: 5459234
    Abstract: A continuous process for preparing polymers is provided: The continuous process produces polymers from monoethylenically unsaturated acids or anhydrides, and a nitrogen-containing compound, optionally in the presence of a fluidizing agent. The polymers are useful as detergent additives, pigment and mineral dispersants, additives for fertilizers, and corrosion and scale inhibitors in boilers and cooling towers.
    Type: Grant
    Filed: January 12, 1995
    Date of Patent: October 17, 1995
    Assignee: Rohm & Haas Company
    Inventors: Newman M. Bortnick, Robert E. Jerman, James M. Lipovsky, Yi H. Paik, Ethan S. Simon, Graham Swift
  • Patent number: 5424391
    Abstract: A method for producing polysuccinimide is provided. Thermal polymerization of fumaramic acid at a temperature of from about 160.degree. C. to about 330.degree. C. produces polysuccinimide. The reaction is optionally conducted in the presence of one or more processing aids, solvents or diluents. The polysuccinimide is particularly useful as a detergent additive.
    Type: Grant
    Filed: July 20, 1993
    Date of Patent: June 13, 1995
    Assignee: Rohm and Haas Company
    Inventors: Yi H. Paik, Graham Swift, Ethan S. Simon, Michael B. Freeman
  • Patent number: 5410017
    Abstract: A continuous process for preparing polymers is provided: The continuous process produces polymers from monoethylenically unsaturated acids or anhydrides, and a nitrogen-containing compound, optionally in the presence of a fluidizing agent. The polymers are useful as detergent additives, pigment and mineral dispersants, additives for fertilizers, and corrosion and scale inhibitors in boilers and cooling towers.
    Type: Grant
    Filed: May 21, 1993
    Date of Patent: April 25, 1995
    Assignee: Rohm and Haas Company
    Inventors: Newman M. Bortnick, Robert E. Jerman, James M. Lipovsky, Yi H. Paik, Ethan S. Simon, Graham Swift
  • Patent number: 5393868
    Abstract: A method for producing polysuccinimide is provided. Thermal polymerization of maleamic acid at a temperature of from about 160.degree. C. to about 330.degree. C. produces polysuccinimide. The reaction is optionally conducted in the presence of one or more processing aids, solvents or diluents. The polysuccinimide is particularly useful as a detergent additive.
    Type: Grant
    Filed: October 13, 1992
    Date of Patent: February 28, 1995
    Assignee: Rohm and Haas Company
    Inventors: Michael B. Freeman, Yi H. Paik, Ethan S. Simon, Graham Swift
  • Patent number: 5380817
    Abstract: A process is provided for preparing polysuccinimides by forming a polymerization mixture of poly(alkylene glycol), aspartic acid and, optionally, one or more other amino acids; heating the mixture to an elevated temperature; and maintaining the mixture at the elevated temperature to form polysuccinimides.
    Type: Grant
    Filed: July 10, 1992
    Date of Patent: January 10, 1995
    Assignee: Rohm and Haas Company
    Inventors: Yi H. Paik, Ethan S. Simon, Graham Swift
  • Patent number: 5371179
    Abstract: Polysuccinimide polymers of from about 5 to 100 percent by weight of methylenesuccinimide moieties, and from 0 to about 95 percent by weight of one or more amino acid moieties are provided. A process is provided for preparing polysuccinimide polymers by forming a polymerization mixture of poly(alkylene glycol), ammonia, one or more monoethylenically unsaturated poly(carboxylic acids) and, optionally, one or more other monoethylenically unsaturated compounds; heating the mixture to an elevated temperature; and maintaining the mixture at the elevated temperature to form polysuccinimide polymers.
    Type: Grant
    Filed: July 10, 1992
    Date of Patent: December 6, 1994
    Assignee: Rohm and Haas Company
    Inventors: Yi H. Paik, Ethan S. Simon, Graham Swift
  • Patent number: 5371177
    Abstract: A process is provided for preparing polysuccinimides by forming a polymerization mixture of poly(alkylene glycol), maleamic acid and, optionally one or more other amic acids, heating the mixture to an elevated temperature, and maintaining the mixture at the elevated temperature to form polysuccinimides.
    Type: Grant
    Filed: July 10, 1992
    Date of Patent: December 6, 1994
    Assignee: Rohm and Haas Company
    Inventors: Yi H. Paik, Ethan S. Simon, Graham Swift
  • Patent number: 5319145
    Abstract: A method for producing polysuccinimides is provided. A rotary tray operating at an internal temperature of from about 110 to about 300.degree. C. and providing a residence time of from about 1 hour to about 10 hours is used in the polycondensation of one or more amino acids, amic acids or ammonium salts of monoethylenically unsaturated dicarboxylic acids to produce polysuccinimides.
    Type: Grant
    Filed: July 10, 1992
    Date of Patent: June 7, 1994
    Assignee: Rohm and Haas Company
    Inventors: Yi H. Paik, Ethan S. Simon, Graham Swift
  • Patent number: 5266237
    Abstract: Detergent compositions containing from 0.5 to about 50 percent by weight polysuccinimide are provided. These compositions have enhanced anti-encrustation, soil removal and anti-redeposition properties.
    Type: Grant
    Filed: July 31, 1992
    Date of Patent: November 30, 1993
    Assignee: Rohm and Haas Company
    Inventors: Michael B. Freeman, Yi H. Paik, Ethan S. Simon, Graham Swift
  • Patent number: 5186838
    Abstract: A method of separating organic materials is disclosed utilizing a chromatographic packing material. This packing material includes a coated support material which is a chromatographically suitable substrate. An immobilized butadiene acrylonitrile polymer coating is provided on the substrate. The copolymer can be crosslinked by gamma radiation, or by means of a crosslinking agent such as dicumyl peroxide. The support material can be silica, alumina, diatomaceous earth, zeolite, porous glass or carbon, but preferably a spherical lamellar shaped crystals of aluminum hydroxide. the aluminum hydroxide crystals are bonded together at a central core and extend radially outward from a central core with a particle density ranging from 0.3 to 2.5 g/cm.sup.3 and a diameter of 2 to 150 microns.
    Type: Grant
    Filed: March 4, 1991
    Date of Patent: February 16, 1993
    Assignee: Biotage Inc.
    Inventors: Ethan S. Simon, Kevin B. Holland, Christopher McClanahan
  • Patent number: 5167822
    Abstract: A method of separating organic materials is disclosed utilizing a chromatographic packing material. This packing material includes a coated support material which is a chromatographically suitable substrate. An immobilized butadiene acrylonitrile polymer coating is provided on the substrate. The copolymer can be crosslinked by gamma radiation, or by means of a crosslinking agent such as dicumyl peroxide. The support material can be silica, alumina, diatomaceous earth, zeolite, porous glass or carbon, but preferably is spherical lamellar shaped crystals of aluminum hydroxide. The aluminum hydroxide crystals are bonded together at a central core and extend radially outward from a central core with a particle density ranging from 0.3 to 2.5 g/cm.sup.3 and a diameter of 2 to 150 microns.
    Type: Grant
    Filed: March 4, 1991
    Date of Patent: December 1, 1992
    Assignee: Biotage Inc.
    Inventors: Ethan S. Simon, Kevin Holland, Christopher McClanahan