Patents Represented by Attorney William J. Davis

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  • Personal care composition containing a clear homogeneous polymer of an N-vinyl lactam
    Patent number: 5997855
    Abstract: A multicomponent homogeneous polymer of (a) from about 30 to about 90 wt. % of a N-vinyl lactam, (b) from about 5 to about 30 wt. % of a quaternized and/or non-quaternized aminoalkylacrylic -ester and/or -amide, (c) from about 0.5 to about 30 wt. % of an unsaturated monomer selected from the group consisting of an acrylic ester or amide having a C.sub.4 to C.sub.22 alkyl group, a C.sub.4 to C.sub.22 .alpha.-olefin, a C.sub.4 to C.sub.22 vinyl ether (VE) and a vinyl ester of a C.sub.2 to C.sub.22 carboxylic acid and (d) from about 1 to about 30 wt. % of an unsubstituted acrylic or methacrylic acid and/or an unsubstituted amide of said acrylic or methacrylic acid and optionally, (e) up to 20 wt.
    Type: Grant
    Filed: January 28, 1998
    Date of Patent: December 7, 1999
    Assignee: ISP Investments Inc.
    Inventor: Kou-Chang Liu
  • Personal care product including a derivatized polymer of maleic anhydride alkyl half-ester or full acid, maleamic acid and maleimide units
    Patent number: 5994385
    Abstract: A process for making derivatized polymers of maleic anhydride containing maleamic acid and its corresponding cyclic imide repeat units, in alcohol solution, at a temperature of about 60-160.degree. C., during a reaction period of about 1-25 hours. The product is a polymer having a predetermined ratio of the above repeat units. The polymers are included in personal care poducts.
    Type: Grant
    Filed: November 13, 1998
    Date of Patent: November 30, 1999
    Assignee: ISP Investments Inc.
    Inventors: Herbert W. Ulmer, John A. Katirgis, Timothy Gillece
  • Fixative polymers
    Patent number: 5972329
    Abstract: An improved hydrocarbon tolerant, aerosol hair spray resin composition includes a fixative polymer which is a tetrapolymer consisting essentially of (1) vinyl acetate, (2) vinyl neodecanoate or vinyl neononanoate, (3) monoisobutyl maleate and (4) N-t-butyl acrylamide, N-t-octyl acrylamide, or isobornyl (meth)acrylate, in a molar ratio from 10:10:15:1 to 26:1:15:1, preferably in a molar ratio of 12.5:7.5:15:1, exhibits advantageous small spray particle size, short tack and drying times, and hydrolytic stability, which are the desired performance characteristics on hair.
    Type: Grant
    Filed: March 4, 1998
    Date of Patent: October 26, 1999
    Assignee: ISP Investments Inc.
    Inventors: Jui-Chang Chuang, Jenn S. Shih, Russell B. Biss
  • Plastic ridge vent
    Patent number: 5971848
    Abstract: A roof ridge ventilator made of a flexible unitary plastic panel adjustable to the configuration of various roof pitches having: Z-shaped and Y-shaped supports spaced from and alternating each other supporting the panel over the roof; ventilation means of rows of vent slots and slats running longitudinally on the two sides of the panel in which the slots and slats have trapezoidal configurations; vertical exterior baffles integral with the vent slats and running parallel thereto; and baffle extenders integral with the exterior baffles and at an angle of from about 130.degree. to about 160.degree. from the plane of the vertical exterior baffles.
    Type: Grant
    Filed: April 22, 1998
    Date of Patent: October 26, 1999
    Assignee: Building Materials Corporation of America
    Inventors: Ravinder Nair, Edward C. Villela
  • Water-dilutable, microemulsion concentrate and pour-on formulations thereof
    Patent number: 5968990
    Abstract: A water-dilutable, microemulsion concentrate and pour-on formulations for water-insoluble insecticides such as amitraz is described, which includes a mixture of nonionic emulsifiers of defined amounts and HLB values, and, particularly, including a molecular sieve or a water stabilizer additive to provide a single phase, clear, physically and chemically stable system, without decomposition for an extended period of time.
    Type: Grant
    Filed: September 24, 1998
    Date of Patent: October 19, 1999
    Assignee: ISP Investments Inc.
    Inventors: Domingo I. Jon, Donald I. Prettypaul, Matthew J. Benning, Kolazi S. Narayanan, Robert M. Ianniello
  • Solvent-free process for making high molecular weight terpolymers of maleic anhydride, C.sub.1 -C.sub.4 alkyl vinyl ether and isobutylene
    Patent number: 5959053
    Abstract: This invention relates to high molecular weight terpolymers of maleic anhydride, C.sub.1 -C.sub.4 alkyl vinyl ethers and isobutylene, and to a solvent-free process for making such terpolymers, which are particularly useful as starting materials for denture adhesives.
    Type: Grant
    Filed: August 25, 1998
    Date of Patent: September 28, 1999
    Assignee: ISP Investments Inc.
    Inventor: Krystyna Plochocka
  • Process for making derivatized polymers of maleic anhydride
    Patent number: 5959122
    Abstract: A process for making derivatized polymers of maleic anhydride containing maleamic acid and its corresponding cyclic imide repeat units, in alcohol solution, at a temperature of about 60-160.degree. C., during a reaction period of about 1-25 hours. The product is a polymer having a predetermined ratio of the above repeat units.
    Type: Grant
    Filed: June 24, 1998
    Date of Patent: September 28, 1999
    Assignee: ISP Investments Inc.
    Inventors: Herbert W. Ulmer, John A. Katirgis, Timothy Gillece
  • Antimicrobial preservative composition
    Patent number: 5942240
    Abstract: The antimicrobial preservative composition consisting essentially of (a) from 0.5 to 20 wt. % dihalogenated butane having terminal cyano groups and (b) from 80 to 99.5 wt. % of a heterocyclic poly(hydroxy lower alkylamide) in a weight ratio of between 0.5:2 and 0.5:25 which mixture exhibits a synergistic antimicrobial affect over each of components (a) or (b) taken individually.
    Type: Grant
    Filed: January 28, 1998
    Date of Patent: August 24, 1999
    Assignee: ISP Chemicals Inc.
    Inventors: John J. Merianos, Todd Elder
  • Solvent-free process for making high molecular weight terpolymers of maleic anhydride, C.sub.1 -C.sub.4 alkyl vinyl ether and isobutylene
    Patent number: 5939506
    Abstract: This invention relates to high molecular weight terpolymers of maleic anhydride, C.sub.1 -C.sub.4 alkyl vinyl ethers and isobutylene, and to a solvent-free process for making such terpolymers, which are particularly useful as starting materials for denture adhesives.
    Type: Grant
    Filed: October 2, 1997
    Date of Patent: August 17, 1999
    Assignee: ISP Investments Inc.
    Inventor: Krystyna Plochocka
  • Composite roofing and siding shingle
    Patent number: 5939169
    Abstract: This invention relates to a composite shingle which includes (a) a rectangular shingle sheet having an undivided headlap portion and a lower butt portion which is divided into spaced apart tabs and (b) an elongated backup strip of hue or color contrasting with said shingle sheet, positioned under the tabs of said butt portion and secured to the lower portion of the headlap, the bottom edge of said strip conforming in outline to the bottom edge of said tabs and extending below said tabs at a distance equal to the spaces between the tabs, so as to form a uniform border around tabs.
    Type: Grant
    Filed: January 23, 1997
    Date of Patent: August 17, 1999
    Assignee: Building Materials Corporation of America
    Inventors: Alfredo A. Bondoc, William R. Carroll, Frederick W. Sieling
  • Water soluble dye complexing polymers
    Patent number: 5929175
    Abstract: This invention relates to dye complexing polymers, and, more particularly, to water soluble poly(vinylpyridine betaines) containing a quaternary nitrogen and a carboxylate salt. The polymers herein have effective dye transfer inhibitor (DTI) properties for use, for example, laundry detergent and fabric softener compositions.
    Type: Grant
    Filed: March 19, 1998
    Date of Patent: July 27, 1999
    Assignee: ISP Investments Inc.
    Inventors: Jenn S. Shih, Bala Srinivas, John C. Hornby
  • Solid delivery system (SDS) for active agricultural chemicals
    Patent number: 5928992
    Abstract: This invention relates to a solid delivery system (SDS) for active agricultural chemicals, and, more particularly, to a bioenhanced, stable SDS for sulfonyl and sulfamoylurea agricultural chemicals capable of forming aqueous microdispersions or tank mixes thereof suitable for application to a plant site.
    Type: Grant
    Filed: May 2, 1997
    Date of Patent: July 27, 1999
    Assignee: ISP Investments Inc.
    Inventors: Kolazi S. Narayanan, Domingo Jon, Robert M. Ianniello
  • Compositions for preventing the fading of artificial hair dye
    Patent number: 5922310
    Abstract: A composition for preventing the fading of artificial hair dye and/or slowing down the oxidation of hair includes a cationic antioxidant phenol in an amount of about 0.01-1% wt/wt.
    Type: Grant
    Filed: March 17, 1998
    Date of Patent: July 13, 1999
    Assignee: ISP Investments Inc.
    Inventors: Ratan K. Chaudhuri, Janusz Jachowicz, Bruce C. Locke
  • Controlled release, drug-delivery tableted composition including a polymer of a vinyl amide, (meth)acrylic acid, a long chain alkyl (meth)acrylate and a lower alkyl (meth)acrylate
    Patent number: 5919484
    Abstract: A controlled release, drug-delivery tableted composition comprising, by weight, an uncrosslinked or crosslinked polymer of (a) about 5-40% of a vinyl amide, (b) about 10-70% of (meth)acrylic acid, (c) about 5-40% of a long chain alkyl (meth)acrylate or acrylamide, and (d) about 0-60% of a lower alkyl (meth)acrylate, and a pharmaceutical medicament.
    Type: Grant
    Filed: January 15, 1998
    Date of Patent: July 6, 1999
    Assignee: ISP Investments Inc.
    Inventors: Jenn S. Shih, Nadhamuni G. Nerella, Anil Menon, Sibu Chakrabarti
  • Sunscreen concentrate
    Patent number: 5916544
    Abstract: A sunscreen concentrate in the form of a stable, uniform dispersion comprising, by weight:(a) about 30-65% of ultrafine titanium dioxide or zinc oxide, or mixtures thereof,(b) about 30-70% of an organic sunscreen agent, and(c) about 0.25-25% of a dispersing aid which is polyvinylpyrrolidone alkylated with a C.sub.4 -C.sub.36 alpha-olefin.
    Type: Grant
    Filed: November 12, 1997
    Date of Patent: June 29, 1999
    Assignee: ISP Investments Inc.
    Inventors: Kou-Chang Liu, Michael Helioff, Mark Rerek, Mary Davis, Lawrence J. Grenner, David E. Graham, Anja Waldorf-Geber, Renate Koppel
  • Homogeneous copolymers containing vinyl pyrrolidone and 2-methylene-1,3-dioxepane and process for making same
    Patent number: 5912312
    Abstract: Homogeneous copolymers of 60-99 mole % of vinyl pyrrolidone (VP) and 1-40 mole % 2-methylene-1,3-dioxepane (MDO), preferably 85-95 mole % VP and 5-10 mole % MDO, having a K-value of about 30-50, and a Tg of about 124-138.degree. C., are described herein. The copolymers are hydrolytically degradable in aqueous acid or basic solutions and biodegradable.
    Type: Grant
    Filed: May 1, 1998
    Date of Patent: June 15, 1999
    Assignee: ISP Investments Inc.
    Inventors: Yuanzhen Zhong, Philip F. Wolf, Edward G. Malawer, Kolazi S. Narayanan
  • Denture adhesive including a solvent-free, high molecular weight terpolymer of maleic anhydride, a C.sub.1 -C.sub.4 alkyl vinyl ether and isobutylene
    Patent number: 5900470
    Abstract: Denture adhesive including a solvent-free, high molecular weight terpolymer of maleic anhydride, a C.sub.1 -C.sub.4 alkyl vinyl ether and isobutylene.
    Type: Grant
    Filed: June 16, 1998
    Date of Patent: May 4, 1999
    Assignee: ISP Investments Inc.
    Inventors: William E. Prosise, Krystyna Plochocka
  • Base sheet for roofing assembly
    Patent number: 5890336
    Abstract: Roofing assembly having a substrate covered with a base sheet which is perforated with a plurality of uniformly spaced clusters of vertical apertures designed to receive an adhesive to bond the base sheet to the substrate. The roofing assembly possesses improved wind uplift resistance.
    Type: Grant
    Filed: February 5, 1998
    Date of Patent: April 6, 1999
    Assignee: Building Materials Corporation of America
    Inventors: Mira C. Kubiak, Harold C. Albo, Jr., Brent L. Grazman, William D. Lee, William J. Woodring
  • Hydroxyamino-derivatized polymers of olefin-maleic anhydride in the form of their maleimide maleamic acid and .alpha.- olefin-maleic anhydride half-acid/half ester or full acid repeat units process for making same
    Patent number: 5886194
    Abstract: This invention describes hydroxyamino-derivatized polymers of .alpha.-olefin-maleic anhydride in the form of their maleimide, maleamic acid and .alpha.-olefin-maleic anhydride half-acid/half ester or full acid repeat units process for making same. The polymers are made by reacting an .alpha.-olefin-maleic anhydride, half-acid/half-ester or full acid with a hydroxy containing .alpha.-unsubstituted primary amine in aqueous or aqueous alcoholic solution at a temperature of about 60.degree.-160.degree. C. during a reaction period of about 1-25 hours.
    Type: Grant
    Filed: June 24, 1998
    Date of Patent: March 23, 1999
    Assignee: ISP Investments Inc.
    Inventors: Herbert W. Ulmer, Timothy Gillece, John A. Katirgis
  • Base sheet for roofing assembly
    Patent number: D414279
    Type: Grant
    Filed: February 5, 1998
    Date of Patent: September 21, 1999
    Assignee: Building Materials Corporation of America
    Inventors: Mira C. Kubiak, Harold C. Albo, Jr., Brent L. Grazman, William D. Lee, William J. Woodring