Patents Represented by Attorney, Agent or Law Firm Bruce J Hendricks
  • Aromatic ketone polysulfides
    Patent number: 6303821
    Abstract: The present invention relates to rubber compounds containing aromatic ketone polysulfides of the formula: wherein R is selected from the group consisting of alkyls having from 1 to 18 carbon atoms and x is an integer of from 2 to 8.
    Type: Grant
    Filed: November 11, 1999
    Date of Patent: October 16, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Lawson Gibson Wideman, Shingo Futamura
  • Asymmetrical siloxy disulfide compounds
    Patent number: 6300397
    Abstract: The present invention relates to asymmetrical siloxy compounds of the formula wherein R1, R2 and R3 are independently selected from the group consisting of alkoxy radicals having from 1 to 8 carbon atoms; and R4 is selected from the group consisting of substituted or unsubstituted alkylene groups having from 1 to 18 carbon atoms and arylene and alkyl substituted arylene groups having from 6 to 12 carbon atoms. The asymmetrical siloxy disulfide compounds are prepared from N-cyclohexylthiophthalimide and a mercaptoalkoxysilane.
    Type: Grant
    Filed: March 8, 2000
    Date of Patent: October 9, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Paul Harry Sandstrom, Lawson Gibson Wideman, Theodore Lamson Folk
  • Polymeric dicyclopentadiene/limonene resin
    Patent number: 6300449
    Abstract: This invention relates to a novel class of polymeric resins which have a softening point ranging from about 50° C. to about 220° C. and a molecular weight ranging from about 500 to about 42,000. The resins consist essentially of the polymers which result from the polymerization reaction between dicyclopentadiene and limonene. The polymeric resins are particularly useful in improving traction of the rubber when used in tire treads.
    Type: Grant
    Filed: April 17, 2001
    Date of Patent: October 9, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Lawson Gibson Wideman, Thomas Joseph Segatta, Denise Jeannette Keith
  • Polymeric dicyclopentadiene/limonene resin
    Patent number: 6300448
    Abstract: This invention relates to a novel class of polymeric resins which have a softening point ranging from about 50° C. to about 220° C. and a molecular weight ranging from about 500 to about 42,000. The resins consist essentially of the polymers which result from the polymerization reaction between dicyclopentadiene and limonene. The polymeric resins are particularly useful in improving traction of the rubber when used in tire treads.
    Type: Grant
    Filed: April 17, 2001
    Date of Patent: October 9, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Lawson Gibson Wideman, Thomas Joseph Segatta, Denise Jeannette Keith
  • Load range C and D tires including metallic cords of 2X or 3X construction
    Patent number: 6293326
    Abstract: Load Range C and D radial light truck tires have plies reinforced with 2X or 3X metallic cords. In one embodiment, the plies are two steel cord belt plies and the cords of at least one of the two belt plies has a filament diameter d of about 0.32 mm to 0.40 mm and either a 2X construction and a filament tensile strength in the range of 6908-10740d to 14238-25590d or a 3X construction and a filament tensile strength in the range of 4998-8140d to 9616-17370d. The cords may be located in components such as the belt, carcass, chipper, chafer, etc.
    Type: Grant
    Filed: March 27, 1997
    Date of Patent: September 25, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Charles Elmer Hamiel, Italo Marziale Sinopoli, Daniel Ignatius Kowalski, Jr., Ray Allison Young
  • Halogenated isobutylene rubber composition containing sodium thiosulfate pentahydrate
    Patent number: 6291595
    Abstract: A method is disclosed for increasing the rate of vulcanization of a halogenated isobutylene sulfur rubber composition comprising heating said halogenated isobutylene rubber composition to a temperature ranging from 100° C. to 200° C., wherein said halogenated isobutylene rubber composition contains from 0.05 to 10 phr of sodium thiosulfate pentahydrate.
    Type: Grant
    Filed: July 9, 1999
    Date of Patent: September 18, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Richard Michael D'Sidocky, Bernard Matthew Bezilla, Jr., Leighton Randolph Spadone, David Michael Smith, Sr., Mark Andrew Marinko
  • Polymeric dimethyl-dicyclopentadiene/limonene resin
    Patent number: 6281317
    Abstract: This invention relates to a novel class of polymeric resins which have a softening point ranging from about 50° C. to about 220° C. and a molecular weight ranging from about 500 to about 42,000. The resins comprise the polymers which result from the polymerization reaction between dimethyl dicyclopentadiene and limonene. The polymeric resins are particularly useful in improving traction of the rubber when used in tire treads.
    Type: Grant
    Filed: April 3, 2001
    Date of Patent: August 28, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Mark Leslie Kralevich, Jr., Edward John Blok, Lawson Gibson Wideman, Paul Harry Sandstrom
  • Rubber compounds containing aromatic ketone polysulfides
    Patent number: 6277926
    Abstract: The present invention relates to rubber compounds containing aromatic ketone polysulfides of the formula: wherein R is selected from the group consisting of alkyls having from 1 to 18 carbon atoms and x is an integer of from 2 to 8.
    Type: Grant
    Filed: November 11, 1999
    Date of Patent: August 21, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Lawson Gibson Wideman, Shingo Futamura
  • Tires with high strength reinforcement
    Patent number: 6273160
    Abstract: Tires using high tensile reinforcement with value of at least 1240 N(280 lbs) for U+T type cord and at least 2000 N(450 lbs) for bunched type cord.
    Type: Grant
    Filed: March 10, 1997
    Date of Patent: August 14, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Farrel Bruce Helfer, Dong Kwang Kim, John Gomer Morgan, Robert Martin Shemenski, Italo Marziale Sinopoli, Guy Jeanpierre, Gia Van Nguyen
  • Rubber compositions containing a silica-formamide complex
    Patent number: 6274655
    Abstract: The present invention relates to rubber compositions containing an elastomer having olefinic unsaturation and a silica-formamide complex.
    Type: Grant
    Filed: November 23, 1999
    Date of Patent: August 14, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Lawson Gibson Wideman, Paul Harry Sandstrom, Adel Farhan Halasa
  • Polymeric resinous material derived from limonene, dicyclopentadiene and tertiary-butyl styrene
    Patent number: 6274685
    Abstract: The present application relates to polymeric resinous material comprising (1) from 15 to 39 weight percent units derived from limonene; (2) from 15 to 39 weight percent units derived from dicyclopentadiene; and (3) from 46 to 70 weight percent units derived from tertiary-butyl styrene; wherein the sum of the weight percent units derived from limonene and dicyclopentadiene range from 30 to 54 weight percent units of the resin.
    Type: Grant
    Filed: January 31, 2001
    Date of Patent: August 14, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Edward John Blok, Mark Leslie Kralevich, Jr., Lawson Gibson Wideman, Paul Harry Sandstrom, Joseph Miles Ruscak
  • Polymeric resinous material derived from limonene dicyclopentadiene indene and alpha-methyl styrene
    Patent number: 6265478
    Abstract: The present application relates to polymeric resinous material comprising (1) from 5 to 70 weight percent units derived from limonene; (2) from 5 to 70 weight percent units derived from dicyclopentadiene; (3) from 5 to 45 weight percent units derived from indene; and (4) from 5 to 45 weight percent units derived from alpha-methyl styrene; wherein the sum of the weight percent units derived from limonene and dicyclopentadiene range from 40 to 75 weight percent units of the resin and the sum of the weight percent units derived from indene and alpha-methyl styrene range from 25 to 60 weight percent units of the resin.
    Type: Grant
    Filed: August 18, 1999
    Date of Patent: July 24, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Mark Leslie Kralevich, Jr., Edward John Blok, Lawson Gibson Wideman, Paul Harry Sandstrom
  • Hose construction containing fluoroplastic terpolymers
    Patent number: 6261657
    Abstract: The present invention relates to a hose construction containing a fluoroplastic barrier and a hydrogenated acrylonitrile-butadiene rubber layer. The hose comprises (1) a rubber layer comprising (a) hydrogenated acrylonitrile-butadiene rubber; (b) from 2 to 15 phr of an organophosphonium salt; (c) from 5 to 30 phr of trioctyl trimellitate; and (d) from 5 to 30 phr of a dialkyl diether glutarate; (2) a barrier layer comprised of a terpolymer derived from tetrafluoroethylene, hexafluoropropylene and vinylidene fluoride, wherein the barrier layer is directly adhered to the rubber layer.
    Type: Grant
    Filed: April 26, 1999
    Date of Patent: July 17, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Carol Lynn Ainsworth, Brian Henry
  • Tires with high strength reinforcement
    Patent number: 6247514
    Abstract: A strip of tire ply stock is reinforced with steel cords wherein the steel cords are constructed of high strength wire filament having at least a tensile strength of −2000×D+4400 MPa where D is the filament diameter in mm. Tires are constructed with the ply stock in the belt and/or carcass.
    Type: Grant
    Filed: December 17, 1996
    Date of Patent: June 19, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Dong Kwang Kim, Amit Prakash
  • Polymeric dicyclopentadiene/limonene resin
    Patent number: 6245873
    Abstract: This invention relates to a novel class of polymeric resins which have a softening point ranging from about 50° C. to about 220° C. and a molecular weight ranging from about 500 to about 42,000. The resins consist essentially of the polymers which result from the polymerization reaction between dicyclopentadiene and limonene. The polymeric resins are particularly useful in improving traction of the rubber when used in tire treads.
    Type: Grant
    Filed: February 9, 1999
    Date of Patent: June 12, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Lawson Gibson Wideman, Thomas Joseph Segatta, Denise Jeannette Keith
  • Polymeric dimethyl- dicyclopentadiene/limonene resin
    Patent number: 6242550
    Abstract: This invention relates to a novel class of polymeric resins which have a softening point ranging from about 50° C. to about 220° C. and a molecular weight ranging from about 500 to about 42,000. The resins comprise the polymers which result from the polymerization reaction between dimethyl dicyclopentadiene and limonene. The polymeric resins are particularly useful in improving traction of the rubber when used in tire treads.
    Type: Grant
    Filed: May 7, 1999
    Date of Patent: June 5, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Mark Leslie Kralevich, Jr., Edward John Blok, Lawson Gibson Wideman, Paul Harry Sandstrom, Joseph Miles Ruscak
  • Method of improving the abrasion resistance of a rubber composition
    Patent number: 6239203
    Abstract: There is disclosed a method for improving the abrasion resistance of a cured rubber composition that is particularly suited for a tire tread compound comprising (a) dispersing from 1.0 phr to 30 phr of a C12-C36 alcohol and from 0.5 to 2.0 phr of sulfur throughout a dry isolated sulfur-vulcanizable rubber and (b) curing the rubber.
    Type: Grant
    Filed: September 4, 1997
    Date of Patent: May 29, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Paul Harry Sandstrom, Harold Allen Marsh
  • Rubber compositions containing borate compounds
    Patent number: 6229039
    Abstract: The present invention relates to rubber compositions containing borate compounds of the formula wherein R1 and R2 are independently selected from the group consisting of alkoxy radicals having from 1 to 8 carbon atoms; R3 is selected from the group consisting of alkylene groups having from 1 to 15 carbon atoms and arylene and alkyl substituted arylene groups having from 6 to 10 carbon atoms; X is selected from the group consisting of —SH, —SCN, and —NH2; and Y is selected from the group consisting of Sx and Sex where x is an integer of from 1 to 8.
    Type: Grant
    Filed: March 2, 2000
    Date of Patent: May 8, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Thierry Florent Edme Materne, Rene Jean Zimmer, Friedrich Visel, Uwe Ernst Frank
  • Polymeric resinous material derived from limonene, dimethyl-dicyclopentadiene, indene and vinyl toluene
    Patent number: 6228944
    Abstract: Pneumatic tire characterized by improved dry traction and durability having a tread comprised of a diene-based elastomer containing olefinic unsaturation and 1-80 phr of a polymeric resinous material comprising: (1) from 5 to 70 weight % units derived from limonene; (2) from 5 to 70% units derived from dimethyl-dicyclopentadiene; (3) from 5 to 45 weight % units derived from indene; and (4) from 5 to 45 weight % units derived from vinyl toluene, wherein the sum of the weight percent units derived from limonene and dimethyl-dicyclopentadiene range from 40 to 75 weight percent units of the resin, and the sum of weight percent units derived from indene and vinyl toluene range from 25 to 60 weight percent units of the resin.
    Type: Grant
    Filed: June 24, 1999
    Date of Patent: May 8, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Edward John Blok, Mark Leslie Kralevich, Jr., Lawson Gibson Wideman, Paul Harry Sandstrom
  • Pneumatic tire having an outer layer of veneer covering the sidewall
    Patent number: 6223796
    Abstract: A pneumatic tire having an outer-facing sidewall area extending from opposing edges of a belt reinforcing structure to corresponding tire beads, the improvement comprising an outer layer of veneer covering said sidewall in whole or in part and said veneer comprising (a) from 85 to 92 parts by weight of polyisoprene; (b) from 15 to 8 parts by weight of a styrene-butadiene rubber; and (c) from 5 to 20 phr of a high styrene resin.
    Type: Grant
    Filed: August 17, 1999
    Date of Patent: May 1, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Arthur Webster Magee, Teddy Ben Cowling