Patent news.

High-transverse-curvature tire, in
particular for use in rear wheels of
motor-vehicles
U.S. patent: 6,311,747
Issued: November 6, 2001
Inventors: Giancarlo Armellin and
Peter Kronthaler
Assigned: Pirelli Coordinamento
Pneumatici S.p.A.

Tire for motor vehicle wheels
having a tread producing a low
rolling noise
U.S. patent: 6,311,748
Issued: November 6, 2001
Inventors: Maurizio Bolocchi and
Gianfranco Colombo
Assigned: Pirelli Coordinamento
Pneumatici S.p.A.

Emulsion rubber mixtures containing
hydrophobic-rendered oxide or
silicate type fillers and their use for
producing tires
U.S. patent: 6,313,211
Issued: November 6, 2001
Inventors: Thomas Scholl, Peter
Wendling and Jurgen Trimbach
Assigned: Bayer Aktiengesellschaft
Keywords: Water-repellent fillers
blended with rubber latices.

Rubbery heat resistant composition
U.S. patent: 6,313,223
Issued: November 6, 2001
Inventor: Michael Kenneth Stockdale
Assigned: Goodyear Tire & Rubber
Keywords: Properties similar to
hydrogenated nitrile rubber by blending
hydrogenated nitrile rubber with
butyl acrylate and other acrylates.

Tire with belt structure including a
pair of lateral bands
U.S. patent: 6,315,019
Issued: November 13, 2001
Inventors: Carlo Garlaschelli and
Gaetano Lo Presti
Assigned: Pirelli Pneumatici S.p.A.

[ILLUSTRATION OMITTED]

Tire with breaker ply extending
between bead regions
U.S. patent: 6,318,429
Issued: November 20, 2001
Inventors: Michael Raymond Corner
and David Robert Watkins
Assigned: Sumitomo Rubber Industries

[ILLUSTRATION OMITTED]

Pneumatic tire with specified steel
belt cord
U.S. patent: 6,321,810
Issued: November 27, 2001
Inventor: Kouzi Takahira
Assigned: Toyo Tire & Rubber

[ILLUSTRATION OMITTED]

Tire vulcanizer
U.S. patent: 6,322,342
Issued: November 27, 2001
Inventor: Hisashi Mitamura
Assigned: Kobe Steel

Catheter tip designs and method of
manufacture
U.S. patent: 6,322,586
Issued: November 27, 2001
Inventors: Lance A. Monroe, Andrew
D. Bicek, Joel Phillips, David Sogard
and Joel R. Munsinger
Assigned: SciMed Life Systems
Keywords: Catheter for delivering a
self-expanding stent.

[ILLUSTRATION OMITTED]

Driving point impedance head for
measurement of elastomeric
mechanical properties
U.S. patent: 6,324,915
Issued: December 4, 2001
Inventor: Gerald R. Potts
Assigned: Test Measurements Systems
Keywords: Reveals elastic and viscous
moduli response frequencies
from 0 Hz to 2,000 Hz.

[ILLUSTRATION OMITTED]

Quaternary ammonium salt vulcanization
accelerators for rubbers and
plastics
U.S. patent: 6,322,721
Issued: November 27, 2001
Inventory: Paul R. Yankner and Susan
Wright
Assigned: Technical Processing
Keywords: A choline compound of
trimethylbetahydroxyethyl ammonium
hydroxide, a betaine compound of
carboxymethyltrimethyl ammonium
hydroxide.

Bimodal rubbers and rubber modified
high impact monovinylidene
aromatic polymers produced therefrom
U.S. patent: 6,323,282
Issued: November 27, 2001
Inventors: Mehmet Demirors, David
Schrader and Jose Rego
Assigned: Dow Chemical

Method and apparatus for separating
elastomeric particulates and
fibers from a pulverized mixture
U.S. patent: 6,325,215
Issued: December 4, 2001
Inventor: William S. Anthony
Assigned: The United States of America
as represented by the Secretary of
Agriculture

Tire tread compound
U.S. patent: 6,326,424
Issued: December 4, 2001
Inventors: Olivier Louis, Adel Farhan
Halasa and Wen-Liang Hsu
Assigned: Goodyear Tire & Rubber
Keywords: High Tg IBR, silica and a
silica coupling agent.

Rubber containing a bismaleimide
and a bisbenzothiazolyldithio end
capped compound
U.S. patent: 6,326,438
Issued: December 4, 2001
Inventors: Richard Michael
D'Sidocky, Neil Arthur Maly and
Lawson Gibson Wideman
Assigned: Goodyear Tire & Rubber
Keywords: Provides for excellent vulcanization
and desirable reversion
resistant rubber.

Cure parameters in rubber
vulcanization
U.S. patent: 6,329,457
Issued: December 11, 2001
Inventors: Rabindra Nath Datta and
Martinus Gerhardus Johannes Hondeveld
Assigned: Akzo Nobel N.V.
Keywords: Anti-reversion coagent
useful for replacement of silane coupling
agents.

Coupled rubbery polymers
U.S. patent: 6,329,467
Issued: December 11, 2001
Inventors: Adel Farhan Halasa, Wen-Liang
Hsu, Charles John Pearson and
Yi Feng
Assigned: Goodyear Tire & Rubber
Keywords: Coupling rubber with a tin
halide and a silicon halide.

Tire testing apparatus and method
U.S. patent: 6,330,822
Issued: December 18, 2001
Inventors: Homer J. Hawk, Thomas
Setele and Craig Brookhart
Assigned: MTD Products

[ILLUSTRATION OMITTED]

Radial-ply tire with specified belt
structure
U.S. patent: 6,330,896
Issued: December 18, 2001
Inventors: Takashi Nakasai and
Junichi Ohashi
Assigned: Toyo Tire & Rubber

[ILLUSTRATION OMITTED]

Pneumatic tire containing a
vulcanization accelerator
U.S. patent: 6,330,897
Issued: December 18, 2001
Inventors: Shun Nakamura, Yuichi
Nishimaki and Eiji Yamanaka
Assigned: Bridgestone

[ILLUSTRATION OMITTED]

Method and apparatus for molding
and curing tires for vehicle wheels
U.S. patent: 6,332,999
Issued: December 25, 2001
Inventor: Renato Caretta
Assigned: Pirelli Pneumatici S.p.A.

Antiperspirant product with dibenzylidene
sorbitol and elastomer in
dimethicone
U.S. patent: 6,338,841
Issued: January 15, 2002
Inventors: Jairajh Mattai, Claudio
Ortiz, Eric Guenin and John Afflitto
Assigned: Colgate-Palmolive