Patent News.

Propylene/ethylene/a-olefin
terpolymer thermoplastic elastomer
vulcanizates
U.S. patent: 6,407,174
Issued: June 18, 2002
Inventor: Trazollah Ouhadi
Assigned: Advanced Elastomer Systems,
L.P

Keywords: Dynamic vulcanization
with a non-peroxide curing system.

Heavy duty pneumatic radial
tires with particular belt rubber
configuration
U.S. patent: 6,371,184
Issued: April 16, 2002
Inventor: Yoichi Okamoto
Assigned: Bridgestone

Tank liners and methods for
installing same
U.S. patent: 6,387,524
Issued: May 14, 2002
Inventor: James W. Finefrock
Assigned: Blair Rubber
Keywords: Tacky prior to cure, tie
gum layer, and halogenated, sulfonated
polyolefin, an epoxidized elastomer,
and methods of seaming composite
liners and applying composite
liners to substrates.

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Low adhesion semi-conductive
electrical shields
U.S. patent: 6,402,993
Issued: June 11,2002
Inventor: Mark R. Easter
Assigned: General Cable Technologies

[ILLUSTRATION OMITTED]

Ground recycled rubber and article
of manufacture, including tires,
having a component comprised
thereof
U.S. patent: 6,407,180
Issued: June 18, 2002
Inventors: Lawson Gibson Wideman,
Paul Harry Sandstrom and George
Frank Balogh
Assigned: Goodyear Tire & Rubber
Keywords: Recycled cured rubber
blended carbon black and tris (2-aminoethyl) amine.

Sealing ring and rim assembly for
use in retreading tires
U.S. patent: 6,406,282
Issued: June 18, 2002
Inventor: Darryl C. Presti
Assigned: Presti Rubber Products

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Silicone rubber composition
for keypads
U.S. patent: 6,407,159
Issued: June 18, 2002
Inventors: Seiichi Sugimoto and Takahiro
Sato
Assigned: Dow Corning Toray Silicone
Keywords: An organic peroxide or an
organohydrogenpolysiloxane curing
agent and a platinum catalyst.

Front tires and rear tires for
automobile or light truck
U.S. patent: 6,408,908
Issued: June 25, 2002
Inventors: Anthony Scarpitti, Michael
Kolowski, Frederick Miller, Donald
Gilliam and Keith Trares
Assigned: Goodyear Tire & Rubber
Keywords: Front steer position has
inclined at an angle [[theta].sub.F] of greater than
5[degrees]. The rear tire having an angle [[theta].sub.R]
of less than 5[degrees].

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Radial runflat passenger tire with
improved tread contour with
decoupling grooves
U.S. patent: 6,408,909
Issued: June 25, 2002
Inventor: Gia Van Nguyen
Assigned: Goodyear Tire & Rubber

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Elastomeric compositions
for damping
U.S. patent: 6,407,165
Issued: June 18, 2002
Inventors: Xiaorong Wang, Victor J.
Foltz, Michael W. Hayes and Peyman
Pakdel
Assigned: Bridgestone
Keywords: Increasing the damping
comprising an unsaturated damping
additive.

Studless pneumatic tire including
block-shaped island portions each
having sipes
U.S. patent: 6,408,911
Issued: June 25, 2002
Inventors: Chishiro Tanabe and Yuji
Yamaguchi
Assigned: Bridgestone

[ILLUSTRATION OMITTED]

Extruded monolithic foam earplug
U.S. patent: 6,408,981
Issued: June 25, 2002
Inventors: James C. Smith and Gary
L. Wood
Assigned: Saint-Gobain Performance
Plastics
Keywords: Extruded, elastomeric
thermoplastic cut at the die face having
convex end portions and a skin
extending over its entire outer surface.

[ILLUSTRATION OMITTED]

Rubber to metal bonding by silane
coupling agents
U.S. patent: 6,409,874
Issued: June 25, 2002
Inventors: Cornelis P.J. Van Der Aar
and Wim J. Van Ooij
Assigned: Vernay Laboratories and
University of Cincinnati
Keywords: A vinyltrialkoxysilane
with an alkoxylated substituted alkyl
silane in EtOH/[H.sub.2]O solution.

Process for producing natural rubber
for pressure-sensitive adhesive
and natural rubber-based pressure-sensitive
adhesive composition
U.S. patent: 6,410,606
Issued: June 25, 2002
Inventors: Tomohide Banba, Yoshihiro
Minamizaki, Isao Hirose and Toshiyuki
Umehara
Assigned: Nitto Denko
Keywords: Comprises decreasing a
molecular weight, adding peptizing
agent while dissolving in an organic
solvent.

Tire with tread of novel polymer
blend including styrene-rich
styrene/isoprene/butadiene
segmented terpolymer
U.S. patent: 6,410,624
Issued: June 25, 2002
Inventors: Neil Maly, Paul Sandstrom,
Wen-Liang Hsu and Adel
Halasa
Assigned: Goodyear Tire & Rubber
Keywords: Exhibits increased traction
and reduced rolling resistance.

Cured rubber and method of
treating cured rubber
U.S. patent: 6,410,641
Issued: June 25, 2002
Inventors: Shinichi Sato and
Masatoshi Arai
Assigned: Shin-Etsu Chemical
Keywords: Improving compression
set with a hydrolyzable aminosilane.

Pneumatic radial tires with
specified steel belts
U.S. patent: 6,412,534
Issued: July 2, 2002
Inventors: Yoshihide Kohno, Makoto
Tsuruta and Takahiro Kimura
Assigned: Bridgestone

System and method for enhanced
conditioning of well fluids
circulating in and around artificial
lift assemblies
U.S. patent: 6,412,563
Issued: July 2, 2002
Inventors: Albert David William St.
Clair, Robert Dempsey, Steven Tetzlaff
and David Olson
Assigned: Baker Hughes

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Metallic cord and pneumatic tire
U.S. patent: 6,415,593
Issued: July 2, 2002
Inventors: Shinichi Miyazaki, Kazumi
Yamazaki and Yasuo Sakai
Assigned: Sumitomo Rubber Industries
and Sumitomo Electric Industries