Patent News.

Tire having silica reinforced rubber
tread with outer cap containing
carbon black

U.S. patent: 6,044,882
Issued: April 4, 2000
Inventors: Michael Julian Crawford,
Donald George Vera and Douglas Blair
Dotts
Assigned: Goodyear Tire & Rubber

[ILLUSTRATION OMITTED]

Retractable anti-skid tread for dual
tire vehicles

U.S. patent: 6,044,883
Issued: April 4, 2000
Inventor: Paul C. Noyes

Electric insulator made from silicone
rubber for high-voltage applications,

U.S. patent: 6,051,796
Issued: April 18, 2000
Inventors: Martin Kuhl, Peter Besold
and Rene Mainardis
Assigned: Ceramtec AG Innovative
Ceramic Engineering
Keywords: Silicone robber, surrounds
the glass fiber rod

[ILLUSTRATION OMITTED]

Thin-walled natural rubber latex
material substantially free of sulfur
and nitrosamines

U.S. patent: 6,051,320
Issued: April 18, 2000
Inventors: Audra Noecker and Teon
Hau Ho
Assigned: Audra International

Rubber composition reinforced with
silica and with tread thereof

U.S. patent: 6,053,226
Issued: April 25, 2000
Inventor: Giorgio Agostini
Assigned: Goodyear Tire & Rubber
Keywords: Carbon black has a DBP
adsorption of 280 to 600 [cm.sup.3]/100 g,
and a BET of 550 to 1200 [m.sup.2]/g and is
coated

Inversion carbon blacks and method
for their manufacture

U.S. patent: 6,056,933
Issued: May, 2, 2000
Inventors: Conny Vogler, Karl Vogel,
Werner Niedermeier, Burkhard Freund
and Paul Messer
Assigned: Degussa-Huls AG
Keywords: tan [[Delta].sub.0]/tan [[Delta].sub.60] [is greater than]
2.76-6.7x[10.sup.-3]xCTAB, where the value of
tan [[Delta].sub.60] is always lower than the value
for ASTM carbon blacks with identical
CTAB surface area and 24M4-DBP
absorption

Anisotropic conductive adhesive and
method for preparation thereof and
an electric apparatus using said
adhesive

U.S. patent:6,039,896
Issued: March 21, 2000
Inventors: Tetsuya Miyamoto and
Masakazu Kawata
Assigned: Sumitomo Bakelite
Keywords: Comprises a radical polymerization
resin, an organic peroxide, a
thermoplastic elastomer and a phosphoric
ester

[ILLUSTRATION OMITTED]

Rail tie fastening assembly
U.S. patent: 6,045,052
Issued: April 4, 2000
Inventor: Viktor Besenschek
Assigned: AirBoss of America

[ILLUSTRATION OMITTED]

Elastomer, its preparation and use

U.S. patent: 6,056,976
Issued: May 2, 2000
Inventors: Tommi Markkula, Juha
Ala-Sorvari, Harri Jukarainen, Matti
Lehtinen and Jarkko Rughonen
Assigned: Leiras Oy
Keywords: Controlling the permeation
of a drug siloxane-based elastomer with
3,3,3-trifluoropropyl groups attached

Rubber composition lowered in heat
build-up

U.S. patent: 6,057,395
Issued: May 2, 2000
Inventor: Koichi Nishimura
Assigned: Nippon Zeon
Keywords: Crosslinkable elastomer, a
metal salt of an [Alpha],[Beta]-ethylenically
unsaturated carboxylic acid; magnesium
oxide, organic peroxide

Elastomeric keyboard incorporating
a novel interconnect and back-lighting
architecture

U.S. patent: 6,057,517
Issued: May 2, 2000
Inventor: Steven H. Meyer
Assigned: Texas Industrial Peripherals

Rubber composition for tire-tread
having high frictional force on ice
and pneumatic tire using same

U.S. patent: 6,058,994
Issued: May 9, 2000
Inventors: Naoya Amino, Yoichi
Yamaguchi and Masayoshi Daio
Assigned: Yokohama Rubber
Keywords: Thermoplastic resin hollow
particle capable of generating a gas to
form the hollow-type expanded particle

Pneumatic tire having sipes
including at least three tie-bars

U.S. patent: 6,050,313
Issued: April 18, 2000
Inventor: Satoshi Tsuda
Assigned: Sumitomo Rubber

[ILLUSTRATION OMITTED]

Pneumatic radial tire with full-width
band and axially spaced edge bands

U.S. patent: 6,058,996
Issued: May 9, 2000
Inventor: Toshiaki Suzuki
Assigned: Sumitomo Rubber

Process for converting tires to rubber
particles while removing inorganic
compounds from the tires

U.S. patent: 6,060,528
Issued: May 9, 2000
Inventor: David L. Wertz
Assigned: University of Southern Mississippi
Keywords: Nitric acid solution extraction

Air bag cover for passenger

U.S. patent: 6,060,551
Issued: May 9, 2000
Inventors: Hiroshi Ooyama and Tatsuo
Hamanaka
Assigned: Sumitomo Chemical
Keywords: Polypropylene, ethylene-[Alpha]-olefin-based
copolymer rubber, hydrogenated
aromatic vinyl-conjugated
diene compound block copolymer,
crosslinked thermoplastic elastomer

Rubber composition containing
modified poly-isobutylene rubber

U.S. patent: 6,060,552
Issued: May 9, 2000
Inventor: Hiroyuki Kaido
Assigned: Yokohama Rubber
Keywords: Modified polyisobutylene
rubber capable of reacting with a
silanol group

High strength polyester filamentary
yarn

U.S. patent: Re. 36,698
Issued: May 16, 2000
Inventors: Kyeoghyeon Kim, Hagmug
Kim, Seongjung Kim; Sangmin Lee
and Hongjo Kim

Assigned: Kolon Industries
Keywords: Polyethylene terepthalate,
fineness of 3-5 denier

Refrigerant conveying hose

U.S. patent: 6,062,269
Issued: May 16, 2000
Inventors: Hiroshi Tanaka, Yoshihiro
Ishii and Toshinori Ishii
Assigned: Kabushiki Kaisha Meiji
Gomu Kasei
Keywords: Inner tube a polyamide and
a urethane based elastomer, intermediate
layer from polypropylene (PP) and
isobutylene-isoprene rubber (IIR),
outer tube from a polypropylene (PP)
and an ethylene propylene diene
monomer rubber (EPDM)

Central mechanism for a tire
vulcanizer

U.S. patent: 6,062,837
Issued: May 16, 2000
Inventor: Hideki Fukuda
Assigned: Mitsubishi Jukogyo
Kabushiki Kaisha

Puncture sealing agent

U.S. patent: 6,063,837
Issued: May 16, 2000
Inventors: Kazuhiko Kawamura,
Tamisuke Kimura, Akihiko Hamada,
Yoshiaki Miyamoto and Maiko Okada
Assigned: Sumitomo Rubber
Keywords: Sealing an inner surface of
a tire, deproteinized rubber latex,
antifreeze, glycol

Heavy duty pneumatic tire with high
elongation steel belt cord

U.S. patent: 6,065,518
Issued: May 23, 2000
Inventors: Rie Miyawaki and Masatsugu
Kohno
Assigned: Sumitomo Rubber