TEMPE, Ariz., Nov. 17, 2011 /PRNewswire/ -- The United States Court of Appeals for the
Federal Circuit has upheld a July
2010 jury decision in the United States District Court for
the District of Arizona holding
that various DuPont Air Products NanoMaterials, L.L.C. (DA
NanoMaterials) tungsten Chemical Mechanical Planarization (CMP)
slurries do not infringe Cabot Microelectronic's patents.
This latest ruling further validates DA NanoMaterials'
decision to defend its novel technology and associated intellectual
property in tungsten polishing formulations and applications.
"We are extremely pleased with the ruling affirming
non-infringement of Cabot's CMP patents. There is strong
demand for a viable alternative tungsten CMP slurry, and we are
happy that the path is now clear for DA NanoMaterials to further
execute its growth strategy in this important market," said
Seng Wui Lim, chief executive
officer, DA NanoMaterials. "We believe our tungsten product
portfolio is truly differentiated and offers customers significant
performance benefits which meet the challenging demands of future
technology nodes. We have shown our ability to successfully
grow our business in the copper and barrier market through close
collaboration with customers and look forward to extending this
success into the tungsten segment."
Following the ruling, DA NanoMaterials will further invest in
infrastructure to support the market need for alternative tungsten
slurry solutions.
About DA NanoMaterials
Established in 2000, DA NanoMaterials L.L.C. is a 50:50 joint
venture between DuPont and Air Products. Headquartered in
Tempe, Ariz., with regional
headquarters in Hsinchu County Taiwan, the company operates
state-of-the-art applications and formulation laboratories in
Tempe, Ariz., and Taiwan. It manufactures products in
Asia, Europe and North
America to service the global semiconductor and wafer
polishing markets. DA NanoMaterials markets its CMP slurries
under the CoppeReady®, MicroPlanar®, Syton® and Mazin™ trademarks.
Additional information on the company can be obtained from
its website - www.nanoslurry.com.
About Air Products
Air Products (NYSE: APD) serves customers in industrial, energy,
technology and healthcare markets worldwide with a unique portfolio
of atmospheric gases, process and specialty gases, performance
materials, and equipment and services. Founded in 1940, Air
Products has built leading positions in key growth markets such as
semiconductor materials, refinery hydrogen, home healthcare
services, natural gas liquefaction, and advanced coatings and
adhesives. The company is recognized for its innovative
culture, operational excellence and commitment to safety and the
environment. In fiscal 2011, Air Products had revenues of
$10.1 billion, operations in over 40
countries, and 18,900 employees around the globe. For more
information, visit www.airproducts.com.
About DuPont
DuPont (NYSE: DD) has been bringing world-class science and
engineering to the global marketplace in the form of innovative
products, materials, and services since 1802. The company
believes that by collaborating with customers, governments, NGOs,
and thought leaders we can help find solutions to such global
challenges as providing enough healthy food for people everywhere,
decreasing dependence on fossil fuels, and protecting life and the
environment. For additional information about DuPont and its
commitment to inclusive innovation, please visit
http://www.dupont.com.
CoppeReady®, MicroPlanar®, Syton® and Mazin™ are trademarks or
registered trademarks of DA NanoMaterials.
SOURCE DA NanoMaterials