Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2005-07-22
2008-10-21
Choi, Ling-Siu (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C526S279000, C526S348100, C526S308000
Reexamination Certificate
active
07439315
ABSTRACT:
A copolymer film having a decreased dielectric constant which is produced by supplying at least two organic monomers as raw materials, forming a film of a copolymer comprising a backbone based on said at least two monomers on a surface of a substrate, and heating the copolymer film at a temperature higher than a temperature at which the copolymer film is formed.
REFERENCES:
patent: 6261974 (2001-07-01), Kawahara et al.
patent: 2004/0063883 (2004-04-01), Hayashi et al.
patent: 2000-12532 (2000-01-01), None
patent: 3190886 (2001-05-01), None
Ward et al., Solid Phase Processing of Polymers, Hanser Publishers, 2000.
Kawahara Jun
Kinoshita Keizo
Kunimi Nobutaka
Nakano Akinori
Birch & Stewart Kolasch & Birch, LLP
Choi Ling-Siu
NEC Corporation
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