Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Reexamination Certificate
2011-07-26
2011-07-26
Bernshteyn, Michael M (Department: 1762)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
C526S318000, C526S319000
Reexamination Certificate
active
07985796
ABSTRACT:
This invention relates a copolymer (D) containing (A) methacrylic polymer units each having, at an end thereof, at least one group represented by the below-described formula (1) and (B) units of an aromatic vinyl monomer, wherein a weight ratio (A:B) of the units (A) to the units (B) is A:B=5 to 95:95 to 5; and its use. The present invention can provide inter alia a copolymer useful as a pigment dispersant or the like capable of affording pigment dispersions useful for inkjet inks, colors for color filters, and other applications.
REFERENCES:
patent: 5399294 (1995-03-01), Quednau
patent: 5693717 (1997-12-01), Pfirmann et al.
patent: 6465595 (2002-10-01), Takizawa et al.
patent: 6710127 (2004-03-01), Haubennestel et al.
patent: 2002/0143087 (2002-10-01), Haubennestel et al.
patent: 2004/0171732 (2004-09-01), Matsuzaki et al.
patent: 2007/0287769 (2007-12-01), Nishiwaki et al.
patent: 195 24 053 (1997-01-01), None
patent: 0 311 157 (1989-04-01), None
patent: 0 464 454 (1992-01-01), None
patent: 1 167 478 (2002-01-01), None
patent: 1 193 299 (2002-04-01), None
patent: 1 555 274 (2005-07-01), None
patent: 55-035321 (1980-03-01), None
patent: 1-164429 (1989-06-01), None
patent: 2-501486 (1990-05-01), None
patent: 4-053802 (1992-02-01), None
patent: 4-210220 (1992-07-01), None
patent: 11-197485 (1999-07-01), None
patent: 2002-194037 (2002-07-01), None
patent: 2004-018598 (2004-01-01), None
patent: 2007-332179 (2007-12-01), None
patent: 2008-056786 (2008-03-01), None
patent: 10-0404482 (2003-11-01), None
patent: WO 88/04304 (1988-06-01), None
European Patent Office, Supplementary European Search Report for European Patent Application No. EP 08 72 0760, Jul. 20, 2010, European Patent Office, Munich, Germany.
Murakami Yoshikazu
Sakai Naoyuki
Shimanaka Hiroyuki
Tsuchida Shinya
Bernshteyn Michael M
Chapman and Cutler LLP
Dainichiseika Color & Chemicals Mfg. Co. Ltd.
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