WO2004033079-A2  DATABASE CAPLUS AMERICAN CHEMICAL SOCIETY; XP002270164 gefunden im STN Database accession no. 2002:378564 -& JP 2002 146014 A (TOYOBO CO LTD) 22. Mai 2002 (2002-05-22);  Y. SAKAGUCHI ET AL: POLYMERIC MATERIALS SCIENCE AND ENGINEERING, Bd. 84, 2001, Seiten 899-900, XP000109139;  DATABASE CAPLUS AMERICAN CHEMICAL SOCIETY; XP002270471 gefunden im STN Database accession no. 2003:56631 -& JP 2003 022709 A (TOYOBO CO LTD) 24. Januar 2003 (2003-01-24)US7736778-B2  Innophos, "Polyphosphoric Acid Assay" http://www.innophos.com/brochures/Plphshrccdss/page1.asp.;  Machine Translation of JP 2002-146016 A, relied upon within the action.;  Database Caplus, American Chemical Society: XP002270164 retrieved from STN Database accession No. 2002:378564, Abstract of JP 2002 146014 A (Toyobo Co. Ltd.); May 22, 2002.;  Database Caplus, American Chemical Society: XP002270471 retrieved from STN Database accession No. 2003:56631, Abstract of JP 2003 022709 A (Toyobo Co. Ltd.); Jan. 24, 2003.;  Polymeric Materials Science and Engineering, Y. Sakaguchi et al., vol. 84, 2001, p. 899-900.;  Y. Sakaguchi, et al., "Preparation and Properties of Sulfonated or Phosphonated Polybenzimidazoles and Polybenzoxazoles," Am. Chem. Soc., Polymeric Materials Science and Engineering, 84: 899-900 (2001).;  Spry, R. J., et al. Anisotropic Ionic Conductivity of Lithium-Doped Sulfonated PBI, J. Of Polymer Sci.: Part B: Polymer Physics, 35: 2925-2933 (1997).;  Osaheni, J. A. and Jenekhe, S. A., "Synthesis and Processing of Heterocyclic Polymers as Electronic, Optoelectronic, and Nonlinear Optical Materials. 4. New Conjugated Rigid-Rod Poly(benzobis(imidazole))s," Macromolecules 28:1172-1179 (1995).WO2004033079-A3  DATABASE CAPLUS AMERICAN CHEMICAL SOCIETY; XP002270164 gefunden im STN Database accession no. 2002:378564 -& JP 2002 146014 A (TOYOBO CO LTD) 22. Mai 2002 (2002-05-22);  Y. SAKAGUCHI ET AL: POLYMERIC MATERIALS SCIENCE AND ENGINEERING, Bd. 84, 2001, Seiten 899-900, XP000109139;  DATABASE CAPLUS AMERICAN CHEMICAL SOCIETY; XP002270471 gefunden im STN Database accession no. 2003:56631 -& JP 2003 022709 A (TOYOBO CO LTD) 24. Januar 2003 (2003-01-24);  DATABASE CAPLUS AMERICAN CHEMICAL SOCIETY; XP002270164, retrieved from STN Database accession no. 2002:378564;  Y. SAKAGUCHI ET AL, POLYMERIC MATERIALS SCIENCE AND ENGINEERING, vol. 84, 2001, pages 899 - 900, XP000109139;  DATABASE CAPLUS AMERICAN CHEMICAL SOCIETY; XP002270471, retrieved from STN Database accession no. 2003:56631