Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From sulfur-containing reactant
Reexamination Certificate
2005-02-08
2005-02-08
Truong, Duc (Department: 1711)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From sulfur-containing reactant
C528S049000, C528S073000, C528S074000, C528S425000
Reexamination Certificate
active
06852831
ABSTRACT:
The present invention relates to alkylenedioxythiophenes of the formula I having urethane-containing side groups:to their preparation and to their oligo- and polymeric derivatives (oligo- and poly(alkylenedioxythiophene)s).
REFERENCES:
patent: 5111327 (1992-05-01), Blohm et al.
Adv.Mater. (month unavailable) 2000, 12, No. 7, pp. 481-494, Poly(3,4-ethylenedioxythiophene) and Its Derivatives: Past, Present, and Future** By L. “Bert” Groenendaal,* Friedrich Jonas, Dieter Freitag, Harald Pielartzik, and John R. Reynolds.
Adv. Mater. (month unavailable) 1999, 11, No. 16, pp. 1379-1382, Enhanced Contrast Ratios and Rapid Switching in Electrochromics Based on Poly(3,4-propylenedioxythiophene) Derivatives** By Dean M. Welsh, Anil Kumar, E.W. Meijer, and John R. Reynolds*.
Polym. Prepr. (Am. Chem Soc., Div. Polym. Chem.) 38(2), (month unavailable) (1997), pp. 320 “Easily Functionalized 3,4-Ethylenedioxythiophene” by Dean M. Walsh et al.
Kros, A et al, “Poly(3,4-ethylenedioxythiophene)-based copolymers for biosensor applications” Jounral of Polymer Science: Part A: Polymers Chemistry, Wiley Periodicals, Inc., Bd. 40, Nr. 6, Mar. 15, 2002, Seiten 738-747, XP002244145 *Seiten* 739, Spalte 2, Abstratz 2—Seite 740, Spalte 1, Absatz 3 * 8 Seite 741; Abbildung 1 *.
Schottlan, P., et al.: “Synthesis and Polymerization of New Monomers Derived from 3,4-Ethylenedioxythiophene” Journal De Chimie Physique, Societe De Chimie Physique, Paris, FR, Bd. 95, Nr. 6, 1998, Seiten 1258-1261 XP001013494 ISSN: 0021-7689 *Seite 1259*, Absatz 2* *Seite 1260; Abbildung 1* *Seite 1260, Absatz 2*.
Stephan O et al: “New Cation-Exchange Material Based on a Sulfonated 3,4-Ethylenedioxythiphene Monomer” Journal de Chimie Physique, Societe de Chimie Physique, Paris, FR, Bd. 95, Nr. 6, 1998, Seiten 1168-1171, XP000995727 ISSN: 0021-7689 *Seite 1169, Absatz 1* * Setien 1170, Abbildung 1*.
Kros A et al: “Poly(3,4-ethylenedioxythiophene)-based copolymers for biosensor applications” Journal of Polymer Science: Part A; Polymer Chemistry, Wiley Periodicals, Inc., Bd. 40, Nr. 6, Mar. 15, 2002, Seiten 738-747, XPOO2244145 Seite 739, Spalte 2, Absatz 2-Seite 740, Spalte 1, Absatz 3 * Seite 741; Abbildung 1*.
Schottland P et al: “Synthesis and Polymerization of New Monomers Derived From 3,4-Ethylenedioxythiophene” Journal de Chimie Physique, Societe de Chimie Physique, Paris, FR, Bd. 95, Nr. 6, 1998, Seiten 1258-1261, XPOO1013494 ISSN: 0021-7689 Seite 1259, Absatz 2 Seite 1260; Abbildung 1 * Seite 1260, Aabsatz 2*.
Akorli Godfried R.
Bayer Aktiengesellschaft
Eyl Diderico van
Truong Duc
LandOfFree
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