Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus acids or salts thereof
Reexamination Certificate
2007-05-03
2008-09-02
Keys, Rosalynd (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Phosphorus acids or salts thereof
C562S020000
Reexamination Certificate
active
07420081
ABSTRACT:
Described herein are methods for producing phosphonic compounds and compounds thereof.
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Patent abstract of Japan and machine generated English translation of JP 05-086081, published Jun. 4, 1993.
G. Ohms, G. Grobman, B. Schwab, H. Schieffer,Synthesis and 31P and 13C NMR Studies of Pyrophosphonic Acids, Phosphorus, Sulfur,and Silicon, 1992, pp. 78-89,vol. 68, Gordon and Breach Sciences Publishers S.A., United Kingdom.
Gardner Groff Greenwald & Villanueva P.C.
Keys Rosalynd
Unichem Technologies, Inc.
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