Dendritic polymers having biphosphonic terminations,...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phosphorus-containing reactant

Reexamination Certificate

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C528S399000, C424SDIG016

Reexamination Certificate

active

07838625

ABSTRACT:
The invention relates to novel dendritic polymers having biphosphonic terminations, to derivatives thereof, to a method for preparing them and to their uses.

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Prevote, D. et al., “Phosphate-, Phosphite-, Ylide-, and Phosphonate-Terminated Dendrimers”, Journal of Organic Chemistry, vol. 62, No. 14, 1997, pp. 4834-4841, American Chemical Society, Columbus, OH, USA.
Launay et al., “Synthesis of bowl-shaped dendrimers from generation 1 to generation 8,”J. Organometallic Chemistry, 1997, pp. 51-58, vol. 529, Elsevier Science S.A.
Launay et al., A General Synthetic Strategy for Neutral Phosphorus-Containing Dendrimers, Angew. Chem. Int. Ed. Engl., 1994, vol. 33, pp. 1589-1592. VCH Verlogsgesellschaft mbH, Germany.

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