US PATENT SUBCLASS 524 / 916
HYDROGEL COMPOSITIONS


Current as of: June, 1999
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524 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

916HYDROGEL COMPOSITIONS


DEFINITION

Classification: 524/916

HYDROGEL COMPOSITIONS:

Subject matter involving hydrogel compositions.

SEE OR SEARCH CLASS

516, Colloid Systems and Wetting Agents; Subcombinations Thereof; Processes of Making, Stabilizing, Breaking, or Inhibiting,

98+, for colloid systems of continuous or semicontinuous solid phase with discontinuous liquid phase (gels, pastes, flocs, coagulates) or agents for such systems or making or stabilizing such systems or agents, when generically claimed or when there is no hierarchically superior provision in the USPC for the specifically claimed art.