US PATENT SUBCLASS 435 / 33
.~.~.~ Using multifield media

Current as of: June, 1999
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435 /   HD   CHEMISTRY: MOLECULAR BIOLOGY AND MICROBIOLOGY

4  DF  MEASURING OR TESTING PROCESS INVOLVING ENZYMES OR MICRO-ORGANISMS; COMPOSITION OR TEST STRIP THEREFORE; PROCESSES OF FORMING SUCH COMPOSITION OR TEST STRIP {15}
29  DF  .~ Involving viable micro-organism {4}
32  DF  .~.~ Testing for antimicrobial activity of a material {1}
33.~.~.~ Using multifield media

DEFINITION

Classification: 435/33

Using multifield media:

(under subclass 32) Subject matter where the test field contains more than one zone or area.

(1) Note. Zones or areas can contain different concentrations of the same antibiotic or different antibiotics and are generally separated by an identifiable boundary.

(2) Note. Media as used in this subclass includes culture media which sustains growth and medias which kill or inhibit certain microorganisms.