US PATENT SUBCLASS 435 / 34
.~.~ Determining presence or kind of micro-organism; use of selective 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}
34.~.~ Determining presence or kind of micro-organism; use of selective media {5}
35  DF  .~.~.~> Using radioactive material
36  DF  .~.~.~> Streptococcus; staphylococcus
37  DF  .~.~.~> Nitrate to nitrite reducing bacteria
38  DF  .~.~.~> Enterobacteria
39  DF  .~.~.~> Quantitative determination {1}

DEFINITION

Classification: 435/34

Determining presence or kind of microorganism; use of selective media:

(under subclass 29) Subject matter where the presence of or identity of a microorganism is determined.

(1) Note. Included herein are test media that contains chemicals which change or remain unchanged in color or other physical appearance due to the action of or the absence of action of the microorganisms on the test media.

(2) Note. This subclass includes but is not restricted to testing of biological samples.

(3) Note. Test media includes culture media plus a chromosphere.

(4) Note. This subclass includes determining the metabolic character of a microorganism, i.e., the production or consumption of a particular metabolite.

SEE OR SEARCH THIS CLASS, SUBCLASS:

32, and 33, for similar process used to test for antimicrobial sensitivity.