US PATENT SUBCLASS 436 / 521
.~.~.~ Fixation or stabilization of red blood cells

Current as of: June, 1999
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436 /   HD   CHEMISTRY: ANALYTICAL AND IMMUNOLOGICAL TESTING

518  DF  INVOLVING AN INSOLUBLE CARRIER FOR IMMOBILIZING IMMUNOCHEMICALS {4}
519  DF  .~ Carrier is a biological cell or cell fragment {1}
520  DF  .~.~ Red blood cell {2}
521.~.~.~ Fixation or stabilization of red blood cells

DEFINITION

Classification: 436/521

Fixation or stabilization of red blood cells:

(under subclass 520) Subject matter which includes the chemical or physical treatment of the red blood cells to prevent deterioration.

(1) Note. This subclass includes cells treated with agents which act as both preservatives and bonding agents such as glutaraldehyde, formaldehyde cyanuric chloride, etc.