US PATENT SUBCLASS 604 / 520
.~.~.~.~ Requiring puncture of medicant package

Current as of: June, 1999
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604 /   HD   SURGERY

19  DF  MEANS FOR INTRODUCING OR REMOVING MATERIAL FROM BODY FOR THERAPEUTIC PURPOSES (E.G., MEDICATING, IRRIGATING, ASPIRATING, ETC.) {7}
48  DF  .~ Treating material introduced into or removed from body orifice, or inserted or removed subcutaneously other than by diffusing through skin {9}
500  DF  .~.~ Method {8}
518  DF  .~.~.~ Liquid therapeutic material administered with solid or second liquid {2}
520.~.~.~.~ Requiring puncture of medicant package

DEFINITION

Classification: 604/520

Requiring puncture of medicant package:

(under subclass 518) Subject matter for a process to place the medication into a rupturable unit, which must be broken to deliver medication to a patient.

(1) Note. Subject matter disclosing sterilization of the needle is not appropriate subject matter for this subclass.

(2) Note. A patent disclosing an isolated rupturable unit

to fill a syringe with but not the puncturing delivery system (i.e., syringe) is appropriate subject matter for this subclass.