Description: 604 surgery / 604 surgery/(19) means for introducing or removing material from body for therapeutic purposes (e.g., medicating, irrigating, aspirating, etc.) (48) treating material introduced into or removed from body orifice, or inserted or removed subcutaneously other than by diffusing through skin (93.01) material introduced or removed through conduit, holder, or implantable reservoir inserted in body (131) treating material forced into or out of body by self-acting fluid pressure, motor-driven, or mechanical energy storing means (e.g., pressure infusion or aspiration, etc.) (140) material impelled by pressurized charge of gas or vacuum (146) pressurizing gas or vacuum charge produced by mechanical actuator (e.g., air pump, etc.) associated with injector
Hierarchy/Derived subclasses
uspto searches
Patent Apps in 604/146
Granted Patents in 604/146
Use the links above or do an advanced search in
ppubs for:
(604/146.ccls.)
This will show what classes derive from the input. Ex: entering 43/42.24 shows the derived classes and the search that can be used to find
patents or patent applications in those subclasses.