USPC Class Details

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 (57) means for placing solid treating material in body (59) means for ejecting solid from holder

Hierarchy/Derived subclasses

604 / 19-> 48-> 57-> 59-> 60-> 61
     -> 62
     -> 63
     -> 64

uspto searches

Patent Apps in 604/59

Granted Patents in 604/59

Use the links above or do an advanced search in ppubs for:
(604/59.ccls. or 604/60.ccls. or 604/61.ccls. or 604/62.ccls. or 604/63.ccls. or 604/64.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.
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