USPC Class Details

Description: 271 sheet feeding or delivering / 271 sheet feeding or delivering/(8.1) feeding (18) separators (109) rotary (117) separator adjustable or retractable relative to pack

Hierarchy/Derived subclasses

271 / 8.1-> 18-> 109-> 117-> 118

uspto searches

Patent Apps in 271/117

Granted Patents in 271/117

Use the links above or do an advanced search in ppubs for:
(271/117.ccls. or 271/118.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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