USPC Class Details

Description: 242 winding, tensioning, or guiding / 242 winding, tensioning, or guiding/(324) unwinding and rewinding a machine convertible information carrier (e.g., magnetic tape or photographic film) (349) with particular drive (354) particular linear feeder (e.g., capstan or sprocket) (354.1) plural

Hierarchy/Derived subclasses

242 / 324

-> 349

-> 354

-> 354.1

uspto searches

Patent Apps in 242/354.1

Granted Patents in 242/354.1

Use the links above or do an advanced search in ppubs for:
(242/354.1.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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