USPC Class Details

Description: 19 textiles: fiber preparation / 19 textiles: fiber preparation/(65r) working (236) drafting (258) roll type (266) pressure-applying devices (273) applied through stirrup and saddle (274) including fulcrumed lever linking stirrup and pressure means (275) gravity pressure applying means

Hierarchy/Derived subclasses

19 / 65r

-> 236

-> 258

-> 266

-> 273

-> 274

-> 275

-> 276

uspto searches

Patent Apps in 19/275

Granted Patents in 19/275

Use the links above or do an advanced search in ppubs for:
(19/275.ccls. or 19/276.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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