USPC Class Details

Description: 81 tools / 81 tools/(300) tool jaw(s) positioned by relatively movable plural handles (e.g., pliers) (342) jaw-actuating means (handle-manipulation conversion)

Hierarchy/Derived subclasses

81 / 300-> s-> 342-> 343-> 344
   -> 345 
   -> 346 
   -> 347-> 348-> 349
     -> 350-> 351
    -> 352-> 353
     -> 354
   -> 355-> 356-> 357
    -> 358
    -> 359-> 360
    -> 361
    -> 362-> 363
   -> 364-> 365
    -> 366
   -> 367-> 368-> 369-> 370-> 371
    -> 372
    -> 373
    -> 374
    -> 375
    -> 376
    -> 377-> 378-> 379-> 380
   -> 381-> 382
    -> 383
   -> 383.5
   -> 384

uspto searches

Patent Apps in 81/342

Granted Patents in 81/342

Use the links above or do an advanced search in ppubs for:
(81/342.ccls. or 81/343.ccls. or 81/344.ccls. or 81/345.ccls. or 81/346.ccls. or 81/347.ccls. or 81/348.ccls. or 81/349.ccls. or 81/350.ccls. or 81/351.ccls. or 81/352.ccls. or 81/353.ccls. or 81/354.ccls. or 81/355.ccls. or 81/356.ccls. or 81/357.ccls. or 81/358.ccls. or 81/359.ccls. or 81/360.ccls. or 81/361.ccls. or 81/362.ccls. or 81/363.ccls. or 81/364.ccls. or 81/365.ccls. or 81/366.ccls. or 81/367.ccls. or 81/368.ccls. or 81/369.ccls. or 81/370.ccls. or 81/371.ccls. or 81/372.ccls. or 81/373.ccls. or 81/374.ccls. or 81/375.ccls. or 81/376.ccls. or 81/377.ccls. or 81/378.ccls. or 81/379.ccls. or 81/380.ccls. or 81/381.ccls. or 81/382.ccls. or 81/383.ccls. or 81/383.5.ccls. or 81/384.ccls.)

At about 35 search terms the uspto will give you this error "Too many search terms" The 35th term is bold.

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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