USPC Class Details

Description: 71 chemistry: fertilizers / 71 chemistry: fertilizers/(1) processes and products (64.01) forms or conditioning (64.03) granulating

Hierarchy/Derived subclasses

71 / 1-> 64.01-> 64.03-> 64.04
   -> 64.05
   -> 64.06

uspto searches

Patent Apps in 71/64.03

Granted Patents in 71/64.03

Advanced search in patft or appft for the hierarchy would be:
(ccl/71/64.03 or ccl/71/64.04 or ccl/71/64.05 or ccl/71/64.06)

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