USPC Class Details

Description: 502 catalyst, solid sorbent, or support therefor: product or process of making / 502 catalyst, solid sorbent, or support therefor: product or process of making/(100) catalyst or precursor therefor (300) metal, metal oxide or metal hydroxide (305) of group vi (i.e., cr, mo, w or po) (313) and group viii metal containing (i.e., iron or platinum group) (316) iron containing

Hierarchy/Derived subclasses

502 / 100

-> 300

-> 305

-> 313

-> 316

uspto searches

Patent Apps in 502/316

Granted Patents in 502/316

Use the links above or do an advanced search in ppubs for:
(502/316.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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