USPC Class Details

Description: D28 cosmetic products and toilet articles / d28 cosmetic products and toilet articles/(4) cosmetic product

Hierarchy/Derived subclasses

D28 / 4-> 5-> 1-> 6
 -> 7-> 2-> 8-> 13
 -> 8.1-> 8.2

uspto searches

Patent Apps in D28/4

Granted Patents in D28/4

Use the links above or do an advanced search in ppubs for:
(D28/4.ccls. or D28/5.ccls. or D28/1.ccls. or D28/6.ccls. or D28/7.ccls. or D28/2.ccls. or D28/8.ccls. or D28/13.ccls. or D28/8.1.ccls. or D28/8.2.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.
Display:

Back