USPC Class Details

Description: 430 radiation imagery chemistry: process, composition, or product thereof / 430 radiation imagery chemistry: process, composition, or product thereof/(31) electric or magnetic imagery, e.g., xerography, electrography, magnetography, etc., process, composition, or product (42.1) to produce color reproduction (i.e., two or more colors specified) (45.1) process with identified developing composition or identified developing step (e.g., toner binder, softening point, reversal developing, etc.) (45.5) developing composition having subtractive colorant (i.e., cyan, magenta, or yellow) (45.54) identified shape (e.g., sphere-shaped toner, toner shape factor, etc.)

Hierarchy/Derived subclasses

430 / 31-> 42.1-> 45.1-> 45.5-> 45.54

uspto searches

Patent Apps in 430/45.54

Granted Patents in 430/45.54

Use the links above or do an advanced search in ppubs for:
(430/45.54.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