USPC Class Details

Description: 435 chemistry: molecular biology and microbiology / 435 chemistry: molecular biology and microbiology/(41) micro-organism, tissue cell culture or enzyme using process to synthesize a desired chemical compound or composition (52) preparing compound containing a cyclopentanohydrophenanthrene nucleus; nor-, homo-, or d-ring lactone derivatives thereof (61) dehydrogenating; dehydroxylating

Hierarchy/Derived subclasses

435 / 41

-> 52

-> 61

-> 62

uspto searches

Patent Apps in 435/61

Granted Patents in 435/61

Use the links above or do an advanced search in ppubs for:
(435/61.ccls. or 435/62.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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