USPC Class Details

Description: 435 chemistry: molecular biology and microbiology / 435 chemistry: molecular biology and microbiology/(183) enzyme (e.g., ligases (6. ), etc.), proenzyme; compositions thereof; process for preparing, activating, inhibiting, separating, or purifying enzymes (195) hydrolase (3. ) (212) acting on peptide bond (e.g., thromboplastin, leucine amino-peptidase, etc., (3.4)) (219) proteinase (220) derived from bacteria

Hierarchy/Derived subclasses

435 / 183

-> 195

-> 212

-> 3.4

-> 219

-> 220

-> 221

-> 222

uspto searches

Patent Apps in 435/220

Granted Patents in 435/220

Use the links above or do an advanced search in ppubs for:
(435/220.ccls. or 435/221.ccls. or 435/222.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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