USPC Class Details

Description: 526 synthetic resins or natural rubbers -- part of the class 520 series / 526 synthetic resins or natural rubbers -- part of the class 520 series/() synthetic resins (class 520, subclass 1) (67) removing and recycling removed material from an ongoing polymerization zone to a polymerization zone

Hierarchy/Derived subclasses

526 / 67-> 68
 -> 69
 -> 70

uspto searches

Patent Apps in 526/67

Granted Patents in 526/67

Use the links above or do an advanced search in ppubs for:
(526/67.ccls. or 526/68.ccls. or 526/69.ccls. or 526/70.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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