USPC Class Details

Description: 52 static structures (e.g., buildings) / 52 static structures (e.g., buildings)/(80.1) compound curve structure (81.1) geodesic shape (81.2) having an underlying grid frame

Hierarchy/Derived subclasses

52 / 80.1-> 81.1-> 81.2-> 81.3

uspto searches

Patent Apps in 52/81.2

Granted Patents in 52/81.2

Use the links above or do an advanced search in ppubs for:
(52/81.2.ccls. or 52/81.3.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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