USPC 52/155
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Class 52 is an USPC technology category is for static structures including buildings, and subclass 155 is for those anchored to the ground.[1]
- 52/155 WITH PIERCING OR EXPANDING EARTH ANCHOR: Structure including anchoring means having a component which in use is held below ground and which holds another component usually extending above the earth"s surface, which means has (1) a feature for piercing the earth or (2) an anchor component which moves outwardly relative to the element held and thereby acts to prevent or retard movement of the latter relative to the earth.
References
- ↑ Class Definition for Class 52, Locks, section 155 at uspto.gov
- Patents in this category
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| Enclosing categories | USPC 52 |
|---|---|
| Subcategories | USPC 52/160 |
| Keywords | buildings, Ground structures |
| Start year | |
| End year |
