CPC B64C2700/6243
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CPC B64C2700/6243 was a CPC technology category for control systems for airplanes.[1]
This category was deleted in or before May 2017.[2] The likely reclassifications for patents in this category was not clear. The immediately enclosing superset of this category had been: CPC B64C 2700/6232.[1]
Subtypes of this class included:[1]
- CPC B64C 2700/625 . . . . . Control by jet flaps
References
- ↑ 1.0 1.1 1.2 Cooperative Patent Classification B64C: Aeroplanes; Helicopters at uspto.gov -- This USED TO list this category and its sub- and super-classes
- ↑ EPO & USPTO. CPC NOTICE OF CHANGES 421. May 1, 2017. PROJECT RP0348
| Enclosing categories | CPC B64C2700/6232 |
|---|---|
| Subcategories | CPC B64C2700/625 |
| Keywords | CPC B64C9/00, control systems |
| Start year | |
| End year |
