• All sections
  • B - Performing operations; transporting
  • B66C - Cranes; load-engaging elements or devices for cranes, capstans, winches, or tackles
  • B66C 23/30 - Cranes comprising essentially a beam, boom or triangular structure acting as a cantilever and mounted for translatory or swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib cranes, derricks or tower cranes specially adapted for use in particular locations or for particular purposes constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail constructed to operate at successively higher levels with frameworks composed of telescopic elements

Patent holdings for IPC class B66C 23/30

Total number of patents in this class: 21

10-year publication summary

4
0
0
0
0
1
2
0
2
2
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Drill Rig Spares Pty Ltd
6
2
Hunan Sany Intelligent Control Equipment Co., Ltd.
341
2
National Oilwell Varco, L.P.
1604
2
Sany Heavy Industry Co., Ltd.
243
2
Alstom Renovables Espana, S.L.
42
1
Kobelco Cranes Co., Ltd.
40
1
Liebherr-Werk Biberach GmbH
193
1
Mitsui Engineering and Shipbuilding Co., Ltd
5
1
Otis Elevator Company
2677
1
Putzmeister Engineering GmbH
309
1
Structural Research, S.L.
1
1
HWS Concrete Towers S.L.
14
1
General Electric Renovables España, S.L.
416
1
Gokkule Makina Muhendislik Taahhut Arge Sanayi ve Ticaret Limited Sirketi
1
1
Leunamme Technology S.L.
5
1
Zhejiang Sany Equipment Co., Ltd
24
1
Skyrex AB
26
1
Other owners 0