- All sections
- E - Fixed constructions
- E01C - Construction of, or surfaces for, roads, sports grounds, or the like; machines or auxiliary tools for construction or repair
- E01C 3/00 - Foundations for pavings
Patent holdings for IPC class E01C 3/00
Total number of patents in this class: 251
10-year publication summary
21
|
20
|
27
|
16
|
22
|
33
|
14
|
21
|
21
|
8
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Permavoid Limited | 33 |
16 |
Earthstone International LLC | 19 |
8 |
Strata Innovations Pty Limited | 41 |
8 |
Geotech Technologies Ltd. | 21 |
7 |
Deeproot Green Infrastructure, LLC | 33 |
6 |
Saltex Oy | 15 |
6 |
Synprodo B.V. | 9 |
6 |
Brock USA, LLC | 55 |
5 |
Jsp International LLC | 9 |
5 |
Safe Play LLC | 10 |
5 |
Institute of Geology and Geophysics, Chinese Academy of Sciences | 276 |
4 |
Prince Mohammad Bin Fahd University | 77 |
4 |
Airfield Systems, L.L.C. | 9 |
3 |
PURUS PLASTICS GmbH | 31 |
3 |
Taiheiyo Cement Corporation | 237 |
3 |
Tensar Technologies Limited | 27 |
3 |
The University of Tokyo | 3903 |
3 |
Elmich Pte Ltd | 27 |
3 |
ROCKWOOL International A/S | 323 |
3 |
Playsafer Surfacing LLC a division of Rubberecycle | 7 |
3 |
Other owners | 147 |