| Mark Text | Image | Register | NICE classifications | Registration Date | Expiry Date | ||
|---|---|---|---|---|---|---|---|
| GS-HYDRO |
|
United States Patent and Trademark Office | 6, 37 | 2012-01-17 | details | ||
| GS-Hydro |
|
World Intellectual Property Organisation | 6, 37 | 2010-12-01 | 2020-12-01 | details | |
| GS-HYDRO |
|
United States Patent and Trademark Office | 6, 37 | 2010-02-16 | 2021-02-26 | details | |
| GS-Hydro |
|
World Intellectual Property Organisation | 6, 37 | 2008-10-09 | 2028-10-09 | details | |
| GS-HYDRO |
|
United States Patent and Trademark Office | 6, 37 | 2006-12-05 | 2013-07-12 | historic | details |
