The list of patents for inventions and industrial designs protecting the development of LLC «TREK»
| Patent name | Act | Registration date | Validity |
|---|---|---|---|
| WIG (industrial model) | 73329 | 16.12.2009 | 10.10.2023 |
| WIG amphibian (industrial model) | 81190 | 16.03.2012 | 12.01.2026 |
| WIG катамаран (industrial model) | 74013 | 16.02.2010 | 19.12.2023 |
| Mechanization of the bearing surface of a vehicle on a dynamic air cushion | 2127203 | 06.03.1997 | 20 years |
| WIG, its takeoff and landing device and wing folding drive | 2099217 | 20.12.1997 | 20 years |
| Vehicle take-off and landing device and drainage device | 2114764 | 10.07.1998 | 20 years |
| WIG wing aerodynamic profile | 2118269 | 27.08.1998 | 20 years |
| Amphibious vehicle (industrial model) | 42944 | 21.09.1995 | 15 years |
| WIG (industrial model of second variant) | 44504 | 16.07.1998 | 15 years |
| WIG of an integrated aerohydrodynamic layout | 2629463 | 18.11.2016 | 18.11.2036 |
| WIG amphibian take-off and landing complex | 2644498 | 21.11.2016 | 21.11.2036 |
| WIG - vehicle carrier | 2658545 | 24.10.2017 | 24.10.2037 |
| Electromotive WIG | 2737406 | 20.11.2019 | 20.11.2039 |
* It should be noted that some patents have expired. But they continue to defend the development of products of «TREK» LLC, since no one can claim that the patents of other authors are used in the works, which could require payment or stopping production.
