David Nicholas EVANS

Follow

Person

Chester, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Stop for a rail
- Patent number 11,654,940
- Issue date May 23, 2023
- CASTREE PROJECTS LIMITED
- David Nicholas Evans
- B61 - RAILWAYS
Information Patent Grant
Trolley
- Patent number 11,059,498
- Issue date Jul 13, 2021
- CASTREE PROJECTS LIMITED
- David Nicholas Evans
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
RAIL COUPLING
- Publication number 20210310199
- Publication date Oct 7, 2021
- Castree Projects Limited
- David Nicholas EVANS
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
TROLLEY
- Publication number 20210309265
- Publication date Oct 7, 2021
- Castree Projects Limited
- David Nicholas EVANS
- B61 - RAILWAYS
Information Patent Application
STOP FOR A RAIL
- Publication number 20200255036
- Publication date Aug 13, 2020
- Castree Projects Limited
- David Nicholas EVANS
- B61 - RAILWAYS
Information Patent Application
Switch for a rail track
- Publication number 20200062284
- Publication date Feb 27, 2020
- Castree Projects Limited
- David Nicholas EVANS
- B61 - RAILWAYS
Information Patent Application
TROLLEY
- Publication number 20190375434
- Publication date Dec 12, 2019
- Castree Projects Limited
- David Nicholas EVANS
- B61 - RAILWAYS