trademarks were found for owners matching the name Langson Energy, Inc.| # | Class | status | |
|---|---|---|---|
| 1 |
S:85583434
M:TOTAL FLOW GENERATOR O:Langson Energy, Inc |
7 | Dead |
| 2 |
S:85583466
M:GAS LETDOWN GENERATOR O:Langson Energy, Inc |
7 | Dead |
| 3 |
S:85583489
M:TOTAL FLOW GAS LETDOWN GENERATOR O:Langson Energy, Inc |
7 | Dead |
| 4 |
S:85583518
M:PRESSURE TO POWER O:Langson Energy, Inc |
7 | Dead |
| 5 |
S:85583544
M:GAS PRESSURE TO GREEN ENERGY O:Langson Energy, Inc |
7 | Dead |
