LIFENGAS Trademark
LIFENGAS is a USPTO trademark filed by Shanghai Lianfeng Gas Co., Ltd.. Status: Pending.
Trademark Facts
| Mark | LIFENGAS |
|---|---|
| Serial Number | 99393672 |
| Status | Pending |
| Filing Date | 2025-09-15 |
| Mark Type | Word |
| Nice Classes | 007 (Machinery) |
| Owner | Shanghai Lianfeng Gas Co., Ltd. |
| Attorney of Record | Clement Cheng |
| Prosecution Events | 10 |
| Latest Event | CRFA on 2026-05-07 |
Goods & Services
Class 007: Gas separation equipment, namely, gas separators; Electrolytic gas machine, namely, machines for manufacturing gases using electrolysis; Oxygen and nitrogen production equipment, namely, machines for manufacturing oxygen and nitrogen; Rare gas extraction equipment, namely, extraction machines for rare gas; Gas liquefaction equipment, namely, machines for liquefaction of gas; Carbon dioxide production equipment, namely, machines for manufacturing carbon dioxide; Hydrogen and oxygen equipment from electrolyzed water, namely, electrolysis machines for generating hydrogen and oxygen; Sulfuric acid manufacturing equipment; Soda ash manufacturing equipment; Petrochemical equipment, namely, industrial chemical reactors for petrochemicals
Recent Prosecution Activity
| Date | Document | Type |
|---|---|---|
| 2026-02-20 | Notice of Non-Final Office Action | NFO |
| 2026-02-20 | XSearch Search Summary | XSS |
| 2026-02-20 | Non-Final Action | NFIN |
| 2026-02-09 | Public Note | PNR |
| 2025-09-15 | Application | APP |
USPTO Refusals on Record
- indefinite_identification