LIFENGAS Trademark
Trademark Overview
On Monday, September 15, 2025, a trademark application was filed for LIFENGAS with the United States Patent and Trademark Office. The USPTO has given the LIFENGAS trademark a serial number of 99393672. The federal status of this trademark filing is PUBLISHED FOR OPPOSITION as of Tuesday, June 16, 2026. This trademark is owned by Shanghai Lianfeng Gas Co., Ltd.. The LIFENGAS trademark is filed in the Machinery Products category with the following description:
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
General Information
| Serial Number | 99393672 |
| Word Mark | LIFENGAS |
| Filing Date | Monday, September 15, 2025 |
| Status | 686 - PUBLISHED FOR OPPOSITION |
| Status Date | Tuesday, June 16, 2026 |
| Registration Number | 0000000 |
| Registration Date | NOT AVAILABLE |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, June 16, 2026 |
Trademark Statements
| Pseudo Mark | LIFE AND GAS |
| Goods and Services | 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 |
Classification Information
| International Class | 007 - Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs. |
| US Class Codes | 013, 019, 021, 023, 024, 031, 034, 035 |
| Class Status Code | 6 - Active |
| Class Status Date | Monday, September 15, 2025 |
| Primary Code | 007 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
Trademark Owner History
| Party Name | Shanghai Lianfeng Gas Co., Ltd. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 99 - Other |
| Address | Shanghai 201802
CN |
| Party Name | Shanghai Lianfeng Gas Co., Ltd. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 99 - Other |
| Address | Shanghai 201802
CN |
Trademark Events
| Event Date | Event Description |
| Monday, September 15, 2025 | NEW APPLICATION ENTERED |
| Monday, September 15, 2025 | APPLICATION FILING RECEIPT MAILED |
| Friday, February 6, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Monday, February 9, 2026 | ASSIGNED TO EXAMINER |
| Friday, February 20, 2026 | NON-FINAL ACTION WRITTEN |
| Friday, February 20, 2026 | NON-FINAL ACTION E-MAILED |
| Friday, February 20, 2026 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Thursday, May 7, 2026 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Thursday, May 7, 2026 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, May 7, 2026 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Monday, May 18, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, June 10, 2026 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, June 16, 2026 | PUBLISHED FOR OPPOSITION |
| Tuesday, June 16, 2026 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
