| Serial Number | 79403256 |
| Word Mark | QUANTUMFLUX |
| Filing Date | Monday, June 24, 2024 |
| Status | 700 - REGISTERED |
| Status Date | Tuesday, October 21, 2025 |
| Registration Number | 7988955 |
| Registration Date | Tuesday, October 21, 2025 |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, September 2, 2025 |
| Goods and Services | Water filtration apparatus, namely, ionization apparatus for water filtration; water treatment installations, namely, modular filtration membranes for filtering and softening water and waste water for use in water filtration and purification units; water purification apparatus, namely, for use in water filters, water softeners and water purifiers for industrial purposes; membrane filtration units for water treatment apparatus; micro filter for water treatment |
| Pseudo Mark | QUANTUM FLUX |
| International Class | 011 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply, and sanitary purposes. |
| US Class Codes | 013, 021, 023, 024, 031, 034 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, September 12, 2024 |
| Primary Code | 011 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | LG CHEM, LTD. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | KR |
| Party Name | LG CHEM, LTD. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | KR |
| Party Name | LG CHEM, LTD. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | KR |
| Event Date | Event Description |
| Thursday, August 29, 2024 | SN ASSIGNED FOR SECT 66A APPL FROM IB |
| Thursday, September 12, 2024 | LIMITATION FROM ORIGINAL APPLICATION ENTERED |
| Thursday, September 12, 2024 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Thursday, September 12, 2024 | APPLICATION FILING RECEIPT MAILED |
| Tuesday, December 17, 2024 | ASSIGNED TO EXAMINER |
| Thursday, December 26, 2024 | NON-FINAL ACTION WRITTEN |
| Friday, December 27, 2024 | NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW |
| Monday, January 27, 2025 | REFUSAL PROCESSED BY MPU |
| Monday, January 27, 2025 | NON-FINAL ACTION MAILED - REFUSAL SENT TO IB |
| Saturday, February 15, 2025 | REFUSAL PROCESSED BY IB |
| Thursday, July 3, 2025 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Thursday, July 3, 2025 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, July 3, 2025 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Wednesday, July 30, 2025 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, August 27, 2025 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, September 2, 2025 | PUBLISHED FOR OPPOSITION |
| Tuesday, September 2, 2025 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, October 21, 2025 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, October 21, 2025 | NOTICE OF REGISTRATION CONFIRMATION EMAILED |
| Friday, December 5, 2025 | NEW REPRESENTATIVE AT IB RECEIVED |