| Serial Number | 99572107 |
| Word Mark | KNOWCO2 |
| Filing Date | Tuesday, December 30, 2025 |
| Status | 686 - PUBLISHED FOR OPPOSITION |
| Status Date | Tuesday, May 26, 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, May 26, 2026 |
| Pseudo Mark | KNOW CARBON DIOXIDE |
| Pseudo Mark | KNOW CO TWO |
| Goods and Services | Electronic carbon dioxide monitors, other than for medical purposes |
| International Class | 009 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire extinguishing apparatus. |
| US Class Codes | 021, 023, 026, 036, 038 |
| Class Status Code | 6 - Active |
| Class Status Date | Tuesday, December 30, 2025 |
| Primary Code | 009 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | KNOWCO2 LLC |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | sound beach, NY 11789 US |
| Party Name | KNOWCO2 LLC |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | sound beach, NY 11789 US |
| Event Date | Event Description |
| Tuesday, December 30, 2025 | NEW APPLICATION ENTERED |
| Tuesday, December 30, 2025 | APPLICATION FILING RECEIPT MAILED |
| Wednesday, January 14, 2026 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Wednesday, January 14, 2026 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Wednesday, January 14, 2026 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, January 14, 2026 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Wednesday, January 14, 2026 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Wednesday, January 14, 2026 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Monday, April 20, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Wednesday, April 29, 2026 | ASSIGNED TO EXAMINER |
| Wednesday, April 29, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, May 20, 2026 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, May 26, 2026 | PUBLISHED FOR OPPOSITION |
| Tuesday, May 26, 2026 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |