| Serial Number | 99374726 |
| Word Mark | PHDLEAK |
| Filing Date | Thursday, September 4, 2025 |
| Status | 686 - PUBLISHED FOR OPPOSITION |
| Status Date | Tuesday, April 21, 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, April 21, 2026 |
| Goods and Services | Scientific and technological services, namely, scientific testing, analysis, and consulting services in the field of leak detection in industrial settings, in particular pipelines, storage tanks and airport hydrant systems |
| International Class | 042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software. |
| US Class Codes | 100, 101 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, September 4, 2025 |
| Primary Code | 042 |
| First Use Anywhere Date | Tuesday, September 15, 2015 |
| First Use In Commerce Date | Tuesday, September 15, 2015 |
| Party Name | Leak Detection Technologies Inc. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Tucson, AZ 85706 US |
| Party Name | Leak Detection Technologies Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Tucson, AZ 85706 US |
| Event Date | Event Description |
| Thursday, September 4, 2025 | NEW APPLICATION ENTERED |
| Thursday, September 4, 2025 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Thursday, September 4, 2025 | APPLICATION FILING RECEIPT MAILED |
| Tuesday, January 20, 2026 | ASSIGNED TO EXAMINER |
| Thursday, January 22, 2026 | NON-FINAL ACTION WRITTEN |
| Thursday, January 22, 2026 | NON-FINAL ACTION E-MAILED |
| Thursday, January 22, 2026 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Sunday, March 22, 2026 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Sunday, March 22, 2026 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, March 23, 2026 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Monday, March 23, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, April 15, 2026 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, April 21, 2026 | PUBLISHED FOR OPPOSITION |
| Tuesday, April 21, 2026 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |