| Serial Number | 99558601 |
| Word Mark | LEAK INDEX |
| Filing Date | Friday, December 19, 2025 |
| Status | 641 - NON-FINAL ACTION - MAILED |
| Status Date | Thursday, April 23, 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 | NOT AVAILABLE |
| Goods and Services | Providing a website featuring on-line non-downloadable software that enables users to maintain and diagnose machinery, namely, to detect and measure performance in machines in the field of machinery having compressor cylinders; Software as a service (SAAS) services featuring software for maintenance and diagnosis of machinery, namely, for detecting and measuring performance in machines in the field of machinery having compressor cylinders; Monitoring of machinery, namely, monitoring the performance of machines and machinery diagnostic services in the field of industrial machinery equipment, namely, the remote monitoring and diagnostic services of machinery having compressor cylinders for quality control purposes |
| 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 | Friday, December 19, 2025 |
| Primary Code | 042 |
| First Use Anywhere Date | Tuesday, October 30, 2018 |
| First Use In Commerce Date | Tuesday, October 30, 2018 |
| Party Name | ChampionX, LLC |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Sugar Land, TX 77478 US |
| Event Date | Event Description |
| Friday, December 19, 2025 | NEW APPLICATION ENTERED |
| Friday, December 19, 2025 | APPLICATION FILING RECEIPT MAILED |
| Saturday, April 11, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Thursday, April 23, 2026 | ASSIGNED TO EXAMINER |
| Thursday, April 23, 2026 | NON-FINAL ACTION WRITTEN |
| Thursday, April 23, 2026 | NON-FINAL ACTION E-MAILED |
| Thursday, April 23, 2026 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Saturday, July 11, 2026 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Saturday, July 11, 2026 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Saturday, July 11, 2026 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Saturday, July 11, 2026 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Saturday, July 11, 2026 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Tuesday, July 14, 2026 | APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED |
| Tuesday, July 14, 2026 | APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED |