| Serial Number | 86234544 |
| Word Mark | HYDROLOG |
| Filing Date | Thursday, March 27, 2014 |
| Status | 710 - CANCELLED - SECTION 8 |
| Status Date | Friday, March 21, 2025 |
| Registration Number | 4601595 |
| Registration Date | Tuesday, September 9, 2014 |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, June 24, 2014 |
| Goods and Services | Well logging |
| 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 | 2 - Sec. 8 - Entire Registration |
| Class Status Date | Friday, March 21, 2025 |
| Primary Code | 042 |
| First Use Anywhere Date | Wednesday, June 30, 1999 |
| First Use In Commerce Date | Wednesday, June 30, 1999 |
| Party Name | BAKER HUGHES HOLDINGS LLC |
| Party Type | 31 - New Owner After Registration |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | HOUSTON, TX 77073 |
| Party Name | Baker Hughes Incorporated |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Houston, TX 772104740 |
| Party Name | Baker Hughes Incorporated |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Houston, TX 772104740 |
| Party Name | Baker Hughes Incorporated |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Houston, TX 772104740 |
| Event Date | Event Description |
| Monday, March 31, 2014 | NEW APPLICATION ENTERED |
| Thursday, April 10, 2014 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Tuesday, May 13, 2014 | ASSIGNED TO EXAMINER |
| Friday, May 16, 2014 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, June 4, 2014 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, June 24, 2014 | PUBLISHED FOR OPPOSITION |
| Tuesday, June 24, 2014 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, September 9, 2014 | REGISTERED-PRINCIPAL REGISTER |
| Monday, September 9, 2019 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED |
| Monday, September 23, 2019 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Monday, September 23, 2019 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Wednesday, September 9, 2020 | TEAS SECTION 8 & 15 RECEIVED |
| Wednesday, October 7, 2020 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Monday, November 2, 2020 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Monday, November 2, 2020 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Monday, November 2, 2020 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED |
| Saturday, September 9, 2023 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Friday, March 21, 2025 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |