| Serial Number | 73704998 |
| Word Mark | CN0 |
| Filing Date | Monday, January 11, 1988 |
| Status | 710 - CANCELLED - SECTION 8 |
| Status Date | Friday, October 15, 2021 |
| Registration Number | 1541983 |
| Registration Date | Tuesday, May 30, 1989 |
| Mark Drawing | 5R09 - Drawing with word(s) / letter(s) / number(s) in Stylized form |
| Published for Opposition Date | Tuesday, March 7, 1989 |
| Goods and Services | CONDUCTING POROSITY MEASUREMENTS FOR OTHERS IN OIL AND GAS WELLS |
| Pseudo Mark | CNO; CN 0 |
| 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 |
| Class Status Code | 2 - Sec. 8 - Entire Registration |
| Class Status Date | Friday, October 15, 2021 |
| Primary Code | 042 |
| First Use Anywhere Date | Sunday, September 27, 1987 |
| First Use In Commerce Date | Sunday, September 27, 1987 |
| Party Name | Halliburton Energy Services, Inc. |
| Party Type | 42 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | Carrollton, TX 75006 |
| Party Name | BAROID TECHNOLOGY, INC. |
| Party Type | 41 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | HOUSTON, TX 77032 |
| Party Name | BAROID DRILLING FLUIDS, INC. |
| Party Type | 40 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | NOT AVAILABLE |
| Party Name | NL PETROLEM SERVICES, INC. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | HOUSTON, TX 77032 |
| Party Name | NL PETROLEM SERVICES, INC. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | HOUSTON, TX 77032 |
| Party Name | NL PETROLEM SERVICES, INC. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | HOUSTON, TX 77032 |
| Event Date | Event Description |
| Friday, October 15, 2021 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Wednesday, May 30, 2018 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Wednesday, August 10, 2016 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Wednesday, August 10, 2016 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Tuesday, February 24, 2015 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Tuesday, February 24, 2015 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Wednesday, August 20, 2008 | CASE FILE IN TICRS |
| Wednesday, July 16, 2008 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Wednesday, July 16, 2008 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Wednesday, July 9, 2008 | ASSIGNED TO PARALEGAL |
| Friday, June 27, 2008 | TEAS SECTION 8 & 9 RECEIVED |
| Thursday, September 14, 1995 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Wednesday, January 4, 1995 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, May 30, 1989 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, March 7, 1989 | PUBLISHED FOR OPPOSITION |
| Saturday, February 4, 1989 | NOTICE OF PUBLICATION |
| Saturday, December 3, 1988 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Friday, October 21, 1988 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, April 18, 1988 | NON-FINAL ACTION MAILED |
| Tuesday, March 29, 1988 | ASSIGNED TO EXAMINER |