| Serial Number | 73415271 |
| Word Mark | C WOF |
| Filing Date | Monday, February 28, 1983 |
| Status | 710 - CANCELLED - SECTION 8 |
| Status Date | Sunday, October 2, 2005 |
| Registration Number | 1311572 |
| Registration Date | Tuesday, December 25, 1984 |
| Mark Drawing | 3S23 - Illustration: Drawing or design which also includes word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, October 16, 1984 |
| Goods and Services | Providing Completion and Workover Fluid Services for the Production of Oil and Gas from Wells |
| 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 | Sunday, October 2, 2005 |
| Primary Code | 042 |
| First Use Anywhere Date | Monday, February 1, 1982 |
| First Use In Commerce Date | Monday, February 1, 1982 |
| Party Name | BAROID TECHNOLOGY, INC. |
| Party Type | 40 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | HOUSTON, TX 77032 |
| Party Name | NL Industries, Inc. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | New York, NY 10020 |
| Party Name | NL Industries, Inc. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | New York, NY 10020 |
| Party Name | NL Industries, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | New York, NY 10020 |
| Event Date | Event Description |
| Sunday, October 2, 2005 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Thursday, December 6, 1990 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Thursday, August 30, 1990 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, December 25, 1984 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, October 16, 1984 | PUBLISHED FOR OPPOSITION |
| Wednesday, August 15, 1984 | NOTICE OF PUBLICATION |
| Thursday, June 14, 1984 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, May 2, 1984 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, November 2, 1983 | NON-FINAL ACTION MAILED |
| Tuesday, October 25, 1983 | ASSIGNED TO EXAMINER |