| Serial Number | 86331329 |
| Word Mark | WE KNOW DOWNHOLE |
| Filing Date | Tuesday, July 8, 2014 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Tuesday, August 12, 2025 |
| Registration Number | 4719390 |
| Registration Date | Tuesday, April 14, 2015 |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, January 27, 2015 |
| Goods and Services | Assembly of oil and gas industrial machines for others; Assembly of products for others; Consultation in the field of custom fabrication of oil and gas industrial machines; Manufacturing services for others in the field of equipment, machinery and tools for use in the oil and gas industry, namely, mechanical set packers, hydraulic set packers, permanent packers, service tools, tool accessories and related equipment, machinery and tools; Nickel plating; Research in the field of manufacturing processes; Technical consulting related to the manufacturing of oil and gas equipment, control systems, and machinery |
| International Class | 040 - Treatment of materials. |
| US Class Codes | 100, 103, 106 |
| Class Status Code | 6 - Active |
| Class Status Date | Saturday, July 12, 2014 |
| Primary Code | 040 |
| First Use Anywhere Date | Friday, November 30, 1990 |
| First Use In Commerce Date | Friday, November 30, 1990 |
| Party Name | D&L Manufacturing, Inc. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Tulsa, OK 74107 |
| Party Name | D&L Manufacturing, Inc. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Tulsa, OK 74107 |
| Party Name | D&L Manufacturing, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Tulsa, OK 74107 |
| Event Date | Event Description |
| Friday, July 11, 2014 | NEW APPLICATION ENTERED |
| Wednesday, October 22, 2014 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Saturday, July 12, 2014 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Friday, October 17, 2014 | ASSIGNED TO EXAMINER |
| Wednesday, October 22, 2014 | NON-FINAL ACTION WRITTEN |
| Wednesday, October 22, 2014 | NON-FINAL ACTION E-MAILED |
| Friday, November 7, 2014 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, November 7, 2014 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Monday, December 22, 2014 | LAW OFFICE PUBLICATION REVIEW COMPLETED |
| Tuesday, January 27, 2015 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, April 14, 2015 | REGISTERED-PRINCIPAL REGISTER |
| Friday, November 7, 2014 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Monday, December 1, 2014 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Saturday, December 13, 2014 | ASSIGNED TO LIE |
| Wednesday, January 7, 2015 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, January 27, 2015 | PUBLISHED FOR OPPOSITION |
| Friday, August 27, 2021 | TEAS SECTION 8 & 15 RECEIVED |
| Thursday, March 27, 2025 | TEAS SECTION 8 & 9 RECEIVED |
| Monday, August 11, 2025 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Tuesday, August 12, 2025 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Tuesday, August 12, 2025 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Tuesday, August 12, 2025 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Sunday, April 14, 2024 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Tuesday, April 14, 2020 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED |
| Tuesday, November 30, 2021 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Tuesday, November 30, 2021 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Tuesday, November 30, 2021 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED |