| Serial Number | 76406883 |
| Word Mark | CWS |
| Filing Date | Monday, May 6, 2002 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Thursday, November 14, 2024 |
| Registration Number | 2873227 |
| Registration Date | Tuesday, August 17, 2004 |
| Mark Drawing | 3 - Illustration: Drawing or design which also includes word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, May 25, 2004 |
| Goods and Services | oil and gas well fracturing and stimulation services using gellants, acids, [ nitrogen, ] carbon dioxide and proppants |
| Goods and Services | [ oil and gas well coiled tubing installation ] |
| Indication of Colors claimed | Color is not claimed as a feature of the mark. |
| Goods and Services | acidizing fluids, namely, hydrochloric acid, hydrofluoric acid and any of these acids blended with one or more of inhibitors, demulsifiers and surfactants for use in oil and gas well stimulation; fracturing fluids, namely, gellants, water, oil, alcohol, nitrogen and carbon dioxide, and any of these fluids blended with one or more of inhibitors, demulsifiers, surfactants and proppants for high pressure fracture treatments in oil and gas wells |
| Goods and Services | chemist services in the field of oil and gas well fracturing and acidizing; and engineering services in the field of oil and gas well fracturing, acidizing [ and coiled tubing ] services |
| International Class | 001 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins; unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry. |
| US Class Codes | 001, 005, 006, 010, 026, 046 |
| Class Status Code | 6 - Active |
| Class Status Date | Wednesday, June 12, 2002 |
| Primary Code | 001 |
| First Use Anywhere Date | Sunday, September 30, 2001 |
| First Use In Commerce Date | Sunday, September 30, 2001 |
| International Class | 037 - Building construction; repair; installation services. |
| US Class Codes | 100, 103, 106 |
| Class Status Code | B - Sec. 8 - Class(es) in a Multiple Class registration |
| Class Status Date | Thursday, November 14, 2024 |
| Primary Code | 037 |
| First Use Anywhere Date | Sunday, September 30, 2001 |
| First Use In Commerce Date | Sunday, September 30, 2001 |
| International Class | 040 - Treatment of materials. |
| US Class Codes | 100, 103, 106 |
| Class Status Code | 6 - Active |
| Class Status Date | Wednesday, June 12, 2002 |
| Primary Code | 040 |
| First Use Anywhere Date | Sunday, September 30, 2001 |
| First Use In Commerce Date | Sunday, September 30, 2001 |
| 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 | Wednesday, June 12, 2002 |
| Primary Code | 042 |
| First Use Anywhere Date | Sunday, September 30, 2001 |
| First Use In Commerce Date | Sunday, September 30, 2001 |
| Party Name | Calfrac Well Services Ltd. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Calgary, Alberta T2P 1E5 CA |
| Party Name | CalFrac Well Services Ltd. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Calgary, Alberta, T2P 1G3 CA |
| Party Name | CalFrac Well Services Ltd. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Calgary, Alberta, T2P 1G3 CA |
| Event Date | Event Description |
| Friday, August 30, 2002 | ASSIGNED TO EXAMINER |
| Wednesday, September 4, 2002 | LETTER OF SUSPENSION MAILED |
| Friday, May 16, 2003 | INQUIRY AS TO SUSPENSION MAILED |
| Tuesday, August 26, 2003 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, August 27, 2003 | EMAIL RECEIVED |
| Friday, September 12, 2003 | CASE FILE IN TICRS |
| Tuesday, September 23, 2003 | LETTER OF SUSPENSION MAILED |
| Monday, February 23, 2004 | PAPER RECEIVED |
| Monday, February 23, 2004 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, March 9, 2004 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, May 5, 2004 | NOTICE OF PUBLICATION |
| Tuesday, May 25, 2004 | PUBLISHED FOR OPPOSITION |
| Tuesday, August 17, 2004 | REGISTERED-PRINCIPAL REGISTER |
| Monday, December 7, 2009 | TEAS SECTION 8 & 15 RECEIVED |
| Wednesday, December 16, 2009 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Thursday, December 17, 2009 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Friday, August 8, 2014 | TEAS SECTION 8 & 9 RECEIVED |
| Monday, August 25, 2014 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Monday, August 25, 2014 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Monday, August 25, 2014 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Monday, August 25, 2014 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Saturday, December 14, 2019 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Saturday, December 14, 2019 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Thursday, August 17, 2023 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Tuesday, August 13, 2024 | TEAS SECTION 8 & 9 RECEIVED |
| Tuesday, November 12, 2024 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Thursday, November 14, 2024 | REGISTERED - PARTIAL SEC. 8 (10-YR) ACCEPTED |
| Thursday, November 14, 2024 | REGISTERED - SEC. 9 GRANTED/CHECK RECORD FOR SEC. 8 |
| Thursday, November 14, 2024 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) |
| Thursday, November 14, 2024 | NOTICE OF ACCEPTANCE OF PARTIAL SEC. 8 & 9 EMAILED |