| Serial Number | 87279417 |
| Word Mark | CALSURF |
| Filing Date | Friday, December 23, 2016 |
| Status | 700 - REGISTERED |
| Status Date | Tuesday, August 7, 2018 |
| Registration Number | 5532767 |
| Registration Date | Tuesday, August 7, 2018 |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, May 22, 2018 |
| Goods and Services | Chemical additives for fracturing fluid for use in oil and gas wells |
| 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 | Friday, January 6, 2017 |
| Primary Code | 001 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | CALFRAC WELL SERVICES LTD. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Calgary, ALBERTA T2P1E5 CA |
| Party Name | CALFRAC WELL SERVICES LTD. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Calgary ALBERTA T2P1E3 CA |
| Party Name | CALFRAC WELL SERVICES LTD. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Calgary ALBERTA T2P1E3 CA |
| Event Date | Event Description |
| Thursday, September 14, 2017 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Tuesday, December 27, 2016 | NEW APPLICATION ENTERED |
| Friday, January 6, 2017 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Thursday, March 23, 2017 | ASSIGNED TO EXAMINER |
| Thursday, March 23, 2017 | NON-FINAL ACTION WRITTEN |
| Thursday, March 23, 2017 | NON-FINAL ACTION E-MAILED |
| Thursday, March 23, 2017 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Wednesday, April 18, 2018 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Thursday, September 21, 2017 | ASSIGNED TO LIE |
| Thursday, September 21, 2017 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, September 21, 2017 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Wednesday, October 11, 2017 | SUSPENSION LETTER WRITTEN |
| Wednesday, October 11, 2017 | LETTER OF SUSPENSION E-MAILED |
| Wednesday, October 11, 2017 | NOTIFICATION OF LETTER OF SUSPENSION E-MAILED |
| Friday, April 13, 2018 | TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED |
| Wednesday, April 18, 2018 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, April 18, 2018 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Friday, June 7, 2024 | TEAS SECTION 8 & 15 RECEIVED |
| Monday, August 7, 2023 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED |
| Wednesday, May 2, 2018 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, May 22, 2018 | PUBLISHED FOR OPPOSITION |
| Tuesday, May 22, 2018 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, August 7, 2018 | REGISTERED-PRINCIPAL REGISTER |