| Serial Number | 87879093 |
| Word Mark | 1ZBLOK |
| Filing Date | Monday, April 16, 2018 |
| Status | 710 - CANCELLED - SECTION 8 |
| Status Date | Friday, June 20, 2025 |
| Registration Number | 5621839 |
| Registration Date | Tuesday, December 4, 2018 |
| Mark Drawing | 3 - Illustration: Drawing or design which also includes word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, September 18, 2018 |
| Description of Mark | The mark consists of the number "1", and letters "Z" and "B", placed atop of the letters "L", "O", and "K", fitted within a square. |
| Goods and Services | Children's educational toys for developing spatial skills; Toy building blocks capable of interconnection |
| Pseudo Mark | ONE ZBLOK; 1Z BLOCK; 1ZB LOCK |
| Indication of Colors claimed | Color is not claimed as a feature of the mark. |
| International Class | 028 - Games and playthings; gymnastic and sporting articles not included in other classes; decorations for Christmas trees. |
| US Class Codes | 022, 023, 038, 050 |
| Class Status Code | 2 - Sec. 8 - Entire Registration |
| Class Status Date | Friday, June 20, 2025 |
| Primary Code | 028 |
| First Use Anywhere Date | Friday, July 7, 2017 |
| First Use In Commerce Date | Friday, July 7, 2017 |
| Party Name | STEMIO, LLC |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | VISALIA, CA 93291 |
| Party Name | STEMIO, LLC |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | VISALIA, CA 93291 |
| Party Name | STEMIO, LLC |
| Party Type | 11 - New Owner Before Publication |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | VISALIA, CA 93291 |
| Party Name | Stemio LLC |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Porterville, CA 93257 |
| Event Date | Event Description |
| Thursday, April 19, 2018 | NEW APPLICATION ENTERED |
| Tuesday, April 24, 2018 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Wednesday, April 25, 2018 | NOTICE OF DESIGN SEARCH CODE E-MAILED |
| Wednesday, August 15, 2018 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Friday, August 3, 2018 | ASSIGNED TO EXAMINER |
| Wednesday, August 15, 2018 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, August 29, 2018 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, September 18, 2018 | PUBLISHED FOR OPPOSITION |
| Tuesday, September 18, 2018 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, December 4, 2018 | REGISTERED-PRINCIPAL REGISTER |
| Monday, December 4, 2023 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED |
| Friday, June 20, 2025 | CANCELLED SEC. 8 (6-YR) |