| Serial Number | 86555736 |
| Word Mark | ESSS |
| Filing Date | Friday, March 6, 2015 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Thursday, December 11, 2025 |
| Registration Number | 4856979 |
| Registration Date | Tuesday, November 17, 2015 |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, July 28, 2015 |
| Goods and Services | Educational services, namely, conducting seminars and conferences in the field of embedded software and distribution of training material in connection therewith |
| International Class | 041 - Education; providing of training; entertainment; sporting and cultural activities. |
| US Class Codes | 100, 101, 107 |
| Class Status Code | 6 - Active |
| Class Status Date | Wednesday, March 18, 2015 |
| Primary Code | 041 |
| First Use Anywhere Date | Wednesday, June 17, 2015 |
| First Use In Commerce Date | Wednesday, June 17, 2015 |
| Party Name | LDRA LIMITED |
| Party Type | 31 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | WIRRAL, IL 60607 |
| Party Name | LDRA Technology, Inc. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Lewisville, TX 75056 |
| Party Name | LDRA Technology, Inc. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Lewisville, TX 75056 |
| Party Name | LDRA Technology, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Lewisville, TX 75056 |
| Party Name | LDRA Technology, Inc. |
| Party Type | 31 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | Lewisville, IL 60607 |
| Party Name | Liverpool Data Research Associates Ltd. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Wirral CH415LH GB |
| Party Name | Liverpool Data Research Associates Ltd. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Wirral CH415LH GB |
| Party Name | Liverpool Data Research Associates Ltd. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Wirral CH415LH GB |
| Event Date | Event Description |
| Tuesday, March 10, 2015 | NEW APPLICATION ENTERED |
| Wednesday, March 18, 2015 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Thursday, June 11, 2015 | ASSIGNED TO EXAMINER |
| Wednesday, June 17, 2015 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, July 8, 2015 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, July 28, 2015 | PUBLISHED FOR OPPOSITION |
| Tuesday, July 28, 2015 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Monday, August 17, 2015 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Monday, August 17, 2015 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Tuesday, September 22, 2015 | NOA E-MAILED - SOU REQUIRED FROM APPLICANT |
| Wednesday, September 23, 2015 | TEAS STATEMENT OF USE RECEIVED |
| Monday, September 28, 2015 | CASE ASSIGNED TO INTENT TO USE PARALEGAL |
| Wednesday, September 23, 2015 | USE AMENDMENT FILED |
| Monday, September 28, 2015 | STATEMENT OF USE PROCESSING COMPLETE |
| Friday, October 9, 2015 | ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED |
| Saturday, October 10, 2015 | NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED |
| Tuesday, November 17, 2015 | REGISTERED-PRINCIPAL REGISTER |
| Friday, April 13, 2018 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, February 20, 2019 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Tuesday, November 17, 2020 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED |
| Wednesday, October 6, 2021 | TEAS SECTION 8 & 15 RECEIVED |
| Friday, January 14, 2022 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Saturday, January 15, 2022 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Saturday, January 15, 2022 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED |
| Monday, November 18, 2024 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Tuesday, September 2, 2025 | TEAS SECTION 8 & 9 RECEIVED |
| Thursday, December 11, 2025 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Thursday, December 11, 2025 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Thursday, December 11, 2025 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Thursday, December 11, 2025 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |