| Serial Number | 88176378 |
| Word Mark | KLAVIYO |
| Filing Date | Wednesday, October 31, 2018 |
| Status | 702 - SECTION 8 & 15 - ACCEPTED AND ACKNOWLEDGED |
| Status Date | Wednesday, November 26, 2025 |
| Registration Number | 6034720 |
| Registration Date | Tuesday, April 14, 2020 |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, June 18, 2019 |
| Goods and Services | Providing an online non-downloadable software platform for facilitating the marketing of the goods and/or services of others, with said software platform being used for SMS and text message marketing, data analysis, customization of communications, and integration with other applications and data sources |
| Translation of Words in Mark | The wording "KLAVIYO" has no meaning in a foreign language. |
| Goods and Services | Marketing the goods and/or services of others, and facilitating the marketing of the goods and/or services of others, via SMS and text message marketing, and by providing business data analysis services and customized communication programs to obtain consumer insights |
| International Class | 035 - Advertising; business management; business administration; office functions. |
| US Class Codes | 100, 101, 102 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, November 15, 2018 |
| Primary Code | 035 |
| First Use Anywhere Date | Tuesday, January 14, 2020 |
| First Use In Commerce Date | Tuesday, January 14, 2020 |
| 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 | Thursday, November 15, 2018 |
| Primary Code | 042 |
| First Use Anywhere Date | Tuesday, January 14, 2020 |
| First Use In Commerce Date | Tuesday, January 14, 2020 |
| Party Name | Klaviyo, Inc. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Boston, MA 02110 |
| Party Name | Klaviyo, Inc. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Boston, MA 02110 |
| Party Name | Klaviyo, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Boston, MA 02110 |
| Event Date | Event Description |
| Saturday, November 3, 2018 | NEW APPLICATION ENTERED |
| Thursday, November 15, 2018 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Wednesday, February 6, 2019 | ASSIGNED TO EXAMINER |
| Tuesday, February 19, 2019 | NON-FINAL ACTION WRITTEN |
| Tuesday, February 19, 2019 | NON-FINAL ACTION E-MAILED |
| Tuesday, February 19, 2019 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Tuesday, April 30, 2019 | EXAMINERS AMENDMENT -WRITTEN |
| Tuesday, April 30, 2019 | EXAMINERS AMENDMENT E-MAILED |
| Tuesday, April 30, 2019 | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED |
| Tuesday, April 30, 2019 | EXAMINER'S AMENDMENT ENTERED |
| Tuesday, April 30, 2019 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, May 15, 2019 | ASSIGNED TO LIE |
| Wednesday, May 29, 2019 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, June 18, 2019 | PUBLISHED FOR OPPOSITION |
| Tuesday, June 18, 2019 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, August 13, 2019 | NOA E-MAILED - SOU REQUIRED FROM APPLICANT |
| Thursday, February 13, 2020 | TEAS STATEMENT OF USE RECEIVED |
| Thursday, March 5, 2020 | CASE ASSIGNED TO INTENT TO USE PARALEGAL |
| Thursday, February 13, 2020 | USE AMENDMENT FILED |
| Friday, March 6, 2020 | STATEMENT OF USE PROCESSING COMPLETE |
| Monday, March 9, 2020 | ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED |
| Tuesday, March 10, 2020 | NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED |
| Tuesday, April 14, 2020 | REGISTERED-PRINCIPAL REGISTER |
| Thursday, January 14, 2021 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Thursday, January 14, 2021 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Thursday, January 14, 2021 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Thursday, January 14, 2021 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, January 14, 2021 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Monday, April 24, 2023 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Monday, April 24, 2023 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Monday, April 24, 2023 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Monday, April 14, 2025 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED |
| Tuesday, August 12, 2025 | TEAS SECTION 8 & 15 RECEIVED |
| Wednesday, November 26, 2025 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Wednesday, November 26, 2025 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Wednesday, November 26, 2025 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED |