Who owns the TWILIO trademark?

The TWILIO trademark is owned by Twilio Inc..

What class is the TWILIO trademark registered in?

The TWILIO trademark is registered in Class 038 (Telecommunications services).

What is the serial number for TWILIO?

The USPTO serial number for TWILIO is 88435968.

What is the registration number for TWILIO?

TWILIO is registered under USPTO registration number 5903274.

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Updated Sep 18, 2026·19 searches this week

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TWI

USPTO Trademark Record

REGISTERED

TWILIO

SN 88435968·Reg 5903274·Filed May 17, 2019

Owner Twilio Inc.

Telecommunications.

TWILIO (Serial No. 88435968), Registration No. 5903274, is a registered US trademark filed on May 17, 2019 by Twilio Inc.. This trademark covers Class 038 (Telecommunications services).

Section 8/9 declaration window: November 05, 2029

Conflict Analysis

Full conflict analysis for TWILIO (SN 88435968) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

TWILIO (Reg. #5903274) is a registered US trademark that has been protecting its owner, Twilio Inc., since 2019. The mark covers Class 038 (Telecommunications services). Goods and services include Telecommunications.. The mark faced 1 opposition proceeding during prosecution.

FILED

May 17, 2019

SERIAL

88435968

REG#

5903274

REGISTERED

Nov 05, 2019

Filing Information

StatusREGISTERED

Filing DateMay 17, 2019

Serial Number88435968

Registration No.5903274

Registration DateNov 05, 2019

Status DateAug 28, 2025

Published for OppositionAug 20, 2019

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 Acknowledged

International Filings

Madrid Protocol1 filings

This mark has 1 Madrid Protocol filing on record with the USPTO.

1803685

480Dec 27, 2023

Source: USPTO Madrid International Filing Requests

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 038Telecommunications services

US codes: 100, 101, 104

First use anywhere: Oct 26, 2007

First use in commerce: Nov 20, 2008

Telecommunications.

This description is as filed with the USPTO and defines the scope of trademark protection.

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Status History

47 events

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Aug 28, 2025

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Aug 28, 2025

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

Aug 26, 2025

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Mar 25, 2025

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 25, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 25, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

POST REGISTRATION ACTION MAILED - SEC. 8 & 15

Mar 20, 2025

POST REGISTRATION ACTION MAILED - SEC. 8 & 15

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 10, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 21, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 21, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jan 21, 2025

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

TEAS SECTION 8 & 15 RECEIVED

Nov 07, 2024

TEAS SECTION 8 & 15 RECEIVED

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Nov 05, 2024

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 18, 2024

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 18, 2024

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jul 18, 2024

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 18, 2024

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 18, 2024

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Oct 07, 2022

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Oct 07, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Oct 07, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Oct 07, 2022

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Oct 07, 2022

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Apr 25, 2022

TEAS CHANGE OF OWNER ADDRESS RECEIVED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Apr 25, 2022

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Apr 25, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 25, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Apr 25, 2022

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Nov 23, 2020

TEAS CHANGE OF OWNER ADDRESS RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Nov 23, 2020

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Nov 23, 2020

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 23, 2020

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Nov 23, 2020

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Nov 23, 2020

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

REGISTERED-PRINCIPAL REGISTER

Nov 05, 2019

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Aug 20, 2019

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 20, 2019

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 31, 2019

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO LIE

Jul 18, 2019

ASSIGNED TO LIE

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 08, 2019

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINERS AMENDMENT -WRITTEN

Jul 01, 2019

EXAMINERS AMENDMENT -WRITTEN

ASSIGNED TO EXAMINER

Jul 01, 2019

ASSIGNED TO EXAMINER

EXAMINERS AMENDMENT E-MAILED

Jul 01, 2019

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Jul 01, 2019

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Jul 01, 2019

EXAMINER'S AMENDMENT ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 04, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

May 21, 2019

NEW APPLICATION ENTERED

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