Who owns the SIXINK trademark?

The SIXINK trademark is owned by Liu Maoyuan.

What class is the SIXINK trademark registered in?

The SIXINK trademark is registered in Class 016 (Paper goods, books & stationery).

What is the serial number for SIXINK?

The USPTO serial number for SIXINK is 90007943.

What is the registration number for SIXINK?

SIXINK is registered under USPTO registration number 6260171.

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Updated Oct 15, 2026·11 searches this week

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SIX

USPTO Trademark Record

REGISTERED

SIXINK

SN 90007943·Reg 6260171·Filed Jun 18, 2020

Owner Liu Maoyuan

Paper and cardboard; printed matter; bookbinding material; photographs; stationery and office requisites, except furniture; adhesives for stationery or household purposes; drawing materials and materials for artists; paintbrushes; instructional and teaching materials; plastic sheets, films and bags for wrapping and packaging; printers' type, printing blocks.

SIXINK (Serial No. 90007943), Registration No. 6260171, is a registered US trademark filed on Jun 18, 2020 by Liu Maoyuan. This trademark covers Class 016 (Paper goods, books & stationery).

Renewal window: February 02, 2027109 days remaining

Mark Intelligence

SIXINK (Reg. #6260171) is a registered US trademark that has been protecting its owner, Liu Maoyuan, since 2020. The mark covers Class 016 (Paper goods, books & stationery). Goods and services include Paper and cardboard; printed matter; bookbinding material; photographs; stationery and office requisites, except furnitu.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jun 18, 2020

SERIAL

90007943

REG#

6260171

REGISTERED

Feb 02, 2021

Filing Information

StatusREGISTERED

Filing DateJun 18, 2020

Serial Number90007943

Registration No.6260171

Registration DateFeb 02, 2021

Status DateFeb 02, 2021

Published for OppositionNov 17, 2020

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 016Paper goods, books & stationery

US codes: 002, 005, 022, 023, 029, 037, 038, 050

First use anywhere: Mar 12, 2018

First use in commerce: Mar 12, 2018

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

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Status History

21 events

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

Feb 02, 2026

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jun 05, 2025

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jun 05, 2025

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Jun 05, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 05, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 05, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Jun 05, 2025

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

REGISTERED-PRINCIPAL REGISTER

Feb 02, 2021

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Nov 17, 2020

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Nov 17, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Oct 28, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Oct 06, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Sep 17, 2020

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Sep 15, 2020

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Sep 15, 2020

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION WRITTEN

Sep 09, 2020

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Sep 09, 2020

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Sep 09, 2020

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Sep 01, 2020

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 16, 2020

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jun 22, 2020

NEW APPLICATION ENTERED

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