Who owns the MAILOPTIN trademark?

The MAILOPTIN trademark is owned by PROPER FRACTION LLC.

What class is the MAILOPTIN trademark registered in?

The MAILOPTIN trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for MAILOPTIN?

The USPTO serial number for MAILOPTIN is 88634863.

What is the registration number for MAILOPTIN?

MAILOPTIN is registered under USPTO registration number 6052133.

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Home Search: MAILOPTINMAILOPTIN #88634863

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Updated Oct 11, 2026·22 searches this week

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MAI

USPTO Trademark Record

REGISTERED

MAILOPTIN

SN 88634863·Reg 6052133·Filed Sep 28, 2019

Owner PROPER FRACTION LLC

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

MAILOPTIN (Serial No. 88634863), Registration No. 6052133, is a registered US trademark filed on Sep 28, 2019 by PROPER FRACTION LLC. This trademark covers Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: May 13, 2030

Mark Intelligence

MAILOPTIN (Reg. #6052133) is a registered US trademark that has been protecting its owner, PROPER FRACTION LLC, since 2019. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 28, 2019

SERIAL

88634863

REG#

6052133

REGISTERED

May 12, 2020

Filing Information

StatusREGISTERED

Filing DateSep 28, 2019

Serial Number88634863

Registration No.6052133

Registration DateMay 12, 2020

Status DateSep 24, 2025

Published for OppositionFeb 25, 2020

Filing Basis & Declarations

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

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Jul 31, 2017

First use in commerce: Jul 31, 2017

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

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Status History

21 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 24, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Sep 24, 2025

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

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

Sep 24, 2025

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

TEAS SECTION 8 & 15 RECEIVED

May 14, 2025

TEAS SECTION 8 & 15 RECEIVED

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

May 12, 2025

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

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jan 12, 2022

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

REGISTERED-PRINCIPAL REGISTER

May 12, 2020

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Feb 25, 2020

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 25, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 05, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jan 18, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 17, 2020

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jan 17, 2020

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO LIE

Jan 16, 2020

ASSIGNED TO LIE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jan 01, 2020

TEAS RESPONSE TO OFFICE ACTION RECEIVED

NON-FINAL ACTION E-MAILED

Dec 31, 2019

NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Dec 31, 2019

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Dec 31, 2019

NON-FINAL ACTION WRITTEN

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Dec 31, 2019

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Oct 03, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Oct 02, 2019

NEW APPLICATION ENTERED

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