Who owns the MAILGUARD trademark?

The MAILGUARD trademark is owned by HLFIP HOLDING, LLC.

What is the serial number for MAILGUARD?

The USPTO serial number for MAILGUARD is 86930669.

What is the registration number for MAILGUARD?

MAILGUARD is registered under USPTO registration number 5135773.

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Updated Oct 27, 2026·9 searches this week

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MAI

USPTO Trademark Record

REGISTERED

MAILGUARD

Q: What class is the MAILGUARD trademark registered in?

The MAILGUARD trademark is registered in Class 035 (Advertising, business management & retail services), Class 038 (Telecommunications services).

SN 86930669·Reg 5135773·Filed Mar 07, 2016

Owner HLFIP HOLDING, LLC

Advertising; business management, organization and administration; office functions.; Telecommunications.

MAILGUARD (Serial No. 86930669), Registration No. 5135773, is a registered US trademark filed on Mar 07, 2016 by HLFIP HOLDING, LLC. This trademark covers Class 035 (Advertising, business management & retail services), Class 038 (Telecommunications services).

renewal 10y period: February 08, 2027103 days remaining

Mark Intelligence

MAILGUARD (Reg. #5135773) is a registered US trademark that has been protecting its owner, HLFIP HOLDING, LLC, since 2016. The mark covers Class 035 (Advertising, business management & retail services) and Class 038 (Telecommunications services) respectively. Goods and services include Advertising; business management, organization and administration; office functions.; Telecommunications.. The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 07, 2016

SERIAL

86930669

REG#

5135773

REGISTERED

Feb 07, 2017

Filing Information

StatusREGISTERED

Filing DateMar 07, 2016

Serial Number86930669

Registration No.5135773

Registration DateFeb 07, 2017

Status DateJul 16, 2022

Published for OppositionNov 22, 2016

Filing Basis & Declarations

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

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 035Advertising, business management & retail services

US codes: 100, 101, 102

First use anywhere: Jan 22, 2016

First use in commerce: Jan 22, 2016

Advertising; business management, organization and administration; office functions.

Class 038Telecommunications services

US codes: 100, 101, 104

First use anywhere: Jan 22, 2016

First use in commerce: Jan 22, 2016

Telecommunications.

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

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Status History

22 events

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Feb 07, 2026

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Sep 02, 2025

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jul 16, 2022

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Jul 16, 2022

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

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

Jul 16, 2022

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

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

Feb 07, 2022

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

TEAS SECTION 8 & 15 RECEIVED

Feb 07, 2022

TEAS SECTION 8 & 15 RECEIVED

REGISTERED-PRINCIPAL REGISTER

Feb 07, 2017

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Nov 22, 2016

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Nov 22, 2016

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Nov 02, 2016

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

TEAS/EMAIL CORRESPONDENCE ENTERED

Oct 12, 2016

TEAS/EMAIL CORRESPONDENCE ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Oct 12, 2016

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Oct 11, 2016

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Oct 11, 2016

CORRESPONDENCE RECEIVED IN LAW OFFICE

ASSIGNED TO EXAMINER

Jun 20, 2016

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Jun 20, 2016

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jun 20, 2016

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jun 20, 2016

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NOTICE OF PSEUDO MARK E-MAILED

Mar 12, 2016

NOTICE OF PSEUDO MARK E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 11, 2016

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Mar 10, 2016

NEW APPLICATION ENTERED

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