Who owns the TIER1 trademark?

The TIER1 trademark is owned by US Water Filters Inc..

What class is the TIER1 trademark registered in?

The TIER1 trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus).

What is the serial number for TIER1?

The USPTO serial number for TIER1 is 99511925.

What is the registration number for TIER1?

TIER1 is registered under USPTO registration number 8351892.

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Updated Nov 6, 2026·19 searches this week

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Section 8 declaration window

July 21, 2032

2084 days remaining

TIE

TIER1

REGISTERED

Serial: 99511925
Reg: 8351892
Filed: Nov 23, 2025
Owner: US Water Filters Inc.

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

What to file next

Section 8 declaration of continued use

When: Due between the fifth and sixth anniversary of registration.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed Section 8 cancels the registration, and there is no revival route for it.

How the Section 8 deadline works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 011Lighting, heating, cooling & sanitary apparatus

US codes: 013, 021, 023, 024, 031, 034

First use anywhere: Jan 01, 2014

First use in commerce: Jan 01, 2014

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

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

Status History

17 events

REGISTERED-PRINCIPAL REGISTER

Jul 21, 2026

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jul 21, 2026

Code NRCC

PUBLISHED FOR OPPOSITION

Jun 02, 2026

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 02, 2026

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

May 27, 2026

Code NONP

EXAMINERS AMENDMENT -WRITTEN

May 07, 2026

Code CNEA

EXAMINERS AMENDMENT E-MAILED

May 07, 2026

Code GNEA

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

May 07, 2026

Code GNEN

EXAMINER'S AMENDMENT ENTERED

May 07, 2026

Code XAEC

APPROVED FOR PUB - PRINCIPAL REGISTER

May 07, 2026

Code CNSA

ASSIGNED TO EXAMINER

Mar 28, 2026

Code DOCK

NON-FINAL ACTION WRITTEN

Mar 28, 2026

Code CNRT

NON-FINAL ACTION E-MAILED

Mar 28, 2026

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Mar 28, 2026

Code GNRN

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Nov 28, 2025

Code NWOS

NEW APPLICATION ENTERED

Nov 23, 2025

Code NWAP

APPLICATION FILING RECEIPT MAILED

Nov 23, 2025

Code MAFR

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