Who owns the PENTAGONO trademark?

The PENTAGONO trademark is owned by Pentagono Design Services, LLC.

What class is the PENTAGONO trademark registered in?

The PENTAGONO trademark is registered in Class 037 (Construction, installation & repair services).

What is the serial number for PENTAGONO?

The USPTO serial number for PENTAGONO is 99162537.

What is the registration number for PENTAGONO?

PENTAGONO is registered under USPTO registration number 8375423.

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Updated Nov 3, 2026·28 searches this week

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Section 8 declaration window

August 04, 2032

2101 days remaining

PEN

PENTAGONO

REGISTERED

Serial: 99162537
Reg: 8375423
Filed: Apr 29, 2025
Owner: Pentagono Design Services, LLC

Construction services; installation and repair services; mining extraction, oil and gas drilling.

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 037Construction, installation & repair services

US codes: 100, 103, 106

First use anywhere: Jan 25, 2025

First use in commerce: Feb 26, 2025

Construction services; installation and repair services; mining extraction, oil and gas drilling.

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

Status History

22 events

REGISTERED-PRINCIPAL REGISTER

Aug 04, 2026

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Aug 04, 2026

Code NRCC

PUBLISHED FOR OPPOSITION

Jun 16, 2026

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 16, 2026

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 10, 2026

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

May 21, 2026

Code CNSA

EXAMINERS AMENDMENT -WRITTEN

May 20, 2026

Code CNEA

EXAMINERS AMENDMENT E-MAILED

May 20, 2026

Code GNEA

EXAMINER'S AMENDMENT ENTERED

May 20, 2026

Code XAEC

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

May 20, 2026

Code GNEN

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Apr 24, 2026

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 24, 2026

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Apr 24, 2026

Code TEME

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Jan 25, 2026

Code XELR

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Jan 25, 2026

Code XELG

NON-FINAL ACTION WRITTEN

Oct 24, 2025

Code CNRT

NON-FINAL ACTION E-MAILED

Oct 24, 2025

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Oct 24, 2025

Code GNRN

ASSIGNED TO EXAMINER

Sep 18, 2025

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 09, 2025

Code NWOS

APPLICATION FILING RECEIPT MAILED

Apr 30, 2025

Code MAFR

NEW APPLICATION ENTERED

Apr 29, 2025

Code NWAP

PENTAGONO

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