Who owns the MADKON trademark?

The MADKON trademark is owned by Van der Westhuizen, Konrad.

What class is the MADKON trademark registered in?

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

What is the serial number for MADKON?

The USPTO serial number for MADKON is 88548924.

What is the registration number for MADKON?

MADKON is registered under USPTO registration number 5990104.

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Updated Oct 31, 2026·18 searches this week

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Section 8/9 declaration window

February 18, 2030

1206 days remaining

MAD

MADKON

REGISTERED

Serial: 88548924
Reg: 5990104
Filed: Jul 30, 2019
Owner: Van der Westhuizen, Konrad

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

What to file next

Section 9 renewal, filed with a Section 8 declaration

When: Due between the ninth and tenth anniversary of registration, then before each tenth anniversary after that.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed renewal cancels the registration, and there is no revival route for it.

How Section 9 renewal 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, 031, 034

First use anywhere: Jan 16, 2002

First use in commerce: Jan 16, 2002

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

13 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jun 17, 2026

Code APRE

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Jun 17, 2026

Code 8.OK

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

Jun 17, 2026

Code NAS8

TEAS SECTION 8 RECEIVED

Mar 05, 2026

Code ES8R

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

Feb 18, 2025

Code REM1

REGISTERED-PRINCIPAL REGISTER

Feb 18, 2020

Code R.PR

PUBLISHED FOR OPPOSITION

Dec 03, 2019

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Dec 03, 2019

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Nov 13, 2019

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Oct 29, 2019

Code CNSA

ASSIGNED TO EXAMINER

Oct 24, 2019

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 09, 2019

Code NWOS

NEW APPLICATION ENTERED

Aug 02, 2019

Code NWAP

MADKON

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