Who owns the D/E trademark?

The D/E trademark is owned by Dr. David Ahearn.

What class is the D/E trademark registered in?

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

What is the serial number for D/E?

The USPTO serial number for D/E is 88015824.

What is the registration number for D/E?

D/E is registered under USPTO registration number 5810585.

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Updated Oct 31, 2026·8 searches this week

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Section 8/9 declaration window

July 23, 2029

995 days remaining

D/E

REGISTERED

Serial: 88015824
Reg: 5810585
Filed: Jun 26, 2018
Owner: Dr. David Ahearn

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.

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 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Nov 30, 1996

First use in commerce: Nov 30, 1996

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

Status History

23 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 29, 2025

Code APRE

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

Sep 29, 2025

Code C15A

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

Sep 29, 2025

Code NA85

TEAS SECTION 8 & 15 RECEIVED

May 20, 2025

Code E815

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

Jul 23, 2024

Code REM1

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Dec 07, 2023

Code TCCA

REGISTERED-PRINCIPAL REGISTER

Jul 23, 2019

Code R.PR

PUBLISHED FOR OPPOSITION

May 07, 2019

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 07, 2019

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 17, 2019

Code NONP

ASSIGNED TO LIE

Mar 29, 2019

Code ALIE

LAW OFFICE PUBLICATION REVIEW COMPLETED

Mar 29, 2019

Code PREV

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 08, 2019

Code CNSA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 05, 2019

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 05, 2019

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 05, 2019

Code TEME

NON-FINAL ACTION WRITTEN

Oct 23, 2018

Code CNRT

NON-FINAL ACTION E-MAILED

Oct 23, 2018

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Oct 23, 2018

Code GNRN

ASSIGNED TO EXAMINER

Oct 16, 2018

Code DOCK

NOTICE OF DESIGN SEARCH CODE E-MAILED

Jul 03, 2018

Code MDSM

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 01, 2018

Code NWOS

NEW APPLICATION ENTERED

Jun 29, 2018

Code NWAP

D/E

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