Who owns the CLAMSHELL trademark?

The CLAMSHELL trademark is owned by Make Work Fun Corporation.

What class is the CLAMSHELL trademark registered in?

The CLAMSHELL trademark is registered in Class 009 (Electronics, software & scientific instruments).

What is the serial number for CLAMSHELL?

The USPTO serial number for CLAMSHELL is 98913497.

What is the registration number for CLAMSHELL?

CLAMSHELL is registered under USPTO registration number 0.

CLAMSHELL - Owned by Make Work Fun Corporation - (Class 009)

What to file next

Statement of Use, or a request for a further extension

When: Due six months from the notice of allowance.
Extensions and grace: Five six-month extensions are available, giving a thirty-six-month ceiling from the notice of allowance. There is no extension beyond it.
If it is missed: The application goes abandoned. A petition to revive runs two months from the notice of abandonment.

Statement of Use deadlines

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 009Electronics, software & scientific instruments

US codes: 021, 023, 026, 036, 038

Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable multimedia files, computer software, blank digital or analogue recording and storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus.

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

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Status History

19 events

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Aug 22, 2026

Code EXRA

SOU TEAS EXTENSION RECEIVED

Aug 21, 2026

Code EEXT

SOU EXTENSION 2 FILED

Aug 21, 2026

Code EXT2

SOU EXTENSION 2 GRANTED

Aug 21, 2026

Code EX2G

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

May 11, 2026

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

May 11, 2026

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

May 11, 2026

Code TCCA

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Feb 28, 2026

Code EXRA

SOU TEAS EXTENSION RECEIVED

Feb 27, 2026

Code EEXT

SOU EXTENSION 1 FILED

Feb 27, 2026

Code EXT1

SOU EXTENSION 1 GRANTED

Feb 27, 2026

Code EX1G

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Sep 02, 2025

Code NOAM

PUBLISHED FOR OPPOSITION

Jul 08, 2025

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jul 08, 2025

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 02, 2025

Code NONP

ASSIGNED TO EXAMINER

Jun 06, 2025

Code DOCK

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 06, 2025

Code CNSA

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 27, 2025

Code NWOS

NEW APPLICATION ENTERED

Dec 19, 2024

Code NWAP

What usually happens from here

Of the 55,744 marks on the USPTO register that reached notice of approval of extension request e-mailed:

Registered24% (13,462)

Abandoned66% (36,944)

Still pending10% (5,338)

Historical frequencies across the whole register, not a prediction about this mark. The outcome of any one application depends on what is filed and when.

Other Marks in Class 009 — Electronics, software & scientific instruments

Recently filed and registered marks in the same international class.

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ABANDONED

Other Marks by T. Morgan Cope, Jr.

Additional USPTO filings handled by the same attorney of record.

ZIA

ZIA HOME

99732969

REGISTERED

LOG

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99348964

REGISTERED

LOG

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ZIA

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99348974

REGISTERED

CLAMSHELL

What to file next

Full Goods & Services

Filing Basis & Declarations

What usually happens from here

Other Marks in Class 009 — Electronics, software & scientific instruments

Other Marks by T. Morgan Cope, Jr.

Get pre-filing clearance

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