Who owns the CLAMSHELL trademark?

The CLAMSHELL trademark is owned by Armaly Sponge Co.

What class is the CLAMSHELL trademark registered in?

The CLAMSHELL trademark is registered in Class 021 (Household utensils, cookware & glassware).

What is the serial number for CLAMSHELL?

The USPTO serial number for CLAMSHELL is 78363767.

What is the registration number for CLAMSHELL?

CLAMSHELL is registered under USPTO registration number 2923361.

Sealvo

Home Search: CLAMSHELLCLAMSHELL #78363767

Back

Updated Oct 23, 2026·13 searches this week

View on USPTO TSDR Find similar marks

CLA

USPTO Trademark Record

REGISTERED

CLAMSHELL

SN 78363767·Reg 2923361·Filed Feb 06, 2004

Owner Armaly Sponge Co

Household or kitchen utensils and containers; cookware and tableware, except forks, knives and spoons; combs and sponges; brushes, except paintbrushes; brush-making materials; articles for cleaning purposes; unworked or semi-worked glass, except building glass; glassware, porcelain and earthenware.

CLAMSHELL (Serial No. 78363767), Registration No. 2923361, is a registered US trademark filed on Feb 06, 2004 by Armaly Sponge Co. This trademark covers Class 021 (Household utensils, cookware & glassware).

Deadline expired: March 17, 2026

Mark Intelligence

CLAMSHELL (Reg. #2923361) is a registered US trademark that has been protecting its owner, Armaly Sponge Co, since 2004. The mark covers Class 021 (Household utensils, cookware & glassware). Goods and services include Household or kitchen utensils and containers; cookware and tableware, except forks, knives and spoons; combs and sponges.... The mark faced 1 opposition proceeding during prosecution.

FILED

Feb 06, 2004

SERIAL

78363767

REG#

2923361

REGISTERED

Feb 01, 2005

Filing Information

StatusREGISTERED

Filing DateFeb 06, 2004

Serial Number78363767

Registration No.2923361

Registration DateFeb 01, 2005

Status DateAug 13, 2024

Published for OppositionNov 09, 2004

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 021Household utensils, cookware & glassware

US codes: 002, 013, 023, 029, 030, 033, 040, 050

First use anywhere: Jun 10, 1980

First use in commerce: Jun 10, 1980

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

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

28 events

POST REGISTRATION ACTION MAILED NO RESPONSE REQUIRED

Sep 17, 2025

POST REGISTRATION ACTION MAILED NO RESPONSE REQUIRED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 15, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

Nov 15, 2024

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

Aug 13, 2024

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Aug 13, 2024

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Aug 13, 2024

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Aug 13, 2024

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

May 17, 2024

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

May 16, 2024

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Feb 01, 2024

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

TEAS SECTION 8 & 9 RECEIVED

Feb 01, 2024

TEAS SECTION 8 & 9 RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 24, 2017

TEAS CHANGE OF CORRESPONDENCE RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 13, 2015

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Feb 13, 2015

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Feb 13, 2015

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Feb 13, 2015

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

TEAS SECTION 8 & 9 RECEIVED

Jan 30, 2015

TEAS SECTION 8 & 9 RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 01, 2010

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Dec 01, 2010

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

TEAS SECTION 8 & 15 RECEIVED

Nov 11, 2010

TEAS SECTION 8 & 15 RECEIVED

REGISTERED-PRINCIPAL REGISTER

Feb 01, 2005

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Nov 09, 2004

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Oct 20, 2004

NOTICE OF PUBLICATION

LAW OFFICE PUBLICATION REVIEW COMPLETED

Sep 16, 2004

LAW OFFICE PUBLICATION REVIEW COMPLETED

ASSIGNED TO LIE

Sep 13, 2004

ASSIGNED TO LIE

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 07, 2004

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Aug 30, 2004

ASSIGNED TO EXAMINER

NEW APPLICATION ENTERED

Feb 18, 2004

NEW APPLICATION ENTERED

Other Marks by Armaly Sponge Co

Additional USPTO filings from the same owner.

SOF

SOFT GRIP

77578748

Armaly Sponge Co.

REGISTERED

WED

WEDGE EDGE

78776982

Armaly Sponge Co.

REGISTERED

BUG

BUGSTER

77594701

Armaly Sponge Co.

ABANDONED

LOG

LogoMark

77592420

Armaly Sponge Co.

ABANDONED

Other Marks in Class 021 — Household utensils, cookware & glassware

Recently filed and registered marks in the same international class.

CLA

CLAMSHELL

73205390

ARMALY SPONGE COMPANY

ABANDONED

CLA

CLAMTAINER PERFORMANCE CLAMSHELL

87907567

JAMESTOWN PLASTICS, INC.

REGISTERED

Other Marks by Paul R. Fransway

Additional USPTO filings handled by the same attorney of record.

LIN

LINEN ESCAPE

87014928

REGISTERED

SWO

SWOG

78920978

REGISTERED

BLI

BLISSFUL APPLE & CINNAMON

86926300

REGISTERED

FOR

FOREVER RASPBERRY

86945403

REGISTERED

CLAMSHELL

Run a conflict check

Other Marks by Armaly Sponge Co

Other Marks in Class 021 — Household utensils, cookware & glassware

Other Marks by Paul R. Fransway

Get pre-filing clearance

Search 14M+ trademarks

Resources

Company