Who owns the LONGSTRING trademark?

The LONGSTRING trademark is owned by EF COMPOSITE TECHNOLOGIES, L.P..

What class is the LONGSTRING trademark registered in?

The LONGSTRING trademark is registered in Class 028 (Games, toys & sporting goods).

What is the serial number for LONGSTRING?

The USPTO serial number for LONGSTRING is 75210200.

What is the registration number for LONGSTRING?

LONGSTRING is registered under USPTO registration number 2176195.

Sealvo

Home Search: LONGSTRINGLONGSTRING #75210200

Back

Updated Sep 29, 2026·22 searches this week

View on USPTO TSDR Find similar marks

LON

USPTO Trademark Record

REGISTERED

LONGSTRING

SN 75210200·Reg 2176195·Filed Dec 09, 1996

Owner EF COMPOSITE TECHNOLOGIES, L.P.

Games, toys and playthings; video game apparatus; gymnastic and sporting articles; decorations for Christmas trees.

LONGSTRING (Serial No. 75210200), Registration No. 2176195, is a registered US trademark filed on Dec 09, 1996 by EF COMPOSITE TECHNOLOGIES, L.P.. This trademark covers Class 028 (Games, toys & sporting goods).

Section 8/9 declaration window: July 28, 2028

Conflict Analysis

Full conflict analysis for LONGSTRING (SN 75210200) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

LONGSTRING (Reg. #2176195) is a registered US trademark that has been protecting its owner, EF COMPOSITE TECHNOLOGIES, L.P., since 1996. The mark covers Class 028 (Games, toys & sporting goods). Goods and services include Games, toys and playthings; video game apparatus; gymnastic and sporting articles; decorations for Christmas trees.. The mark faced 4 opposition proceedings during prosecution.

FILED

Dec 09, 1996

SERIAL

75210200

REG#

2176195

REGISTERED

Jul 28, 1998

Filing Information

StatusREGISTERED

Filing DateDec 09, 1996

Serial Number75210200

Registration No.2176195

Registration DateJul 28, 1998

Status DateJul 26, 2018

Published for OppositionSep 23, 1997

Filing Basis & Declarations

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

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 028Games, toys & sporting goods

US codes: 022, 023, 038, 050

First use anywhere: Aug 30, 1995

First use in commerce: Sep 07, 1995

Games, toys and playthings; video game apparatus; gymnastic and sporting articles; decorations for Christmas trees.

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

27 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jul 26, 2018

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Jul 26, 2018

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Jul 26, 2018

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Jul 26, 2018

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

TEAS SECTION 8 & 9 RECEIVED

Jul 13, 2018

TEAS SECTION 8 & 9 RECEIVED

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

Jul 28, 2017

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

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

Aug 13, 2008

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

ASSIGNED TO PARALEGAL

Aug 13, 2008

ASSIGNED TO PARALEGAL

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Aug 13, 2008

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

TEAS SECTION 8 & 9 RECEIVED

Jul 28, 2008

TEAS SECTION 8 & 9 RECEIVED

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

Mar 25, 2005

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

EMAIL RECEIVED

Jan 13, 2005

EMAIL RECEIVED

Jan 13, 2005

EMAIL RECEIVED

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

Aug 02, 2004

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 22, 2004

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 31, 2004

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED-PRINCIPAL REGISTER

Jul 28, 1998

REGISTERED-PRINCIPAL REGISTER

OPPOSITION DISMISSED NO. 999999

Jun 12, 1998

OPPOSITION DISMISSED NO. 999999

OPPOSITION TERMINATED NO. 999999

Jun 12, 1998

OPPOSITION TERMINATED NO. 999999

OPPOSITION INSTITUTED NO. 999999

Jan 23, 1998

OPPOSITION INSTITUTED NO. 999999

EXTENSION OF TIME TO OPPOSE RECEIVED

Oct 21, 1997

EXTENSION OF TIME TO OPPOSE RECEIVED

PUBLISHED FOR OPPOSITION

Sep 23, 1997

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Aug 22, 1997

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 19, 1997

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINER'S AMENDMENT MAILED

Jul 17, 1997

EXAMINER'S AMENDMENT MAILED

ASSIGNED TO EXAMINER

Jul 14, 1997

ASSIGNED TO EXAMINER

Jul 14, 1997

ASSIGNED TO EXAMINER

Other Marks by EF COMPOSITE TECHNOLOGIES, L.P.

Additional USPTO filings from the same owner.

EFO

E-FORCE

86448466

EF Composite Technologies, L.P.

REGISTERED

POW

POWER BOOSTERS

86295819

EF Composite Technologies, L.P.

REGISTERED

EFO

E-FORCE

76453469

EF Composite Technologies, L.P.

REGISTERED

DUA

DUAL CYLINDER

78848301

EF Composite Technologies, L.P.

ABANDONED

Other Marks in Class 028 — Games, toys & sporting goods

Recently filed and registered marks in the same international class.

LON

LONGSTRING

78460580

EF Composite Technologies, L.P.

ABANDONED

BER

BERGELIN LONGSTRING

73550997

BLS TENNIS RACQUETS HANDELS-GMBH & CO. KG.

ABANDONED

Other Marks by Jefferson Perkins

Additional USPTO filings handled by the same attorney of record.

BUG

BUGLES ACROSS AMERICA

99606057

REGISTERED

LEU

LEUKEMIA RESEARCH FOUNDATION

99609644

REGISTERED

GOD

GOD PROBLEMS

99356165

REGISTERED

VER

VERSA-LINER

98885079

REGISTERED

LONGSTRING

Run a conflict check

Other Marks by EF COMPOSITE TECHNOLOGIES, L.P.

Other Marks in Class 028 — Games, toys & sporting goods

Other Marks by Jefferson Perkins

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company