Who owns the HAMMERLOK trademark?

The HAMMERLOK trademark is owned by COLUMBUS MCKINNON CORPORATION.

What class is the HAMMERLOK trademark registered in?

The HAMMERLOK trademark is registered in Class 013 (Firearms, ammunition & explosives).

What is the serial number for HAMMERLOK?

The USPTO serial number for HAMMERLOK is 71695889.

What is the registration number for HAMMERLOK?

HAMMERLOK is registered under USPTO registration number 629381.

Sealvo

Home Search: HAMMERLOKHAMMERLOK #71695889

Back

Updated Sep 27, 2026·9 searches this week

View on USPTO TSDR Find similar marks

HAM

USPTO Trademark Record

REGISTERED

HAMMERLOK

SN 71695889·Reg 629381·Filed Oct 05, 1955

Owner COLUMBUS MCKINNON CORPORATION

Firearms; ammunition and projectiles; explosives; fireworks.

HAMMERLOK (Serial No. 71695889), Registration No. 629381, is a registered US trademark filed on Oct 05, 1955 by COLUMBUS MCKINNON CORPORATION. This trademark covers Class 013 (Firearms, ammunition & explosives).

renewal grace 70y period: December 28, 202691 days remaining

Conflict Analysis

Full conflict analysis for HAMMERLOK (SN 71695889) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

HAMMERLOK (Reg. #629381) is a registered US trademark that has been protecting its owner, COLUMBUS MCKINNON CORPORATION, since 1955. The mark covers Class 013 (Firearms, ammunition & explosives). Goods and services include Firearms; ammunition and projectiles; explosives; fireworks..

FILED

Oct 05, 1955

SERIAL

71695889

REG#

629381

REGISTERED

Jun 26, 1956

Filing Information

StatusREGISTERED

Filing DateOct 05, 1955

Serial Number71695889

Registration No.629381

Registration DateJun 26, 1956

Status DateSep 13, 2016

Mark TypeStylized characters

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlySection 8 AcceptedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 013Firearms, ammunition & explosives

US codes: 013

First use anywhere: Aug 16, 1955

First use in commerce: Aug 16, 1955

Firearms; ammunition and projectiles; explosives; fireworks.

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

19 events

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

Jun 26, 2025

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

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Apr 22, 2021

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Mar 01, 2017

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 13, 2016

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Sep 13, 2016

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

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

Sep 13, 2016

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

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

Sep 13, 2016

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

TEAS SECTION 8 & 9 RECEIVED

Jun 22, 2016

TEAS SECTION 8 & 9 RECEIVED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Jan 28, 2015

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

CASE FILE IN TICRS

Jan 29, 2009

CASE FILE IN TICRS

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Dec 05, 2007

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

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

Sep 02, 2006

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

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Sep 02, 2006

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

ASSIGNED TO PARALEGAL

Aug 16, 2006

ASSIGNED TO PARALEGAL

PAPER RECEIVED

May 22, 2006

PAPER RECEIVED

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

May 22, 2006

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Mar 27, 1996

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8

Feb 16, 1996

REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Jun 26, 1976

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Other Marks by COLUMBUS MCKINNON CORPORATION

Additional USPTO filings from the same owner.

SHA

SHAW-BOX

72192304

COLUMBUS MCKINNON CORPORATION

REGISTERED

SHA

SHAW-BOX

72192305

COLUMBUS MCKINNON CORPORATION

REGISTERED

LOA

LOAD LIMITER

72165803

COLUMBUS MCKINNON CORPORATION

REGISTERED

LOA

LOAD SENTRY

73015517

COLUMBUS MCKINNON CORPORATION

REGISTERED

Other Marks by Mary OConnor

Additional USPTO filings handled by the same attorney of record.

VAL

VALUSTAR

74221860

REGISTERED

RIG

RIGGER

74396042

ABANDONED

ALT

ALTAMAR NETWORKS

76176668

ABANDONED

HAMMERLOK

Run a conflict check

Other Marks by COLUMBUS MCKINNON CORPORATION

Other Marks by Mary OConnor

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company