Who owns the RSK trademark?

The RSK trademark is owned by DOUG RITTER, LLC.

What class is the RSK trademark registered in?

The RSK trademark is registered in Class 008 (Hand tools, cutlery & side arms).

What is the serial number for RSK?

The USPTO serial number for RSK is 77652024.

What is the registration number for RSK?

RSK is registered under USPTO registration number 3682531.

Sealvo

Home Search: RSKRSK #77652024

Back

Updated Sep 16, 2026·38 searches this week

View on USPTO TSDR Find similar marks

RSK

USPTO Trademark Record

REGISTERED

RSK

SN 77652024·Reg 3682531·Filed Jan 19, 2009

Owner DOUG RITTER, LLC

Hand-operated hand tools and implements; cutlery; side arms, except firearms; razors.

RSK (Serial No. 77652024), Registration No. 3682531, is a registered US trademark filed on Jan 19, 2009 by DOUG RITTER, LLC. This trademark covers Class 008 (Hand tools, cutlery & side arms).

Section 8/9 declaration window: September 17, 2029

Conflict Analysis

Full conflict analysis for RSK (SN 77652024) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

RSK (Reg. #3682531) is a registered US trademark that has been protecting its owner, DOUG RITTER, LLC, since 2009. The mark covers Class 008 (Hand tools, cutlery & side arms). Goods and services include Hand-operated hand tools and implements; cutlery; side arms, except firearms; razors.. The mark faced 1 opposition proceeding during prosecution.

FILED

Jan 19, 2009

SERIAL

77652024

REG#

3682531

REGISTERED

Sep 15, 2009

Filing Information

StatusREGISTERED

Filing DateJan 19, 2009

Serial Number77652024

Registration No.3682531

Registration DateSep 15, 2009

Status DateSep 24, 2019

Published for OppositionJun 30, 2009

Filing Basis & Declarations

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

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 008Hand tools, cutlery & side arms

US codes: 023, 028, 044

First use anywhere: May 05, 2004

First use in commerce: May 05, 2004

Hand-operated hand tools and implements; cutlery; side arms, except firearms; razors.

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

37 events

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Aug 21, 2025

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Mar 09, 2025

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Mar 09, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 09, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 09, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Mar 09, 2025

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Mar 09, 2025

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Sep 24, 2019

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Sep 24, 2019

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Sep 24, 2019

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

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

Sep 16, 2019

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

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

Sep 13, 2019

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 13, 2019

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

Oct 12, 2018

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 25, 2018

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Sep 17, 2018

TEAS SECTION 8 & 9 RECEIVED

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

Sep 15, 2018

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

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

Sep 24, 2014

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

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

Sep 24, 2014

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 24, 2014

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 15 RECEIVED

Sep 16, 2014

TEAS SECTION 8 & 15 RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Oct 03, 2009

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Oct 03, 2009

TEAS CHANGE OF OWNER ADDRESS RECEIVED

REGISTERED-PRINCIPAL REGISTER

Sep 15, 2009

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jun 30, 2009

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Jun 10, 2009

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

May 26, 2009

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO LIE

May 26, 2009

ASSIGNED TO LIE

LAW OFFICE PUBLICATION REVIEW COMPLETED

May 26, 2009

LAW OFFICE PUBLICATION REVIEW COMPLETED

TEAS/EMAIL CORRESPONDENCE ENTERED

May 13, 2009

TEAS/EMAIL CORRESPONDENCE ENTERED

CORRESPONDENCE RECEIVED IN LAW OFFICE

May 12, 2009

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

May 12, 2009

TEAS RESPONSE TO OFFICE ACTION RECEIVED

ASSIGNED TO EXAMINER

Mar 29, 2009

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Mar 29, 2009

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Mar 29, 2009

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Mar 29, 2009

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION ENTERED

Jan 22, 2009

NEW APPLICATION ENTERED

Other Marks by DOUG RITTER, LLC

Additional USPTO filings from the same owner.

EQU

EQUIPPED TO SURVIVE

76442436

DOUG RITTER, LLC

REGISTERED

KNI

KNIFE RIGHTS

85690631

DOUG RITTER, LLC

REGISTERED

Other Marks in Class 008 — Hand tools, cutlery & side arms

Recently filed and registered marks in the same international class.

RSK

RSK-MK5

77583043

GB II Corporation

ABANDONED

Other Marks by Matthew T. Kramer

Additional USPTO filings handled by the same attorney of record.

RAN

RANGE CONDUCTOR

99197829

REGISTERED

SLI

SLINGUINI

98173992

REGISTERED

SPY

SPYDER

85900400

REGISTERED

LOV

LOVE YOURSELF LOVE THE WORLD

88088985

REGISTERED

RSK

Run a conflict check

Other Marks by DOUG RITTER, LLC

Other Marks in Class 008 — Hand tools, cutlery & side arms

Other Marks by Matthew T. Kramer

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company