Who owns the TSP trademark?

The TSP trademark is owned by KEITHLEY INSTRUMENTS, LLC.

What class is the TSP trademark registered in?

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

What is the serial number for TSP?

The USPTO serial number for TSP is 78593520.

What is the registration number for TSP?

TSP is registered under USPTO registration number 3389794.

TSP

USPTO Trademark Record

REGISTERED

TSP

SN 78593520·Reg 3389794·Filed Mar 23, 2005

Owner KEITHLEY INSTRUMENTS, LLC

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.

TSP (Serial No. 78593520), Registration No. 3389794, is a registered US trademark filed on Mar 23, 2005 by KEITHLEY INSTRUMENTS, LLC. This trademark covers Class 009 (Electronics, software & scientific instruments).

Section 8/9 declaration window: February 28, 2028

Mark Intelligence

TSP (Reg. #3389794) is a registered US trademark that has been protecting its owner, KEITHLEY INSTRUMENTS, LLC, since 2005. The mark covers Class 009 (Electronics, software & scientific instruments). Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 23, 2005

SERIAL

78593520

REG#

3389794

REGISTERED

Feb 26, 2008

Owner

Applicant

KEITHLEY INSTRUMENTS, LLC

Entity

LLC

State

Address

28775 AURORA ROAD, SOLON, OH, 44139

Country

Attorney

NameDanielle Mattessich

Law firm

Danielle Mattessich Merchant & Gould P.C.

Address

150 South Fifth Street, Suite 2200, Minneapolis, MN 55402, United States

Get pre-filing clearance

AI attorney analyzes your proposed mark against USPTO — Go/No-Go verdict, class-by-class risks, and strategy recommendations.

Run clearance

Filing Information

StatusREGISTERED

Filing DateMar 23, 2005

Serial Number78593520

Registration No.3389794

Registration DateFeb 26, 2008

Status DateNov 09, 2017

Published for OppositionJun 27, 2006

Next RenewalFebruary 28, 2028

Mark TypeStandard characters

Status DescriptionLive and registered, renewed

Filing Signals

FILED

2005

YEARS AGO

21y

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

Search 14M+ trademarks

Free USPTO lookups by name, owner, or serial number. No account needed.

Search now

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

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

First use anywhere: Apr 01, 2006

First use in commerce: Apr 01, 2006

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

Status History

55 events

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Sep 25, 2026

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Sep 25, 2026

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Sep 25, 2026

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 25, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 25, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Sep 16, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 16, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 16, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Sep 16, 2025

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 09, 2017

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Nov 09, 2017

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Nov 09, 2017

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Nov 09, 2017

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

TEAS SECTION 8 & 9 RECEIVED

Oct 13, 2017

TEAS SECTION 8 & 9 RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 07, 2017

TEAS CHANGE OF CORRESPONDENCE RECEIVED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jul 26, 2017

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

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

Feb 26, 2017

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

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

Aug 19, 2016

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Aug 19, 2016

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 10, 2014

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Feb 10, 2014

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

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

Feb 10, 2014

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

TEAS SECTION 8 & 15 RECEIVED

Jan 30, 2014

TEAS SECTION 8 & 15 RECEIVED

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

Jan 30, 2014

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

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

Sep 20, 2011

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 20, 2011

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

REGISTERED-PRINCIPAL REGISTER

Feb 26, 2008

REGISTERED-PRINCIPAL REGISTER

ASSIGNED TO LIE

Jan 23, 2008

ASSIGNED TO LIE

LAW OFFICE REGISTRATION REVIEW COMPLETED

Jan 23, 2008

LAW OFFICE REGISTRATION REVIEW COMPLETED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Dec 10, 2007

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Dec 07, 2007

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 07, 2007

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Dec 07, 2007

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO EXAMINER

Jul 06, 2007

ASSIGNED TO EXAMINER

SU - NON-FINAL ACTION - WRITTEN

Jul 06, 2007

SU - NON-FINAL ACTION - WRITTEN

NON-FINAL ACTION MAILED

Jul 06, 2007

NON-FINAL ACTION MAILED

STATEMENT OF USE PROCESSING COMPLETE

Jun 26, 2007

STATEMENT OF USE PROCESSING COMPLETE

TEAS STATEMENT OF USE RECEIVED

Mar 16, 2007

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Mar 16, 2007

USE AMENDMENT FILED

NOA MAILED - SOU REQUIRED FROM APPLICANT

Sep 19, 2006

NOA MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Jun 27, 2006

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Jun 07, 2006

NOTICE OF PUBLICATION

LAW OFFICE PUBLICATION REVIEW COMPLETED

May 09, 2006

LAW OFFICE PUBLICATION REVIEW COMPLETED

ASSIGNED TO LIE

May 05, 2006

ASSIGNED TO LIE

EXAMINERS AMENDMENT -WRITTEN

May 01, 2006

EXAMINERS AMENDMENT -WRITTEN

EXAMINER'S AMENDMENT ENTERED

May 01, 2006

EXAMINER'S AMENDMENT ENTERED

EXAMINERS AMENDMENT MAILED

May 01, 2006

EXAMINERS AMENDMENT MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

May 01, 2006

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Apr 28, 2006

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Apr 18, 2006

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 18, 2006

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Oct 18, 2005

NON-FINAL ACTION MAILED

ASSIGNED TO EXAMINER

Oct 17, 2005

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Oct 17, 2005

NON-FINAL ACTION WRITTEN

NEW APPLICATION ENTERED

Mar 29, 2005

NEW APPLICATION ENTERED

TSP

Get pre-filing clearance

Search 14M+ trademarks

Run a conflict check

Other Marks by KEITHLEY INSTRUMENTS, LLC

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

Other Marks by Danielle Mattessich

Industries

USPTO Deadlines

Compare

Resources

Company