Who owns the OPUS C trademark?

The OPUS C trademark is owned by MARATHON MANUFACTURING LLC.

What class is the OPUS C trademark registered in?

The OPUS C trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for OPUS C?

The USPTO serial number for OPUS C is 86669128.

What is the registration number for OPUS C?

OPUS C is registered under USPTO registration number 5352881.

Sealvo

Home Search: OPUS COPUS C #86669128

Back

Updated Oct 12, 2026·28 searches this week

View on USPTO TSDR Find similar marks

OPU

USPTO Trademark Record

ABANDONED

OPUS C

SN 86669128·Reg 5352881·Filed Jun 20, 2015

Owner MARATHON MANUFACTURING LLC

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

OPUS C (Serial No. 86669128), Registration No. 5352881, is a abandoned US trademark filed on Jun 20, 2015 by MARATHON MANUFACTURING LLC. This trademark covers Class 042 (Scientific, technology & SaaS services).

Mark Intelligence

OPUS C (Reg. #5352881) is an abandoned US trademark that was filed in 2015 but has since been abandoned. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jun 20, 2015

SERIAL

86669128

REG#

5352881

REGISTERED

Dec 12, 2017

Filing Information

StatusABANDONED

Filing DateJun 20, 2015

Serial Number86669128

Registration No.5352881

Registration DateDec 12, 2017

Status DateJun 28, 2024

Published for OppositionSep 26, 2017

Filing Basis & Declarations

Filed as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Mar 10, 2015

First use in commerce: Mar 10, 2015

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

48 events

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jun 04, 2025

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

CANCELLED SEC. 8 (6-YR)

Jun 28, 2024

CANCELLED SEC. 8 (6-YR)

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Dec 12, 2022

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Mar 04, 2020

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Mar 04, 2020

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 04, 2020

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 04, 2020

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Mar 04, 2020

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Mar 01, 2020

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Mar 01, 2020

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 01, 2020

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 01, 2020

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Mar 01, 2020

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Mar 01, 2020

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Mar 01, 2020

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 01, 2020

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 01, 2020

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Mar 01, 2020

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 02, 2018

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 02, 2018

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

REGISTERED-PRINCIPAL REGISTER

Dec 12, 2017

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Sep 26, 2017

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 26, 2017

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 06, 2017

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

TEAS/EMAIL CORRESPONDENCE ENTERED

Aug 16, 2017

TEAS/EMAIL CORRESPONDENCE ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 16, 2017

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Aug 15, 2017

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Aug 15, 2017

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION WRITTEN

Feb 15, 2017

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Feb 15, 2017

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Feb 15, 2017

NOTIFICATION OF NON-FINAL ACTION E-MAILED

REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED

Aug 05, 2016

REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED

TEAS/EMAIL CORRESPONDENCE ENTERED

Feb 03, 2016

TEAS/EMAIL CORRESPONDENCE ENTERED

SUSPENSION LETTER WRITTEN

Feb 03, 2016

SUSPENSION LETTER WRITTEN

LETTER OF SUSPENSION E-MAILED

Feb 03, 2016

LETTER OF SUSPENSION E-MAILED

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

Feb 03, 2016

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Feb 02, 2016

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 02, 2016

CORRESPONDENCE RECEIVED IN LAW OFFICE

ASSIGNED TO EXAMINER

Sep 28, 2015

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Sep 28, 2015

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Sep 28, 2015

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Sep 28, 2015

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NON-FINAL ACTION WRITTEN

Sep 28, 2015

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Sep 28, 2015

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Sep 28, 2015

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NOTICE OF DESIGN SEARCH CODE E-MAILED

Jun 26, 2015

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 25, 2015

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jun 24, 2015

NEW APPLICATION ENTERED

Other Marks in Class 042 — Scientific, technology & SaaS services

Recently filed and registered marks in the same international class.

OPU

OPUS

98516296

OPUS HERITAGE, L.L.C.

REGISTERED

OPU

OPUS

79212222

Opus IVS Inc.

REGISTERED

OPU

OPUS

79211029

Opus IVS Inc.

REGISTERED

OPU

OPUS

90339079

OPUS IMMERSIVE, INC.

REGISTERED

Other Marks by Mohammad S. Rahman

Additional USPTO filings handled by the same attorney of record.

FHF

FHFA HPI

88522280

REGISTERED

FHF

FHFA HOUSE PRICE INDEX

88533284

REGISTERED

LOG

LogoMark

88642116

REGISTERED

DYN

DYNO

86914307

REGISTERED

OPUS C

Run a conflict check

Other Marks in Class 042 — Scientific, technology & SaaS services

Other Marks by Mohammad S. Rahman

Get pre-filing clearance

Search 14M+ trademarks

Resources

Company