Who owns the 50SEQ trademark?

The 50SEQ trademark is owned by MED FUSION, LLC.

What is the serial number for 50SEQ?

The USPTO serial number for 50SEQ is 86400610.

What is the registration number for 50SEQ?

50SEQ is registered under USPTO registration number 4989321.

Sealvo

Home Search: 50SEQ50SEQ #86400610

Back

Updated Sep 17, 2026·35 searches this week

View on USPTO TSDR Find similar marks

50S

USPTO Trademark Record

REGISTERED

50SEQ

Q: What class is the 50SEQ trademark registered in?

The 50SEQ trademark is registered in Class 042 (Scientific, technology & SaaS services), Class 044 (Medical, veterinary & beauty care services).

SN 86400610·Reg 4989321·Filed Sep 19, 2014

Owner MED FUSION, 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.; Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, aquaculture, horticulture and forestry services.

50SEQ (Serial No. 86400610), Registration No. 4989321, is a registered US trademark filed on Sep 19, 2014 by MED FUSION, LLC. This trademark covers Class 042 (Scientific, technology & SaaS services), Class 044 (Medical, veterinary & beauty care services).

renewal grace 10y period: December 28, 2026101 days remaining

Conflict Analysis

Full conflict analysis for 50SEQ (SN 86400610) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

50SEQ (Reg. #4989321) is a registered US trademark that has been protecting its owner, MED FUSION, LLC, since 2014. The mark covers Class 042 (Scientific, technology & SaaS services) and Class 044 (Medical, veterinary & beauty care services) respectively. 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

Sep 19, 2014

SERIAL

86400610

REG#

4989321

REGISTERED

Jun 28, 2016

Filing Information

StatusREGISTERED

Filing DateSep 19, 2014

Serial Number86400610

Registration No.4989321

Registration DateJun 28, 2016

Status DateJan 13, 2023

Published for OppositionAug 25, 2015

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlySection 8 AcceptedSection 15 Acknowledged

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Aug 31, 2014

First use in commerce: Aug 31, 2014

Class 044Medical, veterinary & beauty care services

US codes: 100, 101

First use anywhere: Aug 31, 2014

First use in commerce: Aug 31, 2014

Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, aquaculture, horticulture and forestry services.

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

31 events

TEAS SECTION 8 & 9 RECEIVED

Jun 26, 2026

TEAS SECTION 8 & 9 RECEIVED

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

Jun 28, 2025

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jan 13, 2023

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Jan 13, 2023

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

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

Jan 13, 2023

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

TEAS SECTION 8 & 15 RECEIVED

Jun 28, 2022

TEAS SECTION 8 & 15 RECEIVED

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

Jun 28, 2021

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Apr 19, 2018

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

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

Apr 19, 2018

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

REGISTERED-PRINCIPAL REGISTER

Jun 28, 2016

REGISTERED-PRINCIPAL REGISTER

NOTICE OF ACCEPTANCE OF STATEMENT OF USE MAILED

May 26, 2016

NOTICE OF ACCEPTANCE OF STATEMENT OF USE MAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

May 25, 2016

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

STATEMENT OF USE PROCESSING COMPLETE

May 24, 2016

STATEMENT OF USE PROCESSING COMPLETE

CASE ASSIGNED TO INTENT TO USE PARALEGAL

May 17, 2016

CASE ASSIGNED TO INTENT TO USE PARALEGAL

TEAS STATEMENT OF USE RECEIVED

Apr 19, 2016

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Apr 19, 2016

USE AMENDMENT FILED

NOA MAILED - SOU REQUIRED FROM APPLICANT

Oct 20, 2015

NOA MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Aug 25, 2015

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Aug 05, 2015

NOTICE OF PUBLICATION

ASSIGNED TO LIE

Jul 21, 2015

ASSIGNED TO LIE

LAW OFFICE PUBLICATION REVIEW COMPLETED

Jul 21, 2015

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 08, 2015

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Jul 07, 2015

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jul 06, 2015

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jul 06, 2015

CORRESPONDENCE RECEIVED IN LAW OFFICE

PRIORITY ACTION WRITTEN

Jan 08, 2015

PRIORITY ACTION WRITTEN

PRIORITY ACTION MAILED

Jan 08, 2015

PRIORITY ACTION MAILED

ASSIGNED TO EXAMINER

Jan 05, 2015

ASSIGNED TO EXAMINER

NOTICE OF PSEUDO MARK MAILED

Oct 01, 2014

NOTICE OF PSEUDO MARK MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 30, 2014

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 23, 2014

NEW APPLICATION ENTERED

Other Marks by MED FUSION, LLC

Additional USPTO filings from the same owner.

MEL

MELANOMASEQPLUS

87026516

Med Fusion, LLC

REGISTERED

HEM

HEMESEQ

87173384

MED FUSION, LLC

REGISTERED

MEL

MELANOMASEQ

86400633

MED FUSION, LLC

REGISTERED

ELA

ELABSPORTAL

86400675

MED FUSION, LLC

REGISTERED

Other Marks by Karen C. Kline

Additional USPTO filings handled by the same attorney of record.

FLO

FLORIDA BURRITO

99431230

REGISTERED

PFP

PF PLUMBING

99281784

REGISTERED

MEG

MEGAZIP

98894029

REGISTERED

LUN

LUNGSEQ

86400243

REGISTERED

50SEQ

Run a conflict check

Other Marks by MED FUSION, LLC

Other Marks by Karen C. Kline

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company