Who owns the 'EYYUN trademark?

The 'EYYUN trademark is owned by SIGMA PHI EPSILON FRATERNITY.

What class is the 'EYYUN trademark registered in?

The 'EYYUN trademark is registered in Class 100 (Class 100).

What is the serial number for 'EYYUN?

The USPTO serial number for 'EYYUN is 71598045.

What is the registration number for 'EYYUN?

'EYYUN is registered under USPTO registration number 581393.

Sealvo

Home Search: 'EYYUN'EYYUN #71598045

Back

Updated Sep 27, 2026·40 searches this week

View on USPTO TSDR Find similar marks

EYY

USPTO Trademark Record

REGISTERED

'EYYUN

SN 71598045·Reg 581393·Filed May 24, 1950

Owner SIGMA PHI EPSILON FRATERNITY

'EYYUN (Serial No. 71598045), Registration No. 581393, is a registered US trademark filed on May 24, 1950 by SIGMA PHI EPSILON FRATERNITY. This trademark covers Class 100 (Class 100).

Section 8/9 declaration window: October 20, 2033

Conflict Analysis

Full conflict analysis for 'EYYUN (SN 71598045) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

'EYYUN (Reg. #581393) is a registered US trademark that has been protecting its owner, SIGMA PHI EPSILON FRATERNITY, since 1950. The mark covers Class 100 (Class 100).

FILED

May 24, 1950

SERIAL

71598045

REG#

581393

REGISTERED

Oct 20, 1953

Filing Information

StatusREGISTERED

Filing DateMay 24, 1950

Serial Number71598045

Registration No.581393

Registration DateOct 20, 1953

Status DateMay 22, 2023

Next RenewalOctober 20, 2033

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 Acknowledged

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 100Class 100

US codes: 100

First use anywhere: Nov 30, 1907

First use in commerce: Nov 30, 1907

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

35 events

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

Jul 06, 2026

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 06, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 06, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

May 22, 2023

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

May 22, 2023

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

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

May 22, 2023

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

REGISTERED AND RENEWED (FIFTH RENEWAL - 10 YRS)

May 22, 2023

REGISTERED AND RENEWED (FIFTH RENEWAL - 10 YRS)

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

May 22, 2023

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

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

May 15, 2023

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

May 13, 2023

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

May 13, 2023

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

May 08, 2023

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

May 04, 2023

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Oct 21, 2022

TEAS SECTION 8 & 9 RECEIVED

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

Oct 20, 2022

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Aug 23, 2021

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Aug 23, 2021

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Aug 23, 2021

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 23, 2021

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Aug 23, 2021

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 20, 2013

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Feb 20, 2013

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

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

Feb 20, 2013

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

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

Feb 20, 2013

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

TEAS SECTION 8 & 9 RECEIVED

Jan 30, 2013

TEAS SECTION 8 & 9 RECEIVED

CASE FILE IN TICRS

Oct 15, 2008

CASE FILE IN TICRS

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

Dec 27, 2003

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

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Dec 27, 2003

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

TEAS SECTION 8 & 9 RECEIVED

Oct 16, 2003

TEAS SECTION 8 & 9 RECEIVED

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

Oct 16, 2003

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Jan 05, 1994

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

RESPONSE RECEIVED TO POST REG. ACTION

Nov 19, 1993

RESPONSE RECEIVED TO POST REG. ACTION

POST REGISTRATION ACTION MAILED - SEC. 9

Nov 10, 1993

POST REGISTRATION ACTION MAILED - SEC. 9

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

Sep 17, 1993

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

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Oct 20, 1973

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Other Marks by SIGMA PHI EPSILON FRATERNITY

Additional USPTO filings from the same owner.

BAL

BALANCED MAN PROGRAM

86659672

Sigma Phi Epsilon Fraternity

REGISTERED

RAI

RAISE YOUR BAR SIGEP

98399036

Sigma Phi Epsilon Fraternity

REGISTERED

RAI

RAISE YOUR BAR

98399040

Sigma Phi Epsilon Fraternity

REGISTERED

LOG

LogoMark

72453635

SIGMA PHI EPSILON FRATERNITY

REGISTERED

Other Marks by Ian Titley

Additional USPTO filings handled by the same attorney of record.

BES

BEST OF VIRGINIA

99494211

REGISTERED

LAD

LADYBUG FUND

76627010

REGISTERED

SAN

SANOVA.CO

99310501

REGISTERED

CUR

CURLY GIRL

85633931

REGISTERED

'EYYUN

Run a conflict check

Other Marks by SIGMA PHI EPSILON FRATERNITY

Other Marks by Ian Titley

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company