Who owns the PHI SIGMA PHI trademark?

The PHI SIGMA PHI trademark is owned by Phi Sigma Phi National Fraternity, Inc..

What class is the PHI SIGMA PHI trademark registered in?

The PHI SIGMA PHI trademark is registered in Class 200 (Class 200).

What is the serial number for PHI SIGMA PHI?

The USPTO serial number for PHI SIGMA PHI is 74661072.

What is the registration number for PHI SIGMA PHI?

PHI SIGMA PHI is registered under USPTO registration number 1964138.

Sealvo

Home Search: PHI SIGMA PHIPHI SIGMA PHI #74661072

Back

Updated Sep 25, 2026·20 searches this week

View on USPTO TSDR Find similar marks

PHI

USPTO Trademark Record

REGISTERED

PHI SIGMA PHI

SN 74661072·Reg 1964138·Filed Apr 14, 1995

Owner Phi Sigma Phi National Fraternity, Inc.

PHI SIGMA PHI (Serial No. 74661072), Registration No. 1964138, is a registered US trademark filed on Apr 14, 1995 by Phi Sigma Phi National Fraternity, Inc.. This trademark covers Class 200 (Class 200).

Section 8/9 declaration window: March 26, 2036

Conflict Analysis

Full conflict analysis for PHI SIGMA PHI (SN 74661072) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

PHI SIGMA PHI (Reg. #1964138) is a registered US trademark that has been protecting its owner, Phi Sigma Phi National Fraternity, Inc., since 1995. The mark covers Class 200 (Class 200). The mark faced 1 opposition proceeding during prosecution.

FILED

Apr 14, 1995

SERIAL

74661072

REG#

1964138

REGISTERED

Mar 26, 1996

Filing Information

StatusREGISTERED

Filing DateApr 14, 1995

Serial Number74661072

Registration No.1964138

Registration DateMar 26, 1996

Status DateSep 13, 2025

Published for OppositionJan 02, 1996

Filing Basis & Declarations

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

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 200Class 200

US codes: 200

First use anywhere: Jan 24, 1990

First use in commerce: Jan 24, 1990

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

30 events

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

Sep 13, 2025

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

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Sep 13, 2025

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

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

Sep 13, 2025

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

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

Sep 03, 2025

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 01, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

Sep 01, 2025

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Aug 23, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Apr 16, 2025

TEAS SECTION 8 & 9 RECEIVED

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

Mar 26, 2025

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jan 05, 2016

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jan 05, 2016

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Oct 27, 2015

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Oct 27, 2015

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Oct 27, 2015

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Oct 27, 2015

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

TEAS SECTION 8 & 9 RECEIVED

Sep 17, 2015

TEAS SECTION 8 & 9 RECEIVED

CASE FILE IN TICRS

Aug 15, 2006

CASE FILE IN TICRS

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

Jun 24, 2006

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Jun 24, 2006

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

ASSIGNED TO PARALEGAL

Jun 21, 2006

ASSIGNED TO PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Mar 29, 2006

TEAS SECTION 8 & 9 RECEIVED

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

Mar 29, 2006

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

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

Oct 16, 2001

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

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

Sep 20, 2001

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

REGISTERED-PRINCIPAL REGISTER

Mar 26, 1996

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jan 02, 1996

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Dec 01, 1995

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 25, 1995

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINER'S AMENDMENT MAILED

Sep 18, 1995

EXAMINER'S AMENDMENT MAILED

ASSIGNED TO EXAMINER

Sep 01, 1995

ASSIGNED TO EXAMINER

Other Marks by Phi Sigma Phi National Fraternity, Inc.

Additional USPTO filings from the same owner.

LOG

LogoMark

86746890

Phi Sigma Phi National Fraternity, Inc.,

REGISTERED

LOG

LogoMark

86746717

Phi Sigma Phi National Fraternity, Inc.

REGISTERED

LOG

LogoMark

86746610

Phi Sigma Phi National Fraternity, Inc.

REGISTERED

LOG

LogoMark

75184448

Phi Sigma Phi National Fraternity, Inc.

REGISTERED

Other Marks in Class 200 — Class 200

Recently filed and registered marks in the same international class.

SIG

SIGMA PHI SIGMA

97382249

SIGMA PHI SIGMA FRATERNITY ALUMNI ASSOCIATION, INC.

REGISTERED

PHI

PHI SIGMA SIGMA

77123185

Phi Sigma Sigma Inc.

REGISTERED

ALP

ALPHA SIGMA PHI

74730641

Alpha Sigma Phi Fraternity

REGISTERED

DEL

DELTA SIGMA PHI

78518744

The Delta Sigma Phi Fraternity

REGISTERED

Other Marks by Brian A. Hall

Additional USPTO filings handled by the same attorney of record.

DRE

DREAMER MANAGEMENT

99402693

REGISTERED

SHI

SHIPPINGEASY

87131268

REGISTERED

CAM

CAMWOOD

88535960

REGISTERED

SPI

SPIRIT PIECES

87179979

REGISTERED

PHI SIGMA PHI

Run a conflict check

Other Marks by Phi Sigma Phi National Fraternity, Inc.

Other Marks in Class 200 — Class 200

Other Marks by Brian A. Hall

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company