Who owns the SIGMA PHI trademark?

The SIGMA PHI trademark is owned by SIGMA PHI SOCIETY.

What class is the SIGMA PHI trademark registered in?

The SIGMA PHI trademark is registered in Class 100 (Class 100).

What is the serial number for SIGMA PHI?

The USPTO serial number for SIGMA PHI is 71666790.

What is the registration number for SIGMA PHI?

SIGMA PHI is registered under USPTO registration number 607424.

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Home Search: SIGMA PHISIGMA PHI #71666790

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Updated Oct 19, 2026·37 searches this week

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SIG

USPTO Trademark Record

REGISTERED

SIGMA PHI

SN 71666790·Reg 607424·Filed

Owner SIGMA PHI SOCIETY

SIGMA PHI (Serial No. 71666790), Registration No. 607424, is a registered US trademark by SIGMA PHI SOCIETY. This trademark covers Class 100 (Class 100).

Section 8/9 declaration window: June 14, 2035

Mark Intelligence

SIGMA PHI (Reg. #607424) is a registered US trademark that has been protecting its owner, SIGMA PHI SOCIETY, since its filing date. The mark covers Class 100 (Class 100).

FILED

SERIAL

71666790

REG#

607424

Filing Information

StatusREGISTERED

Serial Number71666790

Registration No.607424

Status DateSep 11, 2024

Next RenewalJune 14, 2035

Mark TypeStylized characters

Status DescriptionLive and registered, renewed

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: Feb 28, 1827

First use in commerce: Nov 30, 1833

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

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Status History

21 events

NOTICE OF SUIT

Mar 05, 2026

NOTICE OF SUIT

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 11, 2024

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Sep 11, 2024

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

REGISTERED AND RENEWED (FIFTH RENEWAL - 10 YRS)

Sep 11, 2024

REGISTERED AND RENEWED (FIFTH RENEWAL - 10 YRS)

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

Sep 11, 2024

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

TEAS SECTION 8 & 9 RECEIVED

Jun 27, 2024

TEAS SECTION 8 & 9 RECEIVED

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

Jun 14, 2024

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

NOTICE OF SUIT

Apr 23, 2021

NOTICE OF SUIT

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jan 23, 2015

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Jan 23, 2015

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

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

Jan 23, 2015

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

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

Jan 23, 2015

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

TEAS SECTION 8 & 9 RECEIVED

Jan 06, 2015

TEAS SECTION 8 & 9 RECEIVED

ASSIGNED TO PARALEGAL

Jul 15, 2005

ASSIGNED TO PARALEGAL

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

Jul 15, 2005

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

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Jul 15, 2005

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

PAPER RECEIVED

May 25, 2005

PAPER RECEIVED

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

May 25, 2005

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

May 31, 1995

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Mar 16, 1995

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

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Jun 14, 1975

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

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