Who owns the K trademark?

The K trademark is owned by Phi Kappa Sigma Fraternity, Inc.

What class is the K trademark registered in?

The K trademark is registered in Class 014 (Precious metals, jewelry, clocks & watches), Class 200 (Class 200).

What is the serial number for K?

The USPTO serial number for K is 90018170.

What is the registration number for K?

K is registered under USPTO registration number 6250727.

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Updated Oct 20, 2026·38 searches this week

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USPTO Trademark Record

REGISTERED

K

SN 90018170·Reg 6250727·Filed Jun 24, 2020

Owner Phi Kappa Sigma Fraternity, Inc

Precious metals and their alloys; jewellery, precious and semi-precious stones; horological and chronometric instruments.

K (Serial No. 90018170), Registration No. 6250727, is a registered US trademark filed on Jun 24, 2020 by Phi Kappa Sigma Fraternity, Inc. This trademark covers Class 014 (Precious metals, jewelry, clocks & watches), Class 200 (Class 200).

Section 8/9 declaration window: January 20, 2031

Mark Intelligence

K (Reg. #6250727) is a registered US trademark that has been protecting its owner, Phi Kappa Sigma Fraternity, Inc, since 2020. The mark covers Class 014 (Precious metals, jewelry, clocks & watches) and Class 200 (Class 200) respectively. Goods and services include Precious metals and their alloys; jewellery, precious and semi-precious stones; horological and chronometric instruments.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jun 24, 2020

SERIAL

90018170

REG#

6250727

REGISTERED

Jan 19, 2021

Filing Information

StatusREGISTERED

Filing DateJun 24, 2020

Serial Number90018170

Registration No.6250727

Registration DateJan 19, 2021

Status DateApr 30, 2026

Published for OppositionNov 03, 2020

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 014Precious metals, jewelry, clocks & watches

US codes: 002, 027, 028, 050

First use anywhere: Nov 30, 1949

First use in commerce: Nov 30, 1949

Precious metals and their alloys; jewellery, precious and semi-precious stones; horological and chronometric instruments.

Class 200Class 200

US codes: 200

First use anywhere: Nov 30, 1949

First use in commerce: Nov 30, 1949

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

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Status History

14 events

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

Apr 30, 2026

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

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

Apr 30, 2026

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 15, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 14, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 15 RECEIVED

Jan 20, 2026

TEAS SECTION 8 & 15 RECEIVED

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

Jan 19, 2026

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

REGISTERED-PRINCIPAL REGISTER

Jan 19, 2021

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Nov 03, 2020

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Nov 03, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Oct 14, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Sep 25, 2020

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 25, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

NOTICE OF DESIGN SEARCH CODE E-MAILED

Aug 05, 2020

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 04, 2020

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

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STE

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90020900

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STE

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