Who owns the PI trademark?

The PI trademark is owned by Metafuse Incorporated.

What class is the PI trademark registered in?

The PI trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for PI?

The USPTO serial number for PI is 86644858.

What is the registration number for PI?

PI is registered under USPTO registration number 5076188.

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USPTO Trademark Record

REGISTERED

PI

SN 86644858·Reg 5076188·Filed May 28, 2015

Owner Metafuse Incorporated

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.

PI (Serial No. 86644858), Registration No. 5076188, is a registered US trademark filed on May 28, 2015 by Metafuse Incorporated. This trademark covers Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: November 10, 2036

Mark Intelligence

PI (Reg. #5076188) is a registered US trademark that has been protecting its owner, Metafuse Incorporated, since 2015. The mark covers Class 042 (Scientific, technology & SaaS services). 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

May 28, 2015

SERIAL

86644858

REG#

5076188

REGISTERED

Nov 08, 2016

Filing Information

StatusREGISTERED

Filing DateMay 28, 2015

Serial Number86644858

Registration No.5076188

Registration DateNov 08, 2016

Status DateFeb 23, 2026

Published for OppositionMay 17, 2016

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 Accepted

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Jan 01, 2014

First use in commerce: Jan 01, 2014

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

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Status History

44 events

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

Feb 23, 2026

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Feb 23, 2026

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Feb 23, 2026

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 22, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Nov 24, 2025

TEAS SECTION 8 & 9 RECEIVED

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

Nov 08, 2025

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

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Feb 13, 2023

REGISTERED - SEC. 8 (6-YR) ACCEPTED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 13, 2023

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

Feb 13, 2023

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

PETITION TO DIRECTOR GRANTED

Feb 11, 2023

PETITION TO DIRECTOR GRANTED

ASSIGNED TO PETITION STAFF

Jan 25, 2023

ASSIGNED TO PETITION STAFF

TEAS PETITION TO DIRECTOR RECEIVED

May 27, 2022

TEAS PETITION TO DIRECTOR RECEIVED

POST REGISTRATION ACTION MAILED - SEC. 8

May 11, 2022

POST REGISTRATION ACTION MAILED - SEC. 8

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

May 09, 2022

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

POST REGISTRATION ACTION MAILED - SEC. 8

Apr 28, 2022

POST REGISTRATION ACTION MAILED - SEC. 8

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 27, 2022

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Nov 08, 2021

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

TEAS SECTION 8 RECEIVED

Nov 08, 2021

TEAS SECTION 8 RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 09, 2021

TEAS CHANGE OF OWNER ADDRESS RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 09, 2021

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 09, 2021

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

REGISTERED-PRINCIPAL REGISTER

Nov 08, 2016

REGISTERED-PRINCIPAL REGISTER

EXTENSION OF TIME TO OPPOSE PROCESS - TERMINATED

Sep 30, 2016

EXTENSION OF TIME TO OPPOSE PROCESS - TERMINATED

EXTENSION OF TIME TO OPPOSE RECEIVED

Jun 09, 2016

EXTENSION OF TIME TO OPPOSE RECEIVED

PUBLISHED FOR OPPOSITION

May 17, 2016

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 17, 2016

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 27, 2016

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

Apr 11, 2016

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 01, 2016

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINERS AMENDMENT -WRITTEN

Mar 29, 2016

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Mar 29, 2016

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Mar 29, 2016

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Mar 29, 2016

EXAMINER'S AMENDMENT ENTERED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 22, 2016

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 22, 2016

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO LIE

Mar 15, 2016

ASSIGNED TO LIE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 02, 2016

TEAS RESPONSE TO OFFICE ACTION RECEIVED

ASSIGNED TO EXAMINER

Sep 09, 2015

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Sep 09, 2015

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Sep 09, 2015

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Sep 09, 2015

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NOTICE OF PSEUDO MARK E-MAILED

Jun 05, 2015

NOTICE OF PSEUDO MARK E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 04, 2015

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jun 01, 2015

NEW APPLICATION ENTERED

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