Who owns the EFI trademark?

The EFI trademark is owned by ENGINEERED FLUID, INC..

What class is the EFI trademark registered in?

The EFI trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus).

What is the serial number for EFI?

The USPTO serial number for EFI is 73607455.

What is the registration number for EFI?

EFI is registered under USPTO registration number 1428284.

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EFI

USPTO Trademark Record

REGISTERED

EFI

SN 73607455·Reg 1428284·Filed Jul 01, 1986

Owner ENGINEERED FLUID, INC.

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

EFI (Serial No. 73607455), Registration No. 1428284, is a registered US trademark filed on Jul 01, 1986 by ENGINEERED FLUID, INC.. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

renewal 40y period: February 10, 2027103 days remaining

Mark Intelligence

EFI (Reg. #1428284) is a registered US trademark that has been protecting its owner, ENGINEERED FLUID, INC., since 1986. The mark covers Class 011 (Lighting, heating, cooling & sanitary apparatus). Goods and services include Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 01, 1986

SERIAL

73607455

REG#

1428284

REGISTERED

Feb 10, 1987

Filing Information

StatusREGISTERED

Filing DateJul 01, 1986

Serial Number73607455

Registration No.1428284

Registration DateFeb 10, 1987

Status DateMay 29, 2026

Published for OppositionNov 18, 1986

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 011Lighting, heating, cooling & sanitary apparatus

US codes: 031

First use anywhere: Jun 01, 1972

First use in commerce: Jun 01, 1972

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

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

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Status History

32 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

May 29, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

May 29, 2026

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

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

May 29, 2026

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

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

May 29, 2026

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

TEAS SECTION 8 & 9 RECEIVED

Mar 24, 2026

TEAS SECTION 8 & 9 RECEIVED

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

Feb 10, 2026

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

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

Jan 16, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 16, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 16, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 04, 2016

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Nov 04, 2016

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Nov 04, 2016

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Nov 04, 2016

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

TEAS SECTION 8 & 9 RECEIVED

Aug 23, 2016

TEAS SECTION 8 & 9 RECEIVED

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

Feb 10, 2016

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

CASE FILE IN TICRS

Oct 31, 2006

CASE FILE IN TICRS

ASSIGNED TO PARALEGAL

Aug 16, 2006

ASSIGNED TO PARALEGAL

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

Aug 16, 2006

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Aug 16, 2006

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

TEAS SECTION 8 & 9 RECEIVED

May 23, 2006

TEAS SECTION 8 & 9 RECEIVED

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

May 23, 2006

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

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 16, 2004

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Mar 23, 1993

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

RESPONSE RECEIVED TO POST REG. ACTION

Jul 13, 1992

RESPONSE RECEIVED TO POST REG. ACTION

POST REGISTRATION ACTION MAILED - SEC. 8 & 15

May 29, 1992

POST REGISTRATION ACTION MAILED - SEC. 8 & 15

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

Feb 19, 1992

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

REGISTERED-PRINCIPAL REGISTER

Feb 10, 1987

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Nov 18, 1986

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Oct 19, 1986

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 23, 1986

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINER'S AMENDMENT MAILED

Sep 18, 1986

EXAMINER'S AMENDMENT MAILED

ASSIGNED TO EXAMINER

Sep 08, 1986

ASSIGNED TO EXAMINER

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