Who owns the SIF trademark?

The SIF trademark is owned by FXI, INC..

What class is the SIF trademark registered in?

The SIF trademark is registered in Class 017 (Rubber, plastics & insulating materials).

What is the serial number for SIF?

The USPTO serial number for SIF is 73222902.

What is the registration number for SIF?

SIF is registered under USPTO registration number 1151039.

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SIF

USPTO Trademark Record

REGISTERED

SIF

SN 73222902·Reg 1151039·Filed Jul 11, 1979

Owner FXI, INC.

Unprocessed and semi-processed rubber, gutta-percha, gum, asbestos, mica and substitutes for all these materials; plastics and resins in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, tubes and hoses, not of metal.

SIF (Serial No. 73222902), Registration No. 1151039, is a registered US trademark filed on Jul 11, 1979 by FXI, INC.. This trademark covers Class 017 (Rubber, plastics & insulating materials).

Section 8/9 declaration window: April 14, 2031

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Full conflict analysis for SIF (SN 73222902) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

SIF (Reg. #1151039) is a registered US trademark that has been protecting its owner, FXI, INC., since 1979. The mark covers Class 017 (Rubber, plastics & insulating materials). Goods and services include Unprocessed and semi-processed rubber, gutta-percha, gum, asbestos, mica and substitutes for all these materials; plasti.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 11, 1979

SERIAL

73222902

REG#

1151039

REGISTERED

Apr 14, 1981

Filing Information

StatusREGISTERED

Filing DateJul 11, 1979

Serial Number73222902

Registration No.1151039

Registration DateApr 14, 1981

Status DateJul 27, 2021

Published for OppositionJan 20, 1981

Filing Basis & Declarations

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

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 017Rubber, plastics & insulating materials

US codes: 001

First use anywhere: Mar 08, 1967

First use in commerce: Mar 08, 1967

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

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Status History

44 events

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Apr 15, 2026

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Apr 13, 2026

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Feb 12, 2026

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Feb 12, 2026

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Feb 12, 2026

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Feb 12, 2026

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jul 27, 2021

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Jul 27, 2021

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

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Jul 27, 2021

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

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

Jul 27, 2021

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

TEAS SECTION 8 & 9 RECEIVED

Apr 14, 2021

TEAS SECTION 8 & 9 RECEIVED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Apr 22, 2020

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

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

Apr 14, 2020

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Nov 06, 2019

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Nov 06, 2019

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Apr 04, 2017

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Apr 04, 2017

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Sep 07, 2016

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Dec 09, 2015

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Nov 19, 2014

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

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

Feb 27, 2014

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Feb 27, 2014

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jul 01, 2011

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

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

Mar 07, 2011

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Mar 07, 2011

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

TEAS SECTION 8 & 9 RECEIVED

Feb 25, 2011

TEAS SECTION 8 & 9 RECEIVED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Aug 26, 2009

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Aug 19, 2009

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Jul 15, 2009

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

CASE FILE IN TICRS

Feb 26, 2008

CASE FILE IN TICRS

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

May 14, 2007

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

May 10, 2007

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Mar 21, 2007

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Mar 14, 2007

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Mar 07, 2007

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Jan 24, 2007

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Oct 31, 2003

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Feb 02, 2001

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Feb 02, 2001

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Jul 05, 2000

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

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

Aug 04, 1987

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

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

Feb 17, 1987

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

REGISTERED-PRINCIPAL REGISTER

Apr 14, 1981

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jan 20, 1981

PUBLISHED FOR OPPOSITION

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