Who owns the SEMFLEX trademark?

The SEMFLEX trademark is owned by TROMPETER ELECTRONICS, INC..

What is the serial number for SEMFLEX?

The USPTO serial number for SEMFLEX is 74181175.

What is the registration number for SEMFLEX?

SEMFLEX is registered under USPTO registration number 2026217.

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USPTO Trademark Record

REGISTERED

SEMFLEX

Q: What class is the SEMFLEX trademark registered in?

The SEMFLEX trademark is registered in Class 040 (Treatment & processing of materials), Class 042 (Scientific, technology & SaaS services).

SN 74181175·Reg 2026217·Filed Jul 01, 1991

Owner TROMPETER ELECTRONICS, INC.

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.; 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.

SEMFLEX (Serial No. 74181175), Registration No. 2026217, is a registered US trademark filed on Jul 01, 1991 by TROMPETER ELECTRONICS, INC.. This trademark covers Class 040 (Treatment & processing of materials), Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: December 31, 2036

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Mark Intelligence

SEMFLEX (Reg. #2026217) is a registered US trademark that has been protecting its owner, TROMPETER ELECTRONICS, INC., since 1991. The mark covers Class 040 (Treatment & processing of materials) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food a.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 01, 1991

SERIAL

74181175

REG#

2026217

REGISTERED

Dec 31, 1996

Filing Information

StatusREGISTERED

Filing DateJul 01, 1991

Serial Number74181175

Registration No.2026217

Registration DateDec 31, 1996

Status DateMay 29, 2026

Published for OppositionOct 08, 1996

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 Accepted

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 040Treatment & processing of materials

US codes: 100, 103, 106

First use anywhere: Oct 31, 1979

First use in commerce: Oct 31, 1979

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

Class 042Scientific, technology & SaaS services

US codes: 100

First use anywhere: Oct 31, 1979

First use in commerce: Oct 31, 1979

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.

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

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Status History

44 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 25, 2026

TEAS SECTION 8 & 9 RECEIVED

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

Dec 31, 2025

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

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

Sep 01, 2022

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 01, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 01, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jul 27, 2017

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Jul 27, 2017

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Jul 27, 2017

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Jul 27, 2017

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

TEAS SECTION 8 & 9 RECEIVED

Jun 21, 2017

TEAS SECTION 8 & 9 RECEIVED

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

Dec 31, 2015

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

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Aug 20, 2014

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Mar 19, 2014

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 26, 2013

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 08, 2013

TEAS CHANGE OF CORRESPONDENCE RECEIVED

May 18, 2011

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REVIEW OF CORRESPONDENCE COMPLETE

Oct 22, 2010

REVIEW OF CORRESPONDENCE COMPLETE

PAPER RECEIVED

Oct 14, 2010

PAPER RECEIVED

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

Jan 14, 2007

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Jan 14, 2007

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

ASSIGNED TO PARALEGAL

Nov 22, 2006

ASSIGNED TO PARALEGAL

CASE FILE IN TICRS

Sep 27, 2006

CASE FILE IN TICRS

PAPER RECEIVED

Sep 20, 2006

PAPER RECEIVED

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

Sep 20, 2006

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

REVIEW OF CORRESPONDENCE COMPLETE

Aug 28, 2006

REVIEW OF CORRESPONDENCE COMPLETE

PAPER RECEIVED

Jul 07, 2003

PAPER RECEIVED

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Aug 14, 2002

REGISTERED - SEC. 8 (6-YR) ACCEPTED

REGISTERED - SEC. 8 (6-YR) FILED

Jun 06, 2002

REGISTERED - SEC. 8 (6-YR) FILED

REGISTERED-PRINCIPAL REGISTER

Dec 31, 1996

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Oct 08, 1996

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Sep 06, 1996

NOTICE OF PUBLICATION

ASSIGNED TO EXAMINER

Mar 26, 1996

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 26, 1996

APPROVED FOR PUB - PRINCIPAL REGISTER

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 11, 1996

CORRESPONDENCE RECEIVED IN LAW OFFICE

ASSIGNED TO EXAMINER

Feb 02, 1995

ASSIGNED TO EXAMINER

LETTER OF SUSPENSION MAILED

May 28, 1992

LETTER OF SUSPENSION MAILED

EXAMINER'S AMENDMENT MAILED

May 15, 1992

EXAMINER'S AMENDMENT MAILED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 27, 1992

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Oct 18, 1991

NON-FINAL ACTION MAILED

ASSIGNED TO EXAMINER

Aug 29, 1991

ASSIGNED TO EXAMINER

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