Who owns the DOUBLEFLEX trademark?

The DOUBLEFLEX trademark is owned by Dr. Johannes Heidenhain GmbH.

What class is the DOUBLEFLEX trademark registered in?

The DOUBLEFLEX trademark is registered in Class 009 (Electronics, software & scientific instruments).

What is the serial number for DOUBLEFLEX?

The USPTO serial number for DOUBLEFLEX is 78310896.

What is the registration number for DOUBLEFLEX?

DOUBLEFLEX is registered under USPTO registration number 2932890.

DOU

USPTO Trademark Record

REGISTERED

DOUBLEFLEX

SN 78310896·Reg 2932890·Filed Oct 08, 2003

Owner Dr. Johannes Heidenhain GmbH

Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable multimedia files, computer software, blank digital or analogue recording and storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus.

DOUBLEFLEX (Serial No. 78310896), Registration No. 2932890, is a registered US trademark filed on Oct 08, 2003 by Dr. Johannes Heidenhain GmbH. This trademark covers Class 009 (Electronics, software & scientific instruments).

Section 8/9 declaration window: March 15, 2035

Mark Intelligence

DOUBLEFLEX (Reg. #2932890) is a registered US trademark that has been protecting its owner, Dr. Johannes Heidenhain GmbH, since 2003. The mark covers Class 009 (Electronics, software & scientific instruments). Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 1 opposition proceeding during prosecution.

FILED

Oct 08, 2003

SERIAL

78310896

REG#

2932890

REGISTERED

Mar 15, 2005

Owner

Applicant

Dr. Johannes Heidenhain GmbH

Entity

Not Provided

Address

Dr.-Johannes-Heidenhain-Str. 5, Traunreut, D-83301

Country

Attorney

NameDaniel M. Gurfinkel

Law firm

Daniel M. Gurfinkel Dennemeyer & Associates, LLC

Docket

10171257TR

Address

230 W. Monroe St., Suite 2100, Chicago, IL 60606, United States

Get pre-filing clearance

AI attorney analyzes your proposed mark against USPTO — Go/No-Go verdict, class-by-class risks, and strategy recommendations.

Run clearance

Filing Information

StatusREGISTERED

Filing DateOct 08, 2003

Serial Number78310896

Registration No.2932890

Registration DateMar 15, 2005

Status DateJul 17, 2025

Published for OppositionAug 31, 2004

Next RenewalMarch 15, 2035

Mark TypeTypeset (words/letters/numbers)

Attorney Docket10171257TR

Status DescriptionLive and registered, renewed

Filing Signals

FILED

2003

YEARS AGO

23y

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

Search 14M+ trademarks

Free USPTO lookups by name, owner, or serial number. No account needed.

Search now

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

US codes: 021, 023, 026, 036, 038

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

Status History

53 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jul 17, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Jul 17, 2025

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Jul 17, 2025

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Jul 17, 2025

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

TEAS SECTION 8 & 9 RECEIVED

Feb 18, 2025

TEAS SECTION 8 & 9 RECEIVED

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

Mar 15, 2024

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Mar 15, 2024

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Mar 15, 2024

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Mar 15, 2024

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 15, 2024

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Mar 15, 2024

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 15, 2024

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 20, 2021

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Jul 20, 2021

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 20, 2021

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Jul 20, 2021

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Jul 20, 2021

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 20, 2021

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 20, 2021

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 20, 2021

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Jul 20, 2021

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 20, 2021

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Jul 20, 2021

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Jul 20, 2021

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 20, 2021

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 20, 2021

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 20, 2021

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Jul 20, 2021

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 20, 2021

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Jul 20, 2021

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Jul 20, 2021

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 20, 2021

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 20, 2021

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 26, 2015

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Feb 26, 2015

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Feb 26, 2015

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Feb 26, 2015

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

TEAS SECTION 8 & 9 RECEIVED

Feb 10, 2015

TEAS SECTION 8 & 9 RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 22, 2011

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Mar 22, 2011

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

TEAS SECTION 8 & 15 RECEIVED

Mar 14, 2011

TEAS SECTION 8 & 15 RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 05, 2006

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED-PRINCIPAL REGISTER

Mar 15, 2005

REGISTERED-PRINCIPAL REGISTER

EXTENSION OF TIME TO OPPOSE PROCESS - TERMINATED

Nov 30, 2004

EXTENSION OF TIME TO OPPOSE PROCESS - TERMINATED

PAPER RECEIVED

Oct 12, 2004

PAPER RECEIVED

EXTENSION OF TIME TO OPPOSE RECEIVED

Sep 28, 2004

EXTENSION OF TIME TO OPPOSE RECEIVED

PUBLISHED FOR OPPOSITION

Aug 31, 2004

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Aug 11, 2004

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 07, 2004

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

May 14, 2004

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

May 14, 2004

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Apr 27, 2004

NON-FINAL ACTION MAILED

ASSIGNED TO EXAMINER

Apr 26, 2004

ASSIGNED TO EXAMINER

Other Marks in Class 009 — Electronics, software & scientific instruments

Recently filed and registered marks in the same international class.

DOU

DOUBLEFLEX

78101040

Harman International Industries, Incorporated

ABANDONED

DOUBLEFLEX

Get pre-filing clearance

Search 14M+ trademarks

Run a conflict check

Other Marks by Dr. Johannes Heidenhain GmbH

Other Marks in Class 009 — Electronics, software & scientific instruments

Other Marks by Daniel M. Gurfinkel

Resources

Company