INNP
PARTIAL INVALIDATION PROCESSED BY THE IB
01/15/2026
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Official data from USPTO
PRUFREX
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Active USPTO registrationType: CombinedOffice: United States
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
53
Latest update
01/16/2026
Trademark type
Combined
Nice classes
7, 9, 11, 42
Filing date
06/15/2012
Registration date
12/17/2013
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
10/18/2024
Last transaction
01/16/2026
Responsible office
United States Patent and Trademark Office
Status code
706
Official register
Principal Register
Drawing code
3
Owner type
01
Owner location
Cadolzburg, DE
Examiner
HUSSAIN,TASNEEM
Current location
Historical data usage
Mark description
The mark consists of the stylized wording "PRUFREX" in which the "U" features a single dot above and the "F" is elongated.
Holders and representatives
Holders
Prüfrex-Elektro-Apparatebau, Inh. Helga Müller, geb. Dutschke
Prüfrex-Elektro-Apparatebau, Inh. Helga Müller, geb. Dutschke
Representatives
Ralph E. Locher Lerner Greenberg Stemer LLP
Technical classification
Nice Classes
Class 7Class 9Class 11Class 42
Vienna Codes
No Vienna codes available.
Goods and services
Class 7
motors and engines except for land vehicles; machine coupling and transmission components except for land vehicles; parts of enginesignition systems composed of ignition devices for combustion enginesdigital ignition systems composed of ignition devices for combustion engines and analog ignition systems composed of ignition devices for combustion engines; ignition devices for combustion engines; ignition magnetos for engines; automatic ignition machines for engines; ignition sparking devices for engines; ignition transformers as structural parts of machines for engines; ignition coils as structural parts of machines for engines; ignition electrodes as structural parts of machines for engines; ignition device parts for motors of land vehicleselectronic control units sold as a unit with ignition devices
Class 9
apparatus and instruments for conductingswitchingtransformingaccumulatingregulating or controlling electricity; data processing equipment and computers; electric remote controls for remote ignition; apparatuscharging appliances for the charging of electronics; voltage regulators; electronic control unitsin particular electronic control units for ignition systems; apparatus and instruments for heavy current engineeringfor conductingtransformingaccumulatingregulating and controlling electricity; microprocessorsmicrocontrollers and client-specific integrated circuits; electric cables; electronic componentselectric switches; circuit boards; computers; computer programs for programmingtesting or controlling electronic ignition modules; batteries for igniting; all the aforementioned goods also for the use for combustion engines
Class 11
Automatic stokersas structural parts of heating devicesin particular for gas and oil burners
Class 42
Scientific and technological servicesscientific researchanalysistesting in the field of ignition devices; scientific and technological servicesresearch and design in the field of ignition devices; industrial research in the field of ignition devices; design and development of computer hardware and software; designupdating and maintenance of computer and micro-computer softwarein particular for ignition devices being components for combustion engines; maintenance of computer software and computer programs; creationmaintenance and adaptation of software; customization of computer software; software engineeringengineering developmentfurther developmentconfiguration and implementation of application softwareincluding analysis of the demands on the softwaresoftware architecturetest and quality controlsoftware documentation; technical advice in the field of software; product development; development of electronic ignition systems; engineering; engineering consultancy
Publications
History of USPTO decisions and trademark events.
53 publications found
XXSS
GENERIC MADRID TRANSACTION SENT TO IB
11/18/2025
XXCR
GENERIC MADRID TRANSACTION CREATED
11/17/2025
INPR
PARTIAL INVALIDATION OF REG EXT PROTECTION CREATED
06/18/2025
NA71
NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED
10/18/2024
71AG
REGISTERED-SEC.71 ACCEPTED
10/18/2024
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
09/03/2024
ES71
TEAS SECTION 71 RECEIVED
11/21/2023
REM4
COURTESY REMINDER - SEC. 71 (10-YR) E-MAILED
12/17/2022
RNWL
INTERNATIONAL REGISTRATION RENEWED
07/01/2022
NREP
NEW REPRESENTATIVE AT IB RECEIVED
02/26/2021
NA75
NOTICE OF ACCEPTANCE OF SEC. 71 & 15 - E-MAILED
02/04/2020
C75A
REGISTERED - SEC. 71 ACCEPTED & SEC. 15 ACK.
02/04/2020
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
02/04/2020
ES75
TEAS SECTION 71 & 15 RECEIVED
12/13/2019
REM3
COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED
12/17/2018
FINO
FINAL DECISION TRANSACTION PROCESSED BY IB
08/16/2014
FICS
FINAL DISPOSITION NOTICE SENT TO IB
07/30/2014
FIMP
FINAL DISPOSITION PROCESSED
07/30/2014
FICR
FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB
03/17/2014
R.PR
REGISTERED-PRINCIPAL REGISTER
12/17/2013
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
10/01/2013
PUBO
PUBLISHED FOR OPPOSITION
10/01/2013
GPNX
NOTIFICATION PROCESSED BY IB
09/30/2013
OPNS
NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB
09/11/2013
OP2R
NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB
09/11/2013
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
09/11/2013
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
08/28/2013
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
08/26/2013
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
08/12/2013
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
08/12/2013
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
08/05/2013
GEAN
NOTIFICATION OF EXAMINER'S AMENDMENT/PRIORITY ACTION E-MAILED
07/02/2013
GEAP
EXAMINER'S AMENDMENT/PRIORITY ACTION E-MAILED
07/02/2013
EPEN
COMBINED EXAMINER'S AMENDMENT/PRIORITY ACTION AUTOMATIC ENTRY
07/02/2013
CPEA
EXAMINERS AMENDMENT AND/OR PRIORITY ACTION - COMPLETED
07/02/2013
XAEC
EXAMINER'S AMENDMENT ENTERED
06/26/2013
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
06/25/2013
GNEA
EXAMINERS AMENDMENT E-MAILED
06/25/2013
CNEA
EXAMINERS AMENDMENT -WRITTEN
06/25/2013
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
06/11/2013
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
06/11/2013
ALIE
ASSIGNED TO LIE
06/04/2013
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
05/30/2013
RFNT
REFUSAL PROCESSED BY IB
01/02/2013
MAFR
APPLICATION FILING RECEIPT MAILED
12/11/2012
RFCS
NON-FINAL ACTION MAILED - REFUSAL SENT TO IB
12/07/2012
RFRR
REFUSAL PROCESSED BY MPU
12/07/2012
RFCR
NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW
12/07/2012
CNRT
NON-FINAL ACTION WRITTEN
12/06/2012
DOCK
ASSIGNED TO EXAMINER
12/05/2012
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
12/05/2012
REPR
SN ASSIGNED FOR SECT 66A APPL FROM IB
11/29/2012
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