ADCH
CHANGE OF NAME/ADDRESS REC'D FROM IB
03/05/2026
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Official data from USPTO
SHOWA DENKI
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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
49
Latest update
03/06/2026
Trademark type
Combined
Nice classes
7, 11
Filing date
06/24/2016
Registration date
11/28/2017
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
06/14/2024
Last transaction
03/06/2026
Responsible office
United States Patent and Trademark Office
Status code
709
Official register
Principal Register
Drawing code
5
Owner type
98
Owner location
JP
Examiner
SINGH, TEJBIR
Law office
L60
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
SDG Co., Ltd.
SHOWA DENKI CO., LTD.
Representatives
Dionne D. Heard Osha Bergman Watanabe & Burton LLP
Technical classification
Nice Classes
Class 7Class 11
Vienna Codes
No Vienna codes available.
Goods and services
Class 7
Chemical processing machines; dust collecting machines; mist collecting machines; oil mist collecting machines; steam/oil separators; filtering machines; filtering machines for dust collecting machines; filtering machines for mist collecting machines; filtering machines for oil mist collecting machines; non-electric prime moversnot for land vehicles other than water mills and wind mills; motors and engines except for land vehicles; water mills; windmills; pneumatic or hydraulic machines and instrumentscentrifugal blowerspneumatic or hydraulic pumpscentrifugal compressors; air suction machines; blowing machines; steam engine boilers for non-electric prime movers and engines
Class 11
Electric boilersother than parts of machines; freezing machines and apparatusfreezers; drying apparatus for use in heatingventilation systemsair conditioning systems and refrigeration systems; recuperators for chemical processing; steamers for chemical processing; evaporators; distillation apparatus not for scientific purposes; heat exchangers for chemical processing; air-conditioning apparatus for industrial purposes; filters for air purifiers; air filters for air conditioning units; air filtering installations for industrial purposes; air cooling apparatusnamely cooling fans; hot air apparatushot air blowershot-air space heating apparatus; air purifiers for industrial purposes; electric air deodorising apparatus for industrial purposes; fans for industrial purposes; water purification units; garbage incinerators for industrial purposes
Publications
History of USPTO decisions and trademark events.
49 publications found
NREP
NEW REPRESENTATIVE AT IB RECEIVED
02/12/2026
INNT
TOTAL INVALIDATION PROCESSED BY THE IB
05/17/2025
INTS
TOTAL INVALIDATION OF REG EXT PROTECTION SENT TO IB
04/30/2025
INPC
INVALIDATION PROCESSED
04/30/2025
INTR
TOTAL INVALIDATION OF REG EXT PROTECTION CREATED
02/14/2025
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
10/16/2024
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
10/16/2024
ECDR
TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS
10/16/2024
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
10/16/2024
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
10/16/2024
C71T
CANCELLED SECTION 71
06/14/2024
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/09/2024
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/09/2024
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/09/2024
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
01/27/2023
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
01/27/2023
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
01/27/2023
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
01/27/2023
REM3
COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED
11/28/2022
ADCH
CHANGE OF NAME/ADDRESS REC'D FROM IB
02/28/2019
FINO
FINAL DECISION TRANSACTION PROCESSED BY IB
04/27/2018
FICS
FINAL DISPOSITION NOTICE SENT TO IB
03/07/2018
FIMP
FINAL DISPOSITION PROCESSED
03/07/2018
FICR
FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB
02/28/2018
R.PR
REGISTERED-PRINCIPAL REGISTER
11/28/2017
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
09/12/2017
PUBO
PUBLISHED FOR OPPOSITION
09/12/2017
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
08/23/2017
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
08/10/2017
XAEC
EXAMINER'S AMENDMENT ENTERED
08/10/2017
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
08/10/2017
GNEA
EXAMINERS AMENDMENT E-MAILED
08/10/2017
CNEA
EXAMINERS AMENDMENT -WRITTEN
08/10/2017
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
08/02/2017
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
08/02/2017
ALIE
ASSIGNED TO LIE
08/01/2017
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
06/29/2017
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
06/16/2017
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
06/16/2017
RFNT
REFUSAL PROCESSED BY IB
01/27/2017
RFCS
NON-FINAL ACTION MAILED - REFUSAL SENT TO IB
01/12/2017
RFRR
REFUSAL PROCESSED BY MPU
01/12/2017
RFCR
NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW
01/04/2017
CNRT
NON-FINAL ACTION WRITTEN
01/03/2017
MAFR
APPLICATION FILING RECEIPT MAILED
01/03/2017
DOCK
ASSIGNED TO EXAMINER
12/28/2016
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
12/28/2016
REPR
SN ASSIGNED FOR SECT 66A APPL FROM IB
12/22/2016
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