NAS8
NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED
05/07/2026
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Official data from USPTO
SIGKNOW
Did you know this trademark is already registered in United States?
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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
37
Latest update
05/08/2026
Trademark type
Combined
Nice classes
10, 35
Filing date
08/09/2018
Registration date
02/25/2020
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
05/07/2026
Last transaction
05/08/2026
Responsible office
United States Patent and Trademark Office
Status code
701
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
06/10/2014
First use in commerce
12/10/2018
Drawing code
5
Owner type
03
Owner location
Taipei City, TW
Examiner
CHUO, EMILY M
Current location
Historical data usage
Mark description
The mark consists of the stylized word "SIGKNOW" in design font.
Holders and representatives
Holders
Sigknow Biomedical Co., Ltd.
Sigknow Biomedical Co., Ltd.
Representatives
Patrick Jay Hines Muncy, Geisser, Olds & Lowe, P.C.
Technical classification
Nice Classes
Class 10Class 35
Vienna Codes
No Vienna codes available.
Goods and services
Class 10
Pulse meters; Apparatus for blood analysis; Blood testing apparatus; Medical apparatus and instrument for diagnostic useapparatus for medical diagnostic testing in the fields of cancer or other tissue-based diagnostic testingcytology and cell-based testing; Medical diagnostic apparatus for testing blood sugar levelscancer cellsDNA; Heartbeat measuring apparatus; External defibrillators; Heart pacemakers; Electrocardiographs; Cardiac electrodes; Fetal pulse monitors; Static electric therapy apparatus; Blood filters for extracorporeal use; Medical apparatus and instruments for monitoring oxymetorygas analysisvital signsblood properties and respiratory events and software sold therewith as a unit; Electrodes for medical use; Blood pressure monitors; Electrocardiographic(ECG) recorders and electrocardiographic(ECG) digital plasters sold as a unit; and Medical guidewires
Class 35
Wholesale and retail store services featuring computer softwaremedical equipment; Retail store services for pharmaceuticalveterinary and sanitary preparations and medical supplies; Wholesale store services for pharmaceuticalveterinary and sanitary preparations and medical supplies; Import-export agency services; Goods or services price quotations; Business administrative assistance in responding to calls for tenders; Commercial administration of the licensing of the goods and services of others; Purchasing agents; Procuring of contracts for the purchase and sale of goods; Outsourcing servicesbusiness assistance; Business invoicing services; Commercial information agency services; Cost price analysis; Providing price comparison services in the field of medical equipment via the Internet; and Price comparison services
Publications
History of USPTO decisions and trademark events.
37 publications found
8.OK
REGISTERED - SEC. 8 (6-YR) ACCEPTED
05/07/2026
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
05/04/2026
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
12/24/2025
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
12/24/2025
EWOR
TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED
12/24/2025
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
12/24/2025
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
12/24/2025
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
12/24/2025
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
12/24/2025
ES8R
TEAS SECTION 8 RECEIVED
12/24/2025
REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
02/25/2025
R.PR
REGISTERED-PRINCIPAL REGISTER
02/25/2020
SUNA
NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
01/18/2020
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
01/17/2020
SUPC
STATEMENT OF USE PROCESSING COMPLETE
01/14/2020
AITU
CASE ASSIGNED TO INTENT TO USE PARALEGAL
01/14/2020
IUAF
USE AMENDMENT FILED
01/02/2020
EISU
TEAS STATEMENT OF USE RECEIVED
01/02/2020
EXRA
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
08/14/2019
EX1G
SOU EXTENSION 1 GRANTED
08/12/2019
EXT1
SOU EXTENSION 1 FILED
08/12/2019
EEXT
SOU TEAS EXTENSION RECEIVED
08/12/2019
NOAM
NOA E-MAILED - SOU REQUIRED FROM APPLICANT
02/12/2019
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
12/18/2018
PUBO
PUBLISHED FOR OPPOSITION
12/18/2018
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
11/28/2018
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
11/15/2018
ALIE
ASSIGNED TO LIE
11/12/2018
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
10/29/2018
XAEC
EXAMINER'S AMENDMENT ENTERED
10/29/2018
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
10/29/2018
GNEA
EXAMINERS AMENDMENT E-MAILED
10/29/2018
CNEA
EXAMINERS AMENDMENT -WRITTEN
10/29/2018
DOCK
ASSIGNED TO EXAMINER
10/24/2018
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
08/17/2018
NWAP
NEW APPLICATION ENTERED
08/13/2018
Continuous trademark protection
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