INTR
TOTAL INVALIDATION OF REG EXT PROTECTION CREATED
04/01/2026
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Official data from USPTO
ZK ZANKAI
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
29
Latest update
04/02/2026
Trademark type
Combined
Nice classes
1
Filing date
12/08/2017
Registration date
01/15/2019
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
08/01/2025
Last transaction
04/02/2026
Responsible office
United States Patent and Trademark Office
Status code
709
Official register
Principal Register
Drawing code
3
Owner type
03
Owner location
CN
Examiner
PARKS, KIMBERLY L
Law office
M30
Current location
PUBLICATION AND ISSUE SECTION
Mark description
This mark consists of the capital letters "Z" and "K" which are stylized in the centre of a rectangular shape and below it two Chinese characters with their corresponding transliteration "ZANKAI" in which the letter "Z" is stylized to make it draw a horizontal line under the rest of other letters.
Holders and representatives
Holders
Shanxi Kaidi Building Materials Co., Ltd.
Representatives
Beijing Huangjinzhihui Intellectual Property Agency Ltd.
Technical classification
Nice Classes
Class 1
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
Antifreeze; emulsifiers for industrial purposes; dehydrating chemical preparations for industrial purposes; concrete additives
Publications
History of USPTO decisions and trademark events.
29 publications found
C71T
CANCELLED SECTION 71
08/01/2025
FINO
FINAL DECISION TRANSACTION PROCESSED BY IB
06/21/2019
XXSS
GENERIC MADRID TRANSACTION SENT TO IB
05/06/2019
XXCR
GENERIC MADRID TRANSACTION CREATED
05/06/2019
FICR
FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB
04/15/2019
R.PR
REGISTERED-PRINCIPAL REGISTER
01/15/2019
PUBO
PUBLISHED FOR OPPOSITION
10/30/2018
GPNX
NOTIFICATION PROCESSED BY IB
10/26/2018
OPNS
NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB
10/10/2018
OP2R
NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB
10/10/2018
NPUB
NOTICE OF PUBLICATION
10/10/2018
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
09/27/2018
ALIE
ASSIGNED TO LIE
09/26/2018
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
09/14/2018
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
09/12/2018
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
09/12/2018
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
09/12/2018
RFNP
REFUSAL PROCESSED BY IB
07/27/2018
RFCS
NON-FINAL ACTION MAILED - REFUSAL SENT TO IB
07/10/2018
RFRR
REFUSAL PROCESSED BY MPU
07/09/2018
RFCR
NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW
06/28/2018
CNRT
NON-FINAL ACTION WRITTEN
06/27/2018
RFCR
NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW
03/28/2018
CNRT
NON-FINAL ACTION WRITTEN
03/27/2018
DOCK
ASSIGNED TO EXAMINER
03/20/2018
MAFR
APPLICATION FILING RECEIPT MAILED
03/06/2018
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
02/28/2018
REPR
SN ASSIGNED FOR SECT 66A APPL FROM IB
02/22/2018
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