INTR
TOTAL INVALIDATION OF REG EXT PROTECTION CREATED
08/12/2026
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Official data from USPTO
SKAF
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
26
Latest update
08/12/2026
Trademark type
Combined
Nice classes
7
Filing date
08/31/2018
Registration date
05/28/2019
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
12/12/2025
Last transaction
08/12/2026
Responsible office
United States Patent and Trademark Office
Status code
709
Official register
Principal Register
Drawing code
3
Owner type
99
Owner location
CN
Examiner
THOMPSON, HEATHER
Law office
L90
Current location
PUBLICATION AND ISSUE SECTION
Mark description
The mark consists of four white letters "S", "K", "A" and "F" and a rectangle black background.
Holders and representatives
Holders
SKAF Engineered Equipment Co., Ltd.
Representatives
ANDU & PARTNERS
Technical classification
Nice Classes
Class 7
Vienna Codes
No Vienna codes available.
Goods and services
Class 7
Ore treating machines; sieves being machines or parts of machines; feeders being parts of machines; connecting rods for machinesmotors and engines; disintegrators for mechanical processing; gravel and dirt sorting and screening machines; machinery equipments for the purpose of geological prospecting and mining and beneficiating; ore washing machines; conveyors being machines; belts for conveyors
Publications
History of USPTO decisions and trademark events.
26 publications found
C71T
CANCELLED SECTION 71
12/12/2025
FINO
FINAL DECISION TRANSACTION PROCESSED BY IB
09/27/2019
FICS
FINAL DISPOSITION NOTICE SENT TO IB
09/11/2019
FIMP
FINAL DISPOSITION PROCESSED
09/11/2019
FICR
FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB
08/28/2019
R.PR
REGISTERED-PRINCIPAL REGISTER
05/28/2019
PUBO
PUBLISHED FOR OPPOSITION
03/12/2019
GPNX
NOTIFICATION PROCESSED BY IB
03/08/2019
OPNS
NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB
02/20/2019
OP2R
NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB
02/20/2019
NPUB
NOTICE OF PUBLICATION
02/20/2019
ALIE
ASSIGNED TO LIE
02/01/2019
RFNT
REFUSAL PROCESSED BY IB
01/25/2019
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
01/17/2019
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
01/09/2019
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
01/08/2019
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
01/08/2019
RFCS
NON-FINAL ACTION MAILED - REFUSAL SENT TO IB
01/05/2019
RFRR
REFUSAL PROCESSED BY MPU
01/05/2019
RFCR
NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW
12/20/2018
CNRT
NON-FINAL ACTION WRITTEN
12/19/2018
DOCK
ASSIGNED TO EXAMINER
12/13/2018
MAFR
APPLICATION FILING RECEIPT MAILED
12/04/2018
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
11/30/2018
REPR
SN ASSIGNED FOR SECT 66A APPL FROM IB
11/29/2018
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