ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
08/21/2025
Back to search
Official data from USPTO
CORELAB
Did you know this trademark is already registered in United States?
Before investing in name, identity, and promotion, validate collision risk and registration strategy to avoid wasting time and budget.
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
33
Latest update
08/22/2025
Trademark type
Combined
Nice classes
42
Filing date
02/16/1995
Registration date
01/27/1998
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
09/19/2018
Last transaction
08/22/2025
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
1994-10-00
First use in commerce
1994-10-00
Drawing code
3
Owner type
03
Owner location
SENNINGERBERG, LU
Examiner
WOLFSON, FRANCES
Law office
L30
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
CORE LABORATORIES LUXEMBOURG S.A.R.L.
CORE LABORATORIES GLOBAL, N.V.
Core Holdings B.V.
Representatives
Gene L. Tyler Mossman Kumar & Tyler PC
Technical classification
Nice Classes
Class 42
Vienna Codes
No Vienna codes available.
Goods and services
Class 42
engineering servicesnamely core sampling and analysislogging of mud and cuttingsfluid sampling and analysiscoordination of downhole datawater technologyreservoir engineeringdevelopment of analytical equipmentprocedures and programs for others
Publications
History of USPTO decisions and trademark events.
33 publications found
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
07/26/2023
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
02/01/2023
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
12/14/2022
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
09/19/2018
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
09/19/2018
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
09/19/2018
EROP
TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED
08/03/2018
PR89
POST REGISTRATION ACTION MAILED - SEC. 8 & 9
02/03/2018
E89R
TEAS SECTION 8 & 9 RECEIVED
01/28/2018
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
01/27/2017
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
01/29/2014
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
08/14/2013
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/08/2010
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
09/16/2009
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
12/19/2007
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
12/19/2007
PLGL
ASSIGNED TO PARALEGAL
12/19/2007
E89R
TEAS SECTION 8 & 9 RECEIVED
12/06/2007
CFIT
CASE FILE IN TICRS
04/11/2007
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
09/09/2003
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
07/25/2003
E815
TEAS SECTION 8 & 15 RECEIVED
07/25/2003
R.PR
REGISTERED-PRINCIPAL REGISTER
01/27/1998
PUBO
PUBLISHED FOR OPPOSITION
11/04/1997
NPUB
NOTICE OF PUBLICATION
10/03/1997
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
08/19/1997
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
05/30/1997
CNSL
LETTER OF SUSPENSION MAILED
11/01/1996
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
09/16/1996
CNRT
NON-FINAL ACTION MAILED
03/22/1996
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
01/04/1996
CNRT
NON-FINAL ACTION MAILED
07/05/1995
Continuous trademark protection
Get notified about every new filing that threatens CORELAB or your mark.
Professional 24-month watch service: we monitor USPTO for you and alert you in time to oppose — before conflicts become losses.