REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
02/09/2026
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Official data from USPTO
MAST
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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
34
Latest update
02/10/2026
Trademark type
Combined
Nice classes
9
Filing date
08/11/2017
Registration date
02/09/2021
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
02/09/2021
Last transaction
02/10/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
First use anywhere
06/10/2014
First use in commerce
06/10/2014
Drawing code
3
Owner type
31
Owner location
DARMSTADT, DE
Examiner
WELLS, KELLEY L
Law office
M90
Current location
PUBLICATION AND ISSUE SECTION
Mark description
The mark consists of the word "MAST" in a stylized font.
Holders and representatives
Holders
MERCK KGAA
Bend Research, Inc.
Representatives
Lawrence J. Crain Greer, Burns & Crain, Ltd.
Technical classification
Nice Classes
Class 9
Vienna Codes
No Vienna codes available.
Goods and services
Class 9
automatedmodular laboratory equipment for aseptic bioreactor samplingmodular laboratory equipment for collecting samples from bioreactors or sample sources and providing samples to analytical instruments for analysis
Publications
History of USPTO decisions and trademark events.
34 publications found
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
09/14/2022
R.PR
REGISTERED-PRINCIPAL REGISTER
02/09/2021
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
11/24/2020
PUBO
PUBLISHED FOR OPPOSITION
11/24/2020
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
11/04/2020
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
10/21/2020
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
10/20/2020
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
10/20/2020
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
10/20/2020
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
08/27/2020
GNRT
NON-FINAL ACTION E-MAILED
08/27/2020
CNRT
NON-FINAL ACTION WRITTEN
08/27/2020
RCCK
SUSPENSION CHECKED - TO ATTORNEY FOR ACTION
07/21/2020
RCSC
REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED
12/30/2019
RCSC
REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED
06/14/2019
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
05/20/2019
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
05/20/2019
RCSC
REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED
12/13/2018
RCSC
REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED
06/12/2018
ALIE
ASSIGNED TO LIE
06/12/2018
GNS3
NOTIFICATION OF LETTER OF SUSPENSION E-MAILED
11/29/2017
GNSL
LETTER OF SUSPENSION E-MAILED
11/29/2017
CNSL
SUSPENSION LETTER WRITTEN
11/29/2017
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
11/28/2017
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
11/27/2017
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
11/27/2017
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
11/21/2017
GNRT
NON-FINAL ACTION E-MAILED
11/21/2017
CNRT
NON-FINAL ACTION WRITTEN
11/21/2017
DOCK
ASSIGNED TO EXAMINER
11/14/2017
MDSC
NOTICE OF DESIGN SEARCH CODE E-MAILED
08/19/2017
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
08/18/2017
NWAP
NEW APPLICATION ENTERED
08/15/2017
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