REM3
COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED
05/18/2026
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Official data from USPTO
CORNERSTONE
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Active USPTO registrationType: WordOffice: United States
Quick snapshot
CORNERSTONE
ST13
US500000079287325Class
1, 9, 11
Filing
79287325
Registration
6350691
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
40
Latest update
05/19/2026
Trademark type
Word
Nice classes
1, 9, 11
Filing date
03/19/2020
Registration date
05/18/2021
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
05/18/2021
Last transaction
05/19/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
Drawing code
4
Owner type
16
Owner location
SI
Examiner
ADORNO SANTOS, LUZ M.
Law office
M20
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
S. D. (pessoa física)
B. D. (pessoa física)
Representatives
William E O'Brien Esq. OBrien Global Law
Technical classification
Nice Classes
Class 1Class 9Class 11
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
Chemicals used in industryscience and photographyas well as in agriculturehorticulture and forestryin particular chromatography chemicals for the separation and purification of mixturesfor the isolation of substances; chromatographic chemicals for scientific laboratory use; chromatographic material in the nature of chromatography chemicals for use in the treatment of biopolymersnot for medical treatment; unprocessed artificial porous resins for chromatographic purposes; all the aforesaid goods also provided as components of kits comprising chromatography chemicals
Class 9
monolithic chromatographic columns for laboratory use; scientific apparatus and instruments for the separation and purification of mixturesfor the isolation of substancesmonolithic chromatographic columns; separation devices for scientific purposescompact porous discs and tubes of artificial porous resins in columns and cartridges for the separation and purification of mixturesfor the isolation of substances; all the aforesaid goods also provided as parts of kits comprising monolithic chromatographic column systems
Class 11
Chromatography apparatus for industrial purposes
Publications
History of USPTO decisions and trademark events.
40 publications found
NREP
NEW REPRESENTATIVE AT IB RECEIVED
09/09/2023
NREP
NEW REPRESENTATIVE AT IB RECEIVED
09/01/2023
ADCH
CHANGE OF NAME/ADDRESS REC'D FROM IB
10/08/2022
NREP
NEW REPRESENTATIVE AT IB RECEIVED
11/19/2021
FINO
FINAL DECISION TRANSACTION PROCESSED BY IB
09/20/2021
FICS
FINAL DISPOSITION NOTICE SENT TO IB
08/31/2021
FIMP
FINAL DISPOSITION PROCESSED
08/31/2021
FICR
FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB
08/18/2021
R.PR
REGISTERED-PRINCIPAL REGISTER
05/18/2021
GPNX
NOTIFICATION PROCESSED BY IB
03/14/2021
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
03/02/2021
PUBO
PUBLISHED FOR OPPOSITION
03/02/2021
OPNS
NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB
02/24/2021
OP2R
NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB
02/24/2021
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
02/10/2021
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
01/26/2021
XAEC
EXAMINER'S AMENDMENT ENTERED
01/26/2021
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
01/26/2021
GNEA
EXAMINERS AMENDMENT E-MAILED
01/26/2021
CNEA
EXAMINERS AMENDMENT -WRITTEN
01/26/2021
XAEC
EXAMINER'S AMENDMENT ENTERED
01/25/2021
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
01/25/2021
GNEA
EXAMINERS AMENDMENT E-MAILED
01/25/2021
CNEA
EXAMINERS AMENDMENT -WRITTEN
01/25/2021
GNFN
NOTIFICATION OF FINAL REFUSAL EMAILED
01/15/2021
GNFR
FINAL REFUSAL E-MAILED
01/15/2021
CNFR
FINAL REFUSAL WRITTEN
01/15/2021
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
12/15/2020
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
12/14/2020
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
12/14/2020
RFNT
REFUSAL PROCESSED BY IB
08/07/2020
RFCS
NON-FINAL ACTION MAILED - REFUSAL SENT TO IB
07/23/2020
RFRR
REFUSAL PROCESSED BY MPU
07/23/2020
MAFR
APPLICATION FILING RECEIPT MAILED
06/19/2020
RFCR
NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW
06/18/2020
CNRT
NON-FINAL ACTION WRITTEN
06/17/2020
DOCK
ASSIGNED TO EXAMINER
06/15/2020
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
06/15/2020
REPR
SN ASSIGNED FOR SECT 66A APPL FROM IB
06/11/2020
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