REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
08/03/2026
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Official data from USPTO
READY-TO-DIFFERENTIATE
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Active USPTO registrationType: WordOffice: United States
Quick snapshot
READY-TO-DIFFERENTIATE
ST13
US500000088981934Class
1, 42, 44
Filing
88981934
Registration
6442609
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
30
Latest update
08/03/2026
Trademark type
Word
Nice classes
1, 42, 44
Filing date
04/24/2020
Registration date
08/03/2021
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
08/03/2021
Last transaction
08/03/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
2020-10-00
First use in commerce
2020-10-00
Drawing code
4
Owner type
03
Owner location
Seattle, WA, US
Examiner
BUKER, RACHEL EVE
Law office
N50
Current location
TMO LAW OFFICE 123
Holders and representatives
Holders
Pluristyx, Inc.
Representatives
Rhett V. Barney LEE & HAYES, PC
Technical classification
Nice Classes
Class 1Class 42Class 44
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
Stem cells for research or scientific purposes; biological tissue cultures other than for medical and veterinary use; cell growth media for growing cells for use in scientific research; biochemical reagents used for non-medical purposes in biological tissue cultures and cell growth media; stem cells other than for medical or veterinary purposes
Class 42
Stem cell research services; medical and scientific laboratory services; biochemicalbiological and bacteriological research and analysiscell separation services; scientific research in the field of stem cells
Class 44
Tissue bank services for stem cellsisolationcollectionfreezingstoring and thawing of stem cells; stem cell storage; cell bank servicesthe collectionpreservation and banking of stem cellsbiological cellstissues and derivatives thereof
Publications
History of USPTO decisions and trademark events.
30 publications found
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
09/24/2025
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
09/02/2025
R.PR
REGISTERED-PRINCIPAL REGISTER
08/03/2021
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
07/12/2021
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
07/12/2021
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
07/12/2021
SUNA
NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
07/01/2021
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
06/30/2021
SUPC
STATEMENT OF USE PROCESSING COMPLETE
06/09/2021
DPCC
DIVISIONAL PROCESSING COMPLETE
06/09/2021
AITU
CASE ASSIGNED TO INTENT TO USE PARALEGAL
06/07/2021
IUAF
USE AMENDMENT FILED
05/11/2021
DRRR
DIVISIONAL REQUEST RECEIVED
05/11/2021
EISU
TEAS STATEMENT OF USE RECEIVED
05/11/2021
ERTD
TEAS REQUEST TO DIVIDE RECEIVED
05/11/2021
NOAM
NOA E-MAILED - SOU REQUIRED FROM APPLICANT
12/01/2020
DOCK
ASSIGNED TO EXAMINER
10/20/2020
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
10/06/2020
PUBO
PUBLISHED FOR OPPOSITION
10/06/2020
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
09/16/2020
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
08/31/2020
ALIE
ASSIGNED TO LIE
08/21/2020
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
08/14/2020
ZZZX
PREVIOUS ALLOWANCE COUNT WITHDRAWN
08/10/2020
PBCR
WITHDRAWN FROM PUB - OG REVIEW QUERY
08/04/2020
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
07/21/2020
DOCK
ASSIGNED TO EXAMINER
07/17/2020
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
05/06/2020
NWAP
NEW APPLICATION ENTERED
04/28/2020
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