TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
09/25/2025
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Official data from USPTO
BLUE BUFFER 8
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Active USPTO registrationType: WordOffice: United States
Quick snapshot
BLUE BUFFER 8
ST13
US500000076655528Class
1, 5
Filing
76655528
Registration
3441204
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
55
Latest update
10/10/2025
Trademark type
Word
Nice classes
1, 5
Filing date
02/23/2006
Registration date
06/03/2008
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
03/16/2018
Last transaction
10/10/2025
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
03/03/2006
First use in commerce
03/03/2006
Drawing code
4
Owner type
03
Owner location
RICHMOND, IL
Examiner
LUKEN, BONNIE
Law office
L70
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
LEICA BIOSYSTEMS RICHMOND, INC.
Surgipath Medical Industries, Inc.
Representatives
Jessica G. McDonald Schwegman Lundberg & Woessner P.A.
Technical classification
Nice Classes
Class 1Class 5
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
Bluing reagent and stain for use in histology and cytology for the preparation of pathology tissue specimens used for research purposes
Class 5
Bluing reagent and stain used for medical purposesfor use in histology and cytology for the preparation of pathology tissue specimens
Publications
History of USPTO decisions and trademark events.
55 publications found
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
09/25/2025
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
09/25/2025
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
05/25/2024
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
05/25/2024
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
05/25/2024
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
05/25/2024
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
05/25/2024
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
11/10/2021
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
11/10/2021
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
11/10/2021
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
11/10/2021
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
11/10/2021
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
03/16/2018
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
03/16/2018
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
03/16/2018
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
03/16/2018
E89R
TEAS SECTION 8 & 9 RECEIVED
03/01/2018
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
06/03/2017
NA85
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
06/18/2014
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
06/18/2014
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
06/18/2014
E815
TEAS SECTION 8 & 15 RECEIVED
06/03/2014
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
08/05/2009
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
07/08/2009
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
07/08/2009
WOAG
WITHDRAWAL OF ATTORNEY GRANTED
05/08/2009
WOAR
TEAS WITHDRAWAL OF ATTORNEY RECEIVED
05/08/2009
R.PR
REGISTERED-PRINCIPAL REGISTER
06/03/2008
REGV
LAW OFFICE REGISTRATION REVIEW COMPLETED
04/29/2008
ALIE
ASSIGNED TO LIE
04/27/2008
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
04/25/2008
SUPC
STATEMENT OF USE PROCESSING COMPLETE
03/21/2008
IUAF
USE AMENDMENT FILED
03/05/2008
EISU
TEAS STATEMENT OF USE RECEIVED
03/05/2008
NOAM
NOA MAILED - SOU REQUIRED FROM APPLICANT
09/11/2007
PUBO
PUBLISHED FOR OPPOSITION
06/19/2007
NPUB
NOTICE OF PUBLICATION
05/30/2007
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
04/18/2007
CNEA
EXAMINERS AMENDMENT MAILED
04/16/2007
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
04/13/2007
XAEC
EXAMINER'S AMENDMENT ENTERED
04/13/2007
CNEA
EXAMINERS AMENDMENT -WRITTEN
04/13/2007
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
03/19/2007
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
03/19/2007
ALIE
ASSIGNED TO LIE
03/19/2007
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
01/29/2007
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
01/29/2007
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
01/18/2007
DOCK
ASSIGNED TO EXAMINER
10/10/2006
CNRT
NON-FINAL ACTION MAILED
07/21/2006
CNRT
NON-FINAL ACTION WRITTEN
07/20/2006
DOCK
ASSIGNED TO EXAMINER
07/14/2006
MAFR
APPLICATION FILING RECEIPT MAILED
03/07/2006
NWAP
NEW APPLICATION ENTERED
03/02/2006
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