NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
03/12/2026
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Official data from USPTO
CORNERSTONE
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Active USPTO registrationType: WordOffice: 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
44
Latest update
03/31/2026
Trademark type
Word
Nice classes
19
Filing date
10/07/1993
Registration date
12/26/1995
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
03/12/2026
Last transaction
03/31/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
03/28/1994
First use in commerce
03/28/1994
Drawing code
1
Owner type
03
Owner location
Calgary, Alberta, CA
Examiner
CORDOVA, RAUL
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
CORNERSTONE WALL SOLUTIONS INC.
PACIFIC PRECAST PRODUCTS LTD.
Mutual Materials Company
Representatives
Jeffrey D. Morton Haynes and Boone, LLP
Technical classification
Nice Classes
Class 19
Vienna Codes
No Vienna codes available.
Goods and services
Class 19
retaining wall building blocks
Publications
History of USPTO decisions and trademark events.
44 publications found
RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
03/12/2026
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
03/12/2026
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
03/12/2026
E89R
TEAS SECTION 8 & 9 RECEIVED
12/18/2025
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
12/26/2024
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
08/12/2024
ECDR
TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS
08/12/2024
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
08/12/2024
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
08/12/2024
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
08/12/2024
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
08/12/2024
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
08/08/2023
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
08/08/2023
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
08/08/2023
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
01/22/2015
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
01/22/2015
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
01/22/2015
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
01/21/2015
E89R
TEAS SECTION 8 & 9 RECEIVED
12/31/2014
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
12/31/2014
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
06/19/2013
CFIT
CASE FILE IN TICRS
06/12/2007
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
05/19/2006
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
05/19/2006
PR89
RESPONSE RECEIVED TO POST REG. ACTION - SEC. 8 & 9
04/07/2006
PAPER RECEIVED
04/07/2006
PR89
POST REGISTRATION ACTION MAILED - SEC. 8 & 9
03/14/2006
PLGL
ASSIGNED TO PARALEGAL
01/13/2006
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
12/02/2005
PAPER RECEIVED
12/02/2005
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
03/08/2002
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
12/21/2001
R.PR
REGISTERED-PRINCIPAL REGISTER
12/26/1995
PUBO
PUBLISHED FOR OPPOSITION
10/03/1995
NPUB
NOTICE OF PUBLICATION
09/01/1995
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
07/10/1995
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
06/13/1995
IUAA
USE AMENDMENT ACCEPTED
02/14/1995
AUPC
AMENDMENT TO USE PROCESSING COMPLETE
02/13/1995
IUAF
USE AMENDMENT FILED
01/05/1995
CNFR
FINAL REFUSAL MAILED
12/29/1994
CNRT
NON-FINAL ACTION MAILED
04/13/1994
DOCK
ASSIGNED TO EXAMINER
03/17/1994
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