CAEX
CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9
08/14/2026
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Official data from USPTO
CHIRALDEX
This trademark appears in the official USPTO history.
Even when the status is closed, the history helps calibrate risk, avoid repeating mistakes, and define a safe naming strategy.
CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9Type: WordOffice: United States
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9
Case type
Application and registration
Recorded events
40
Latest update
08/14/2026
Trademark type
Word
Nice classes
1
Filing date
09/25/1992
Registration date
01/30/1996
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
08/14/2026
Last transaction
08/14/2026
Responsible office
United States Patent and Trademark Office
Status code
710
Official register
Principal Register
First use anywhere
1989-09-00
First use in commerce
1989-10-00
Drawing code
1
Owner type
16
Owner location
ST. LOUIS, MO, US
Examiner
WISEMAN, MICHELLE
Law office
L80
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
SIGMA-ALDRICH CO., LLC
S. L. (pessoa física)
Advanced Separation Technologies Inc.
Representatives
KRISTIN J. FROST SIGMA-ALDRICH CO., LLC
Technical classification
Nice Classes
Class 1
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
chemical preparationsnamely sorbent materials for use in gas chromatography
Publications
History of USPTO decisions and trademark events.
40 publications found
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
01/30/2025
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
04/05/2016
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
04/05/2016
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
04/05/2016
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
04/05/2016
E89R
TEAS SECTION 8 & 9 RECEIVED
01/28/2016
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
01/28/2016
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
01/30/2015
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
08/03/2011
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
03/03/2010
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
03/03/2010
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
08/15/2007
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
06/01/2007
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
06/01/2007
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
03/11/2005
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
03/11/2005
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
01/31/2005
E89R
TEAS SECTION 8 & 9 RECEIVED
01/31/2005
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/23/2004
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
06/30/2001
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
04/24/2001
R.PR
REGISTERED-PRINCIPAL REGISTER
01/30/1996
OP.T
OPPOSITION TERMINATED NO. 999999
10/13/1995
OP.D
OPPOSITION DISMISSED NO. 999999
10/13/1995
OP.I
OPPOSITION INSTITUTED NO. 999999
02/08/1995
ETOF
EXTENSION OF TIME TO OPPOSE RECEIVED
10/25/1994
PUBO
PUBLISHED FOR OPPOSITION
10/04/1994
NPUB
NOTICE OF PUBLICATION
09/02/1994
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
05/23/1994
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
04/29/1994
CNSL
LETTER OF SUSPENSION MAILED
04/06/1994
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
12/27/1993
CNSL
LETTER OF SUSPENSION MAILED
11/05/1993
DOCK
ASSIGNED TO EXAMINER
10/13/1993
CNSL
LETTER OF SUSPENSION MAILED
03/15/1993
ZZZX
PREVIOUS ALLOWANCE COUNT WITHDRAWN
03/12/1993
NPUB
NOTICE OF PUBLICATION
02/12/1993
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
01/06/1993
CNEA
EXAMINER'S AMENDMENT MAILED
12/21/1992
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