CHIRALDEX
Dead / Cancelled — Cancelled — Section 8 (as of 14 Aug 2026)
What this means for you
This registration has been cancelled; it no longer blocks anyone on its own. The name may be available, but check before relying on it — rights can also come from actual use, not only from the register.
Record
- Serial number
- 74318118
- Registration number
- 1952121
- Mark type
- Word mark
- Filed
- 25 Sept 1992
- Published for opposition
- 04 Oct 1994
- Registered
- 30 Jan 1996
- Next maintenance due
- 30 Jan 2016
- Attorney of record
- Kristin J. Frost
Goods and services
- Class 001 — Chemicals: chemical preparations, namely sorbent materials for use in gas chromatography
Owner
- SIGMA-ALDRICH CO., LLC, ST. LOUIS, MO, US
- SIGMA-ALDRICH BIOTECHNOLOGY L.P., ST. LOUIS, MO, US
- Advanced Separation Technologies Inc., Whippany, NJ, US
- Advanced Separation Technologies Inc., Whippany, NJ, US
- Advanced Separation Technologies Inc., Whippany, NJ, US
Prosecution history
- 14 Aug 2026 — CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9
- 30 Jan 2025 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 05 Apr 2016 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 05 Apr 2016 — REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
- 05 Apr 2016 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 05 Apr 2016 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 28 Jan 2016 — TEAS SECTION 8 & 9 RECEIVED
- 28 Jan 2016 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 30 Jan 2015 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 03 Aug 2011 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 03 Mar 2010 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 03 Mar 2010 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 15 Aug 2007 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 01 Jun 2007 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 01 Jun 2007 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED