ISOTECH
Live / Registered — Registered and renewed (as of 11 Aug 2016)
What this means for you
Registered since 04 Feb 1997. The owner can stop confusingly similar uses in the classes it covers; it stays on the register as long as the owner keeps up the maintenance filings (next due by 04 Feb 2017).
Record
- Serial number
- 75069424
- Registration number
- 2035598
- Mark type
- Design + words
- Filed
- 08 Mar 1996
- Published for opposition
- 12 Nov 1996
- Registered
- 04 Feb 1997
- Next maintenance due
- 04 Feb 2017
- Attorney of record
- Carla B. Oakley
Goods and services
- Class 042 — Scientific and technological services: geochemical analysis of natural gas
Owner
- STRATUM RESERVOIR (ISOTECH), LLC, Houston, TX, US
- Isotech Laboratories, Inc., Champaign, IL, US
- Isotech Laboratories, Inc., Champaign, IL, US
- Isotech Laboratories, Inc., Champaign, IL, US
Prosecution history
- 04 Feb 2026 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 26 Aug 2025 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 26 Aug 2025 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 26 Aug 2025 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 26 Aug 2025 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 26 Aug 2025 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 08 Jun 2022 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
- 26 Mar 2020 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 26 Mar 2020 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 26 Mar 2020 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 26 Mar 2020 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 26 Mar 2020 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 29 May 2019 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
- 08 May 2019 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 11 Aug 2016 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED