QUANTUM CRYSTALS
Live / Allowed — Fourth extension granted (statement of use) (as of 31 Mar 2026)
What this means for you
Approved and waiting on proof of use. It will register unless the applicant drops it, and its 23 Feb 2023 filing date already counts against anyone who files later.
Record
- Serial number
- 97808677
- Mark type
- Word mark
- Filed
- 23 Feb 2023
- Published for opposition
- 27 Feb 2024
- Attorney of record
- Leon R. Legleiter
Goods and services
- Class 001 — Chemicals: Alumina-based ceramic particles for the reduction of microorganisms from water, air, and oil; alumina-based media featuring activated ceramic particles for drinking water purification
- Class 011 — Environmental control apparatus: Apparatus for purifying and reducing microorganisms from water, air, and oil featuring alumina-based ceramic particles; apparatus for drinking water purification featuring activated alumina-based ceramic particles
Owner
- Claire Technologies LLC, Five, WA, US
- Claire Technologies LLC, Five, WA, US
Prosecution history
- 02 Apr 2026 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 31 Mar 2026 — SOU EXTENSION 4 GRANTED
- 31 Mar 2026 — SOU EXTENSION 4 FILED
- 31 Mar 2026 — SOU TEAS EXTENSION RECEIVED
- 18 Oct 2025 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 17 Oct 2025 — SOU EXTENSION 3 GRANTED
- 17 Oct 2025 — SOU EXTENSION 3 FILED
- 17 Oct 2025 — SOU TEAS EXTENSION RECEIVED
- 19 Mar 2025 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 18 Mar 2025 — SOU EXTENSION 2 GRANTED
- 18 Mar 2025 — SOU EXTENSION 2 FILED
- 18 Mar 2025 — SOU TEAS EXTENSION RECEIVED
- 17 Oct 2024 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 17 Oct 2024 — SOU EXTENSION 1 GRANTED
- 17 Oct 2024 — SOU EXTENSION 1 FILED