TRAILBIO
Live / Applied — Fifth extension granted (statement of use) (as of 10 Aug 2026)
What this means for you
Not registered yet, but its 10 Jun 2022 filing date beats anything filed after it. If it registers, the owner can stop confusingly similar uses in the classes it covers.
Record
- Serial number
- 97452762
- Mark type
- Stylized text
- Filed
- 10 Jun 2022
- Published for opposition
- 07 Nov 2023
- Attorney of record
- CHRISTOPHER D. CASAVALE
Goods and services
- Class 005 — Pharmaceuticals: Human cells for medical or clinical therapeutic purposes; cell growth media for growing specialized human cells for medical or clinical use; cell growth media for growing non-specialized human cells for medical or clinical use; Cells for medical or clinical use; Living cells for medical use
- Class 040 — Treatment of materials: Human specialized cell development services, namely, custom manufacture of human cells for medical or clinical therapeutic purposes, for others; human differentiated cell development services namely, custom manufacture of human cells for medical or clinical therapeutic purposes, for others
- Class 042 — Scientific and technological services: Cell culture services for scientific and research purposes, for others; human specialized cell development services, namely, development of human specialized cells for scientific laboratory and research and development purposes; human differentiated cell development services, namely, development of human differentiated cells for scientific laboratory and research and development purposes
Owner
- Trailhead Biosystems, Inc., Beachwood, OH, US
- Trailhead Biosystems, Inc., Cleveland, OH, US
Prosecution history
- 11 Aug 2026 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 10 Aug 2026 — SOU EXTENSION 5 GRANTED
- 01 Jul 2026 — SOU EXTENSION 5 FILED
- 01 Jul 2026 — SOU TEAS EXTENSION RECEIVED
- 10 Mar 2026 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 09 Mar 2026 — SOU EXTENSION 4 GRANTED
- 18 Dec 2025 — SOU EXTENSION 4 FILED
- 18 Dec 2025 — SOU TEAS EXTENSION RECEIVED
- 11 Nov 2025 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 11 Nov 2025 — SOU EXTENSION 3 GRANTED
- 30 Jun 2025 — SOU EXTENSION 3 FILED
- 30 Jun 2025 — SOU TEAS EXTENSION RECEIVED
- 21 Mar 2025 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 20 Mar 2025 — SOU EXTENSION 2 GRANTED
- 30 Dec 2024 — SOU EXTENSION 2 FILED