PROTAGONIST THERAPEUTICS
Live / Allowed — Fourth extension granted (statement of use) (as of 23 Sept 2026)
What this means for you
Approved and waiting on proof of use. It will register unless the applicant drops it, and its 18 Dec 2023 filing date already counts against anyone who files later.
Record
- Serial number
- 98319352
- Mark type
- Design + words
- Filed
- 18 Dec 2023
- Published for opposition
- 27 Aug 2024
- Attorney of record
- Melissa A. Nowak
Goods and services
- Class 005 — Pharmaceuticals: Pharmaceutical preparations for the treatment of oncological, hematological, inflammatory and autoimmune disorders, rare and orphan disorders, endocrine disorders
- Class 042 — Scientific and technological services: Scientific and medical research relating to oncological, hematological, inflammatory and autoimmune disorders, rare and orphan disorders, endocrine disorders
- Class 044 — Medical, beauty and agricultural services: Providing online healthcare and medical information to patients and healthcare providers relating to oncological, hematological, inflammatory and autoimmune disorders, rare and orphan disorders, endocrine disorders
Owner
- Protagonist Therapeutics, Inc., Newark, CA, US
- Protagonist Therapeutics, Inc., Newark, CA, US
Prior registrations
Prosecution history
- 23 Sept 2026 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 23 Sept 2026 — SOU EXTENSION 4 GRANTED
- 23 Sept 2026 — SOU EXTENSION 4 FILED
- 23 Sept 2026 — SOU TEAS EXTENSION RECEIVED
- 13 Mar 2026 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 12 Mar 2026 — SOU EXTENSION 3 GRANTED
- 12 Mar 2026 — SOU EXTENSION 3 FILED
- 12 Mar 2026 — SOU TEAS EXTENSION RECEIVED
- 09 Dec 2025 — TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
- 09 Dec 2025 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 09 Dec 2025 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 09 Dec 2025 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 08 Oct 2025 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 07 Oct 2025 — SOU EXTENSION 2 GRANTED
- 07 Oct 2025 — SOU EXTENSION 2 FILED