ZYTREDI
Live / Applied — Fourth extension granted (statement of use) (as of 23 Sept 2025)
What this means for you
Not registered yet, but its 02 Feb 2023 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
- 97777616
- Mark type
- Stylized text
- Filed
- 02 Feb 2023
- Published for opposition
- 01 Aug 2023
- Attorney of record
- Melissa A. Nowak
Goods and services
- Class 005 — Pharmaceuticals: Pharmaceuticals for use in the treatment of cancer and blood diseases and disorders
- Class 042 — Scientific and technological services: Medical research and medical research information services in the fields of pharmaceuticals, oncology, and blood diseases and disorders
- Class 044 — Medical, beauty and agricultural services: Providing healthcare information to healthcare professionals and patients relating to the disease state and treatment options; Medical information services in the fields of pharmaceuticals, oncology, and blood diseases and disorders
Owner
- Protagonist Therapeutics, Inc., Newark, CA, US
- Protagonist Therapeutics, Inc., Newark, CA, US
Prosecution history
- 05 Jan 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
- 24 Sept 2025 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 23 Sept 2025 — SOU EXTENSION 4 GRANTED
- 23 Sept 2025 — SOU EXTENSION 4 FILED
- 23 Sept 2025 — SOU TEAS EXTENSION RECEIVED
- 11 Mar 2025 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 11 Mar 2025 — SOU EXTENSION 3 GRANTED
- 10 Mar 2025 — SOU EXTENSION 3 FILED
- 10 Mar 2025 — SOU TEAS EXTENSION RECEIVED
- 20 Sept 2024 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 20 Sept 2024 — SOU EXTENSION 2 GRANTED