PRO-XTEN
Dead / Abandoned — Abandoned — failure to respond (as of 28 Feb 2026)
What this means for you
This application is over — abandoned 08 May 2025. The name may be available, but check before relying on it — rights can also come from actual use, not only from the register.
Record
- Serial number
- 97059027
- Mark type
- Stylized text
- Filed
- 04 Oct 2021
- Published for opposition
- 19 Jul 2022
- Abandoned
- 08 May 2025
- Attorney of record
- Nicole E. Reifman
Goods and services
- Class 001 — Chemicals: Chemicals used in the manufacture of pharmaceuticals; biomedical compounds, namely, recombinant and synthetic polypeptides for universal masking of proteins and providing half-life extension, and protease-cleavable linkers to enable unmasking
- Class 005 — Pharmaceuticals: Pharmaceutical preparations for the treatment of cancerous and viral diseases; pharmaceutical preparations for use in the field of oncology for the treatment of cancerous diseases; medical diagnostic reagents
Owner
- Amunix Pharmaceuticals, Inc., South San Francisco, CA, US
- Amunix Pharmaceuticals, Inc., South San Francisco, CA, US
Prosecution history
- 28 Feb 2026 — ABANDONMENT NOTICE E-MAILED - FAILURE TO RESPOND
- 28 Feb 2026 — ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE
- 08 Aug 2025 — NOTIFICATION FOR REQ FOR RECON DENIED NO APPEAL FILED
- 08 Aug 2025 — ACTION FOR REQ FOR RECON DENIED NO APPEAL FILED E-MAILED
- 08 Aug 2025 — ACTION REQ FOR RECON DENIED NO APPEAL FILED COUNTED NOT MAILED
- 07 Aug 2025 — TEAS/EMAIL CORRESPONDENCE ENTERED
- 07 Aug 2025 — CORRESPONDENCE RECEIVED IN LAW OFFICE
- 07 Aug 2025 — TEAS REQUEST FOR RECONSIDERATION RECEIVED
- 07 May 2025 — APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED
- 07 May 2025 — APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED
- 07 Feb 2025 — NOTIFICATION OF FINAL REFUSAL EMAILED
- 07 Feb 2025 — FINAL REFUSAL E-MAILED
- 07 Feb 2025 — SU - FINAL REFUSAL - WRITTEN
- 10 Dec 2024 — TEAS/EMAIL CORRESPONDENCE ENTERED
- 10 Dec 2024 — CORRESPONDENCE RECEIVED IN LAW OFFICE