KEMPHARM INC
Dead / Cancelled — Cancelled — Section 8 (as of 09 Jan 2026)
What this means for you
This registration has been cancelled; it no longer blocks anyone on its own. 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
- 87980858
- Registration number
- 5789428
- Mark type
- Word mark
- Filed
- 15 Feb 2018
- Published for opposition
- 24 Jul 2018
- Registered
- 25 Jun 2019
- Attorney of record
- Haverly MacArthur
Goods and services
- Class 005 — Pharmaceuticals: Pharmaceutical preparations for the treatment of pain
- Class 042 — Scientific and technological services: Drug discovery services; Medical research; Research and development in the field of drug discovery
Owner
- ZEVRA THERAPEUTICS, INC., CELEBRATION, FL, US
- KemPharm, Inc., Celebration, FL, US
- KemPharm, Inc., Celebration, FL, US
- KemPharm, Inc., Coralville, IA, US
Prior registrations
Prosecution history
- 09 Jan 2026 — CANCELLED SEC. 8 (6-YR)
- 25 Jun 2024 — COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
- 06 Dec 2023 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 06 Dec 2023 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 06 Dec 2023 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 06 Dec 2023 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 06 Dec 2023 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 22 Nov 2023 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 25 Jun 2019 — REGISTERED-PRINCIPAL REGISTER
- 24 May 2019 — NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
- 23 May 2019 — ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
- 10 May 2019 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 09 May 2019 — STATEMENT OF USE PROCESSING COMPLETE
- 18 Mar 2019 — USE AMENDMENT FILED
- 09 May 2019 — DIVISIONAL PROCESSING COMPLETE