Seqirus UK Limited
54 live US trademarks, filing since 2007. 5 new applications filed this year.
Marks held on the register, by filing date. 2026 is year to date.
A multi-class mark counts once per class. Rank shown where the owner is in the class's top 50.
What Seqirus UK Limited filed most recently.
| Mark | Class | Filed | Basis | Status | Serial |
|---|---|---|---|---|---|
| VANTAFLU | 5 | Apr 14, 2026 | — | published | 99763726 |
| FLUVANTAGE | 5 | Feb 24, 2026 | — | published | 99667267 |
| PANAPREP | 5 | Feb 24, 2026 | — | published | 99667515 |
| PANVALEM | 5 | Feb 24, 2026 | — | published | 99667531 |
| PREPDEMIC | 5 | Feb 24, 2026 | — | published | 99667550 |
| INFLUENZA A (H5) MONOVALENT VACCINE, ADJUVANTED AUDENZ | 5 | Apr 7, 2025 | — | published | 99124687 |
| CELTURA | 5 | Nov 5, 2024 | — | registered Apr 22 | 98838465 |
| AGRIPPAL | 5 | Sep 27, 2024 | — | registered Feb 18 | 98773617 |
| SEQUVAX | 42 | Jun 5, 2024 | — | published | 98585952 |
| ACCELLERATE | 42 | May 21, 2024 | — | published | 98561989 |
A filing missed by the due date enters a six-month grace period, then the registration cancels.
About Seqirus UK Limited trademarks.
How many trademarks does Seqirus UK Limited have?
54 live US trademarks as of October 23, 2026: 40 registered and 14 pending applications. 5 were filed in 2026 so far.
What does Seqirus UK Limited sell, according to its trademarks?
Mostly pharmaceuticals (Class 5, 47 live marks). Also medical & beauty services (Class 44) and chemicals (Class 1).
Who owns the MF59 trademark?
MF59 is owned by Seqirus UK Limited. It was registered on December 18, 2007 (Reg. No. 3356715) and is live. The same owner holds 53 other live US marks.
When did Seqirus UK Limited first file a trademark?
Its oldest live US filing dates from 2007: MF59, filed March 30, 2007.
Know the morning after Seqirus UK Limited files.
Watch this company in Thorgate and get an alert for every new application, registration, publication and lapse, with the opposition deadline already worked out. Or monitor your own marks for conflicts with theirs.
Data: USPTO trademark bulk files, processed nightly by Thorgate. Last rebuilt October 23, 2026. Counts cover the US federal register only, not state or foreign marks. Owner names are shown as recorded by the USPTO. This page reports public-record facts and dates and is not legal advice. For the official record of any mark, follow its serial number to USPTO TSDR.