Collateral for a security interest recorded Oct 20, 2025 (Biopharma Credit PLC).

Term ends Mar 14, 2033 · Medium confidence

Computed 20-year base term

Why Medium: A parent in the chain could not be resolved.

Held by Valneva Austria GmbH

Filed Sep 16, 2016 as application 15/267,372 · Granted Mar 27, 2018

Base term, 20 years from filing

Today

20 years from filing

Term ends Mar 14, 2033

2013 2033

Clock starts
Mar 14, 2013

Term ends
Mar 14, 2033

Granted
Mar 27, 2018

base term fee events Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know

None

Term adjustment

No prosecution delay on this record.

None

Terminal disclaimer

No disclaimer on this record.

2 of 3

Maintenance fees paid

Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.

Family applications on record here

Applications sharing this one's continuity chain whose file history this site holds. The family may have others.

This patent's term is its 20-year base term, with no adjustment for prosecution delay. 2 of 3 maintenance fees are paid so far. Confidence: Medium. from the record

How we calculated this date

One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.

Step	Input	Date after this step	Confidence
Base term, 20 years from filing	Clock starts Mar 14, 2013, when application 13/802,991, the earliest non-provisional in its chain, was filed (this one was filed Sep 16, 2016); a parent in its chain could not be resolved (the next row)	Mar 14, 2033	High confidence
Continuity chain	A parent in the chain could not be resolved	dated from this application's own claim	Medium confidence
Patent term adjustment	None on file	no change	High confidence
Terminal disclaimer cap	None on record	no cap applied	High confidence
Patent term extension	None on file	no change	High confidence
Fee events	2 of 3 maintenance fees paid	In force	High confidence
Computed term end	The steps above, in order	Mar 14, 2033	Medium confidence

This family

US 8,986,704	In force Mar 2033	Mar 2033
Application 14/412,722	Abandoned not computed	not computed
Application 14/623,681	Abandoned not computed	not computed
US 9,926,343	this patent Mar 2033	Mar 2033
US 10,544,194	In force Mar 2033	Mar 2033
US 11,208,439	In force Mar 2033	Mar 2033
US 11,466,058	In force Mar 2033	Mar 2033
US 12,195,501	In force Mar 2033	Mar 2033

8 of 10 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.

Assignments

Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.

Recorded	Assignor	Assignee	Conveyance
Oct 26, 2016 Reel 40132, frame 973	Comstedt, Pär; Hanner, Markus; Lundberg, Urban; Meinke, Andreas; Schueler, Wolfgang; Wizel, Benjamin	Intercell AG	Assignment of Assignor's Interest
Oct 26, 2016 Reel 40133, frame 28	Intercell AG	Valneva Austria GmbH	Change of Name
Oct 26, 2016 Reel 40497, frame 287	Intercell AG	Intercell Austria AG	Asset Transfer Agreement
Jun 26, 2018 Reel 46203, frame 46	Comstedt, Pär; Hanner, Markus; Lundberg, Urban; Meinke, Andreas; Schüler, Wolfgang; Wizel, Benjamin	Valneva Austria GmbH	Assignment of Assignor's Interest
Mar 4, 2020 Reel 52016, frame 745	Valneva SE; Valneva USA, Inc.; Valneva Austria GmbH	Wilmington Trust, National Association	Security Interest
Oct 20, 2025 Reel 73164, frame 32	Valneva Austria GmbH; Valneva SE; Valneva Sweden AB	Biopharma Credit PLC, as Collateral Agent	Patent Security Agreement
Nov 10, 2025 Reel 73516, frame 522	Wilmington Trust, National Association, as Administrative Agent	Valneva Austria GmbH; Valneva SE; Valneva USA, Inc.	Release of Security Interest
Nov 10, 2025 reel/frame not recorded	Wilmington Trust, National Association, as Administrative Agent	Valneva Austria GmbH	Release of Security Interest
Nov 10, 2025 reel/frame not recorded	Wilmington Trust, National Association, as Administrative Agent	Valneva SE	Release of Security Interest
Nov 10, 2025 reel/frame not recorded	Wilmington Trust, National Association, as Administrative Agent	Valneva USA, Inc.	Release of Security Interest
Mar 31, 2026 Reel 75335, frame 609	Valneva Austria GmbH; Valneva SE; Valneva Sweden AB	Biopharma Credit PLC, as Collateral Agent	Amended and Restated Patent Security Agreement
Jun 4, 2026 Reel 75803, frame 558	Valneva Austria GmbH; Valneva SE; Valneva Sweden AB	Biopharma Credit PLC, as Collateral Agent	Amended and Restated Patent Security Agreement

Sources

Google Patents · The patent document at USPTO · Assignment records at USPTO

USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup

Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.

Free plan: 3 watched companies. Pro: unlimited.

Alerts on its grants, lapses and transfers.

What's changing

Mar 2033

Term ends Mar 14, 2033. Maintenance fees still fall due before then

Citations

later US patents cite this one

That is top 25% of utility patents granted in 2018 in our data, the only group it is compared against. How we rank

Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built

Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.

In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.

Mutant Fragments of Ospa and Methods and Uses Relating Thereto