Also listed on Universite Claude Bernard Lyon 1, an earlier holder on the record. The recorded assignments below show how it moved.

Term ends Nov 17, 2034 · High confidence

Computed 20-year base term

Held by Inserm (Institut National de la Sante et de la Recherche Medicale), Université Claude Bernard - Lyon 1, Ens - Ecole Normale Supérieure de Lyon, Centre National de la Recherche Scientifique (CNRS), Edelris and Poxel

Filed Mar 10, 2016 as application 14/917,958 · Granted Feb 20, 2018

Base term plus 68 days of patent term adjustment (USPTO delay)

Today

20 years from filing

Term ends Nov 17, 2034

2014 2034

Clock starts
Sep 10, 2014

Term ends
Nov 17, 2034

Granted
Feb 20, 2018

base term patent term adjustment 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

Days of term adjustment

Read from the USPTO patent term adjustment record, not recalculated here.

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 runs 68 days past its 20-year base term on prosecution delay. 2 of 3 maintenance fees are paid so far. Confidence: High. 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 Sep 10, 2014, when application PCT/EP2014/069312, the earliest non-provisional in its chain, was filed (this one was filed Mar 10, 2016)	Sep 10, 2034	High confidence
Continuity chain	Every parent in the chain resolved	no change	High confidence
Patent term adjustment	+68 days, USPTO patent term adjustment record	Nov 17, 2034	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	Nov 17, 2034	High confidence

This family

US 9,895,380	this patent Nov 2034	Nov 2034
US 10,071,108	Lapsed on the fee record Sep 2026	Sep 2026

2 of 3 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
Apr 22, 2016 Reel 38351, frame 190	Andre, Patrice; Lotteau, Vincent; Radreau, Pauline; Gilardone, Marine; Patin, Amaury; Roche, Didier; Cravo, Daniel; Hallakou-bozec, Sophie	Inserm (Institut National de la Sante et de la Recherche Medicale); Université Claude Bernard - Lyon 1; Ens - Ecole Normale Supérieure de Lyon; Centre National de la Recherche Scientifique (CNRS); Edelris; Poxel	Assignment of Assignor's Interest
Apr 22, 2016 reel/frame not recorded	Andre, Patrice; Lotteau, Vincent; Radreau, Pauline; Roche, Didier; Gilardone, Marine; Cravo, Daniel; Hallakou-bozec, Sophie; Patin, Amaury	Inserm (Institut National de la Sante et de la Recherche Medicale)	Assignment of Assignor's Interest
Apr 22, 2016 reel/frame not recorded	Andre, Patrice; Lotteau, Vincent; Radreau, Pauline; Roche, Didier; Gilardone, Marine; Cravo, Daniel; Hallakou-bozec, Sophie; Patin, Amaury	Université Claude Bernard - Lyon 1	Assignment of Assignor's Interest
Apr 22, 2016 reel/frame not recorded	Andre, Patrice; Lotteau, Vincent; Radreau, Pauline; Roche, Didier; Gilardone, Marine; Cravo, Daniel; Hallakou-bozec, Sophie; Patin, Amaury	Ens - Ecole Normale Supérieure de Lyon	Assignment of Assignor's Interest
Apr 22, 2016 reel/frame not recorded	Andre, Patrice; Lotteau, Vincent; Radreau, Pauline; Roche, Didier; Gilardone, Marine; Cravo, Daniel; Hallakou-bozec, Sophie; Patin, Amaury	Centre National de la Recherche Scientifique (CNRS)	Assignment of Assignor's Interest
Apr 22, 2016 reel/frame not recorded	Andre, Patrice; Lotteau, Vincent; Radreau, Pauline; Roche, Didier; Gilardone, Marine; Cravo, Daniel; Hallakou-bozec, Sophie; Patin, Amaury	Edelris	Assignment of Assignor's Interest
Apr 22, 2016 reel/frame not recorded	Andre, Patrice; Lotteau, Vincent; Radreau, Pauline; Roche, Didier; Gilardone, Marine; Cravo, Daniel; Hallakou-bozec, Sophie; Patin, Amaury	Poxel	Assignment of Assignor's Interest

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

Nov 2034

Term ends Nov 17, 2034. Maintenance fees still fall due before then

Note

The 68 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us

Citations

later US patents cite this one

That is top 10% 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.

Methods and Pharmaceutical Compositions for the Treatment of Hepatitis B Virus Infection