Term ends Dec 14, 2031 · High confidence
20-year base term ends Dec 14, 2031
Held by Nantes Université
Filed Feb 22, 2019 as application 16/282,733 · Granted Jul 21, 2020
Base term, 20 years from filing
Today
2011
2031
Clock starts
Dec 14, 2011
Dec 14, 2011
Term ends
Dec 14, 2031
Dec 14, 2031
Granted
Jul 21, 2020
Jul 21, 2020
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.
1 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
6
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. 1 of 2 maintenance fees is 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 Dec 14, 2011, when application PCT/EP2011/072787, the earliest non-provisional in its chain, was filed (this one was filed Feb 22, 2019) | Dec 14, 2031 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High 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 | 1 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 14, 2031 | High confidence |
This family
| Application 13/994,277 | Abandoned not computed | not computed |
| Application 14/791,528 | Abandoned not computed | not computed |
| US 10,716,838 | this patent Dec 2031 | Dec 2031 |
| US 11,904,004 | In force no later than Apr 2033 | no later than Apr 2033 |
| Application 18/061,791 | Pending not computed | not computed |
5 of 6 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 |
|---|---|---|---|
| Feb 22, 2019 Reel 48410, frame 285 | Olive, Daniel; Bonneville, Marc; Scotet, Emmanuel; Harly, Christelle; Guillaume, Yves | Institut National de la Sante et de la Recherche Medicale (Inserm); Universite d'Aix-Marseille; Institut Jean Paoli & Irene Calmettes | Assignment of Assignor's Interest |
| Feb 22, 2019 reel/frame not recorded | Guillaume, Yves; Scotet, Emmanuel; Bonneville, Marc; Olive, Daniel; Harly, Christelle | Institut National de la Sante et de la Recherche Medicale (Inserm) | Assignment of Assignor's Interest |
| Feb 22, 2019 reel/frame not recorded | Guillaume, Yves; Scotet, Emmanuel; Bonneville, Marc; Olive, Daniel; Harly, Christelle | Universite d'Aix-Marseille | Assignment of Assignor's Interest |
| Feb 22, 2019 reel/frame not recorded | Guillaume, Yves; Scotet, Emmanuel; Bonneville, Marc; Olive, Daniel; Harly, Christelle | Institut Jean Paoli & Irene Calmettes | Assignment of Assignor's Interest |
| Feb 25, 2019 Reel 48426, frame 923 | Institut National de la Sante et de la Recherche Medicale (Inserm); Institut Jean Paoli & Irene Calmettes; Universite d'Aix Marseille | Inserm (Institut National de la Sante et de la Recherche Medicale); Institut Jean Paoli & Irene Calmettes; Universite d'Aix Marseille; Universite de Nantes; Centre National de la Recherche Scientifique - CNRS | Assignment of Assignor's Interest |
| Feb 25, 2019 reel/frame not recorded | Universite d'Aix Marseille; Institut Jean Paoli & Irene Calmettes; Institut National de la Sante et de la Recherche Medicale (Inserm) | Inserm (Institut National de la Sante et de la Recherche Medicale) | Assignment of Assignor's Interest |
| Feb 25, 2019 reel/frame not recorded | Universite d'Aix Marseille; Institut Jean Paoli & Irene Calmettes; Institut National de la Sante et de la Recherche Medicale (Inserm) | Institut Jean Paoli & Irene Calmettes | Assignment of Assignor's Interest |
| Feb 25, 2019 reel/frame not recorded | Universite d'Aix Marseille; Institut Jean Paoli & Irene Calmettes; Institut National de la Sante et de la Recherche Medicale (Inserm) | Universite d'Aix Marseille | Assignment of Assignor's Interest |
| Feb 25, 2019 reel/frame not recorded | Universite d'Aix Marseille; Institut Jean Paoli & Irene Calmettes; Institut National de la Sante et de la Recherche Medicale (Inserm) | Universite de Nantes | Assignment of Assignor's Interest |
| Feb 25, 2019 reel/frame not recorded | Universite d'Aix Marseille; Institut Jean Paoli & Irene Calmettes; Institut National de la Sante et de la Recherche Medicale (Inserm) | Centre National de la Recherche Scientifique - CNRS | Assignment of Assignor's Interest |
| Apr 15, 2022 Reel 60109, frame 917 | Institut National de la Sante et de la Recherche Medicale (Inserm); Universite d'Aix-Marseille; Institut Jean Paoli & Irene Calmettes; Centre National de la Recherche Scientifique (CNRS); Universite de Nantes | Imcheck Therapeutics | License |
| Sep 18, 2026 Reel 76505, frame 75 | Universite de Nantes | Nantes Université | Change of Name |
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.
What's changing
Dec 2031
Term ends Dec 14, 2031. Maintenance fees still fall due before then
Citations
2
later US patents cite this one
That is below the median of utility patents granted in 2020 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.