Also listed on Celltech R&D Limited, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Jan 8, 2037 · High confidence
20-year base term ends Nov 24, 2036
Held by Ucb Biopharma SRL
Filed May 8, 2018 as application 15/774,332 · Granted Oct 5, 2021
Base term plus 45 days of patent term adjustment (USPTO delay)
Today
2016
2037
Clock starts
Nov 24, 2016
Nov 24, 2016
Term ends
Jan 8, 2037
Jan 8, 2037
Granted
Oct 5, 2021
Oct 5, 2021
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
45
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
2
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 45 days past its 20-year base term on prosecution delay. 1 of 3 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 Nov 24, 2016, when application PCT/EP2016/078664, the earliest non-provisional in its chain, was filed (this one was filed May 8, 2018) | Nov 24, 2036 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +45 days, USPTO patent term adjustment record | Jan 8, 2037 | 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 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jan 8, 2037 | High confidence |
This family
| US 11,136,310 | this patent Jan 2037 | Jan 2037 |
1 of 2 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 |
|---|---|---|---|
| Aug 14, 2020 Reel 53497, frame 512 | Charlton, Rebecca Louise | Ucb Celltech (the UK Registered Branch of Ucb Pharma S.A.) | Assignment of Assignor's Interest |
| Aug 14, 2020 Reel 53497, frame 546 | Maccoss, Malcolm | Bohicket Pharma Consulting LLC | Assignment of Assignor's Interest |
| Aug 14, 2020 Reel 53497, frame 617 | Bohicket Pharma Consulting LLC | Ucb Pharma S.A. | Assignment of Assignor's Interest |
| Aug 14, 2020 Reel 53497, frame 627 | Ucb Pharma S.A. | Ucb Biopharma SPRL | Assignment of Assignor's Interest |
| Aug 14, 2020 Reel 53499, frame 365 | Lowe, Martin Alexander; Zhu, Zhaoning; Morgan, Trevor | Celltech R&D Limited | Assignment of Assignor's Interest |
| Aug 19, 2020 Reel 53535, frame 848 | Ucb Celltech (the UK Registered Branch of Ucb Pharma S.A. | Ucb Biopharma SPRL | Assignment of Assignor's Interest |
| Aug 19, 2020 Reel 53536, frame 400 | De Haro Garcia, Teresa | Celltech R&D Limited | Assignment of Assignor's Interest |
| Aug 19, 2020 Reel 53538, frame 755 | Ucb Biopharma SPRL; Ucb Biopharma SRL | Ucb Biopharma SRL | Merger and Change of Name |
| Aug 19, 2020 Reel 53538, frame 895 | Celltech R&D Limited | Ucb Biopharma SPRL | Assignment of Assignor's Interest |
| Aug 19, 2020 Reel 53548, frame 50 | Ucb Biopharma SPRL | Ucb Biopharma SRL | Change of Name |
| Feb 16, 2021 Reel 55275, frame 534 | Taylor, Richard David | Celltech R&D Limited | 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
Jan 2037
Term ends Jan 8, 2037. Maintenance fees still fall due before then
Note
The 45 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2021 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.