Term ends Sep 12, 2031 · High confidence
20-year base term ends Feb 19, 2029
Held by Nunc A/S
Filed Feb 19, 2009 as application 12/388,930 · Granted Sep 4, 2018
Base term plus 935 days of patent term adjustment (USPTO delay)
Today
2009
2031
Clock starts
Feb 19, 2009
Feb 19, 2009
Term ends
Sep 12, 2031
Sep 12, 2031
Granted
Sep 4, 2018
Sep 4, 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
935
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.
3
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 935 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 Feb 19, 2009, when this application, 12/388,930, was filed | Feb 19, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +935 days, USPTO patent term adjustment record | Sep 12, 2031 | 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 | Sep 12, 2031 | High confidence |
This family
| US 10,066,203 | this patent Sep 2031 | Sep 2031 |
| Application 12/608,584 | Abandoned not computed | not computed |
| US 11,001,802 | In force Feb 2029 | Feb 2029 |
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 |
|---|---|---|---|
| Jul 25, 2017 Reel 43090, frame 244 | Fryer, Benjamin; Nelson, Shelley; Nielsen, Villy; Marwood, Tina Kristensen; Brevig, Thomas | Centocor Ortho Biotech Inc.; Nunc A/S | Assignment of Assignor's Interest |
| Jul 25, 2017 Reel 43326, frame 811 | Centocor Ortho Biotech Inc. | Janssen Biotech, Inc. | Change of Name |
| Jul 25, 2017 reel/frame not recorded | Fryer, Benjamin; Nelson, Shelley; Brevig, Thomas; Marwood, Tina Kristensen; Nielsen, Villy | Centocor Ortho Biotech Inc. | Assignment of Assignor's Interest |
| Jul 25, 2017 reel/frame not recorded | Fryer, Benjamin; Nelson, Shelley; Brevig, Thomas; Marwood, Tina Kristensen; Nielsen, Villy | Nunc A/S | Assignment of Assignor's Interest |
| Jul 19, 2019 Reel 49808, frame 278 | Janssen Biotech, Inc. | Nunc A/S | 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
Sep 2031
Term ends Sep 12, 2031. Maintenance fees still fall due before then
Note
The 935 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
7
later US patents cite this one
That is above the median 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.