Term ends Aug 31, 2030 · High confidence
20-year base term ends Jul 8, 2029
Held by Borealis AG
Filed Mar 24, 2011 as application 13/002,857 · Granted Aug 25, 2015
Base term plus 419 days of patent term adjustment (USPTO delay)
Today
2009
2030
Clock starts
Jul 8, 2009
Jul 8, 2009
Term ends
Aug 31, 2030
Aug 31, 2030
Granted
Aug 25, 2015
Aug 25, 2015
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
419
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.
38
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 419 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 Jul 8, 2009, when application PCT/EP2009/004930, the earliest non-provisional in its chain, was filed (this one was filed Mar 24, 2011) | Jul 8, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +419 days, USPTO patent term adjustment record | Aug 31, 2030 | 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 | Aug 31, 2030 | High confidence |
This family
| Application 11/571,309 | Abandoned not computed | not computed |
| Application 13/002,824 | Abandoned not computed | not computed |
| US 9,115,227 | this patent Aug 2030 | Aug 2030 |
| US 8,866,016 | Lapsed on the fee record Oct 2026 | Oct 2026 |
| Application 13/126,527 | Abandoned not computed | not computed |
| US 8,759,448 | In force no later than Jan 2031 | no later than Jan 2031 |
| US 8,674,024 | In force no later than Jan 2031 | no later than Jan 2031 |
| US 9,852,826 | Lapsed on the fee record Dec 2025 | Dec 2025 |
8 of 38 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 |
|---|---|---|---|
| Mar 25, 2011 Reel 26019, frame 766 | Smedberg, Annika; Nilsson, Ulf; Campus, Alfred; Schild, Hermann; Huber, Markus; Voigt, Bjoirn | Borealis AG | Assignment of Assignor's Interest |
| Feb 23, 2022 Reel 59219, frame 949 | Borealis AG | Borealis AG | Change of Address |
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.
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Alerts on its grants, lapses and transfers.
What's changing
Aug 2030
Term ends Aug 31, 2030. Maintenance fees still fall due before then
Note
The 419 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 2015 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.