Term ends May 15, 2036 · High confidence
20-year base term ends Oct 21, 2035
Held by Inter Ikea Systems B.V.
Filed Apr 28, 2017 as application 15/522,847 · Granted Nov 24, 2020
Base term plus 207 days of patent term adjustment (USPTO delay)
Today
2015
2036
Clock starts
Oct 21, 2015
Oct 21, 2015
Term ends
May 15, 2036
May 15, 2036
Granted
Nov 24, 2020
Nov 24, 2020
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
207
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.
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 runs 207 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 Oct 21, 2015, when application PCT/IB2015/058116, the earliest non-provisional in its chain, was filed (this one was filed Apr 28, 2017) | Oct 21, 2035 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +207 days, USPTO patent term adjustment record | May 15, 2036 | 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 | May 15, 2036 | High confidence |
This family
| US 10,844,891 | this patent May 2036 | May 2036 |
| US 11,739,779 | In force Jun 2036 | Jun 2036 |
| US 12,071,966 | In force Oct 2035 | Oct 2035 |
| US 12,313,105 | In force Oct 2035 | Oct 2035 |
| Application 19/189,721 | 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 |
|---|---|---|---|
| Apr 28, 2017 Reel 42175, frame 97 | Maertens, Luc; Deman, Luc; Van Hooydonck, Guy; Schacht, Benny | Unilin, Bvba | Assignment of Assignor's Interest |
| Oct 13, 2020 Reel 54043, frame 249 | Unilin Bvba | Unilin B.V. | Change of Name |
| Jun 7, 2021 Reel 56494, frame 304 | Unilin, B.V. | Flooring Industries Limited, Sarl | Nunc Pro Tunc Assignment |
| Aug 13, 2021 Reel 57182, frame 617 | Unilin, B.V. | Flooring Industries Limited, Sarl | Corrective Assignment to Correct the Address of Assignee Previously Recorded on Reel 056494 Frame 0304. Assignor(S) Hereby Confirms the Assignment. |
| Oct 11, 2022 Reel 61381, frame 229 | Flooring Industries Limited, Sarl | Inter Ikea Systems B.V. | 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
May 2036
Term ends May 15, 2036. Maintenance fees still fall due before then
Note
The 207 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
16
later US patents cite this one
That is top 25% 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.