Collateral for a security interest recorded Feb 28, 2022 (JPMorgan Chase Bank, N.A.).
Term ends Feb 1, 2034 · High confidence
20-year base term ends Mar 11, 2033
Held by Hunter Douglas Inc.
Filed Dec 28, 2017 as application 15/856,121 · Granted Sep 15, 2020
Base term plus 327 days of patent term adjustment (USPTO delay)
Today
2013
2034
Clock starts
Mar 11, 2013
Mar 11, 2013
Term ends
Feb 1, 2034
Feb 1, 2034
Granted
Sep 15, 2020
Sep 15, 2020
base term
patent term adjustment
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
327
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.
5
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 327 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 Mar 11, 2013, when application PCT/US2013/030176, the earliest non-provisional in its chain, was filed (this one was filed Dec 28, 2017) | Mar 11, 2033 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +327 days, USPTO patent term adjustment record | Feb 1, 2034 | 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 | Feb 1, 2034 | High confidence |
This family
| Application PCT/US2013/030176 | PCT application no patent term | no patent term |
| US 9,890,588 | In force Mar 2033 | Mar 2033 |
| US 10,774,586 | this patent Feb 2034 | Feb 2034 |
| US 11,643,872 | In force Feb 2034 | Feb 2034 |
| US 12,116,841 | In force Mar 2033 | Mar 2033 |
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 |
|---|---|---|---|
| Jun 13, 2018 Reel 46078, frame 63 | Smith, Stephen P. | Hunter Douglas Inc. | Assignment of Assignor's Interest |
| Feb 28, 2022 Reel 59262, frame 937 | Hunter Douglas Inc. | JPMorgan Chase Bank, N.A., as Administrative Agent | Security 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
Feb 2034
Term ends Feb 1, 2034. Maintenance fees still fall due before then
Note
The 327 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
8
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.