Collateral for a security interest recorded Jul 19, 2021 (Goldman Sachs Bank USA).
Term ends Jun 13, 2032 · High confidence
20-year base term ends May 26, 2031
Held by Knoll, Inc.
Filed May 26, 2011 as application 13/116,485 · Granted Apr 22, 2014
Base term plus 384 days of patent term adjustment (USPTO delay)
Today
2011
2032
Clock starts
May 26, 2011
May 26, 2011
Term ends
Jun 13, 2032
Jun 13, 2032
Granted
Apr 22, 2014
Apr 22, 2014
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
384
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 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.
22
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 384 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 May 26, 2011, when this application, 13/116,485, was filed | May 26, 2031 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +384 days, USPTO patent term adjustment record | Jun 13, 2032 | 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jun 13, 2032 | High confidence |
This family
| US 8,702,171 | this patent Jun 2032 | Jun 2032 |
| Application PCT/US2011/038342 | PCT application no patent term | no patent term |
| US 8,342,462 | In force Jun 2031 | Jun 2031 |
| Application PCT/US2011/039065 | PCT application no patent term | no patent term |
| Application PCT/US2011/039587 | PCT application no patent term | no patent term |
| US 8,667,909 | In force May 2032 | May 2032 |
| US 8,628,142 | In force May 2032 | May 2032 |
| Application PCT/US2012/039239 | PCT application no patent term | no patent term |
8 of 22 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 |
|---|---|---|---|
| Jun 2, 2011 Reel 26374, frame 798 | Van Hekken, Hendrik R. | Knoll, Inc. | Assignment of Assignor's Interest |
| Feb 22, 2012 Reel 27743, frame 537 | Knoll, Inc. | Bank of America, N.A., as Administrative Agent | Notice of Grant of Security Interest in Patents |
| Jul 19, 2021 Reel 57649, frame 828 | Knoll, Inc. | Goldman Sachs Bank USA, as Collateral Agent | Security Interest |
| Jul 20, 2021 Reel 56924, frame 179 | Bank of America, N.A., as Administrative Agent | Knoll, Inc. | Termination and Release of Security Interest in Patents |
| Aug 8, 2025 Reel 72342, frame 380 | Goldman Sachs Bank USA | Wells Fargo Bank, National Association | Assignment of Security Interest in Patent Collateral |
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
Jun 2032
Term ends Jun 13, 2032. No further fees fall due before then
Note
The 384 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
32
later US patents cite this one
That is top 25% of utility patents granted in 2014 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.