Term ends Nov 24, 2026 · High confidence
20-year base term ended Sep 29, 2026
Held by Link Treasure Limited
Filed Sep 29, 2006 as application 11/529,594 · Granted May 27, 2008
Base term plus 56 days of patent term adjustment (USPTO delay)
Today
2006
2026
Clock starts
Sep 29, 2006
Sep 29, 2006
Term ends
Nov 24, 2026
Nov 24, 2026
Granted
May 27, 2008
May 27, 2008
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
56
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.
This patent's term runs 56 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 Sep 29, 2006, when this application, 11/529,594, was filed | Sep 29, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +56 days, USPTO patent term adjustment record | Nov 24, 2026 | 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 | Nov 24, 2026 | High confidence |
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 |
|---|---|---|---|
| Sep 29, 2006 Reel 18365, frame 412 | Li, Wei-yeh | Link Treasure Limited | Assignment of Assignor's Interest |
| Dec 13, 2023 Reel 65991, frame 1 | Dorel Home Furnishings, Inc.; Dorel Juvenile Group, Inc.; Link Treasure Limited | Bank Of Montreal, As Administrative Agent | Security Interest |
| Nov 7, 2025 Reel 73576, frame 570 | Bank Of Montreal, As Administrative Agent | Dorel Home Furnishings, Inc.; Dorel Juvenile Group Inc.; Link Treasure Limited, LLC | Termination and Release of the Supplemental Patent Security Agreement, Recorded on December 13, 2023 at Reel 65991 Frame 0001 |
| Nov 7, 2025 reel/frame not recorded | Bank Of Montreal, As Administrative Agent | Dorel Home Furnishings, Inc. | Termination and Release of the Supplemental Patent Security Agreement, Recorded on December 13, 2023 at Reel 65991 Frame 0001 |
| Nov 7, 2025 reel/frame not recorded | Bank Of Montreal, As Administrative Agent | Dorel Juvenile Group Inc. | Termination and Release of the Supplemental Patent Security Agreement, Recorded on December 13, 2023 at Reel 65991 Frame 0001 |
| Nov 7, 2025 reel/frame not recorded | Bank Of Montreal, As Administrative Agent | Link Treasure Limited, LLC | Termination and Release of the Supplemental Patent Security Agreement, Recorded on December 13, 2023 at Reel 65991 Frame 0001 |
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.
What's changing
Nov 2026
Term ends Nov 24, 2026. No further fees fall due before then
Note
The 56 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
77
later US patents cite this one
That is top 10% of utility patents granted in 2008 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.