Also listed on The Singer Company Limited, an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded Jul 11, 2017 (General Electric Capital Corporation).
Term ends Jul 7, 2030 · High confidence
20-year base term ends Dec 19, 2028
Held by Singer Sourcing Limited LLC
Filed Mar 4, 2011 as application 12/809,590 · Granted Dec 10, 2013
Base term plus 565 days of patent term adjustment (USPTO delay)
Today
2008
2030
Clock starts
Dec 19, 2008
Dec 19, 2008
Term ends
Jul 7, 2030
Jul 7, 2030
Granted
Dec 10, 2013
Dec 10, 2013
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
565
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.
2
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 565 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 Dec 19, 2008, when application PCT/SE2008/051539, the earliest non-provisional in its chain, was filed (this one was filed Mar 4, 2011) | Dec 19, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +565 days, USPTO patent term adjustment record | Jul 7, 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jul 7, 2030 | High confidence |
This family
| US 8,606,390 | this patent Jul 2030 | Jul 2030 |
1 of 2 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 |
|---|---|---|---|
| Jan 30, 2013 Reel 29724, frame 202 | Hjalmarsson, Anders; Bondesson, Christian; Flygare, Anders; Crona, Bjorn | VSM Group AB | Assignment of Assignor's Interest |
| May 26, 2017 Reel 42516, frame 708 | VSM Group AB | Singer Sourcing Limited LLC | Assignment of Assignor's Interest |
| Jul 11, 2017 Reel 42976, frame 147 | Singer Sourcing Limited LLC | General Electric Capital Corporation | Security Interest |
| Oct 2, 2017 Reel 44100, frame 601 | General Electric Company (as Successor in Interest to General Electric Capital Corporation), as Retiring Agent | Ares Capital Corporation, As Successor Agent | Assignment of Intellectual Property Security Agreement |
| Jul 30, 2021 Reel 57042, frame 978 | Singer Sourcing Limited LLC | Bank Of America, N.a. | Term Loan Security Agreement |
| Jul 30, 2021 Reel 57043, frame 35 | Singer Sourcing Limited LLC | Bank Of America, N.a. | Abl Security Agreement |
| Jul 30, 2021 Reel 57040, frame 543 | Ares Capital Corporation, As Agent | Singer Sourcing Limited LLC | Release of Security Interest |
| Dec 30, 2022 Reel 62254, frame 242 | Singer Sourcing Limited LLC | Wilmington Trust, National Association, as Notes Collateral Agent | Notes Patent Security Agreement |
| May 29, 2024 Reel 67556, frame 643 | Singer Sourcing Limited LLC | Bank of America, N.A., as Collateral Agent | Amended and Restated Term Loan Patent Security Agreement |
| May 29, 2024 Reel 67556, frame 671 | Singer Sourcing Limited LLC | Stitch Holding Corporation | Notes Patent Security Agreement |
| Jun 18, 2024 Reel 67775, frame 52 | Singer Sourcing Limited LLC | Bank of America, N.A., as Agent | Security Agreement (ABL) |
| Dec 31, 2024 Reel 69795, frame 524 | Singer Sourcing Limited LLC | Wilmington Trust, National Association, as Collateral Agent | Security Interest |
| Jan 2, 2025 Reel 69797, frame 885 | Bank of America, N.A., as Collateral Agent | Singer Sourcing Limited LLC | Release of Security Interest at Reel/Frame 057042/0978 |
| Jan 2, 2025 Reel 69803, frame 301 | Bank of America, N.A., as Collateral Agent | Singer Sourcing Limited LLC | Release of Security Interest at Reel/Frame 067556/0643 |
| Jan 9, 2025 Reel 69857, frame 948 | Stitch Holding Corporation, As The Payee | Singer Sourcing Limited LLC | Release of Security Interest in Patent Collateral, Recorded at Reel 067556, Frame 0671 |
| Jan 24, 2025 Reel 70004, frame 712 | Wilmington Trust, National Association, as the Notes Collateral Agent | Singer Sourcing Limited LLC | Release of Security Interest in Patent Collateral, Recorded at Reel / Frame 062254/0242 |
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
Jul 2030
Term ends Jul 7, 2030. No further fees fall due before then
Note
The 565 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
34
later US patents cite this one
That is top 25% of utility patents granted in 2013 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.