Also listed on Sunless, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded Sep 5, 2024 (Old Second National Bank).
Term ends Dec 26, 2027 · High confidence
20-year base term ended May 7, 2024
Held by MT Industries, Inc.
Filed Apr 28, 2006 as application 11/413,450 · Granted Feb 15, 2011
Base term plus 1328 days of patent term adjustment (USPTO delay)
Today
2004
2027
Clock starts
May 7, 2004
May 7, 2004
Term ends
Dec 26, 2027
Dec 26, 2027
Granted
Feb 15, 2011
Feb 15, 2011
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
1,328
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.
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 1328 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 7, 2004, when application 10/841,734, the earliest non-provisional in its chain, was filed (this one was filed Apr 28, 2006) | May 7, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1328 days, USPTO patent term adjustment record | Dec 26, 2027 | 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 | Dec 26, 2027 | High confidence |
This family
| US 7,004,407 | Lapsed on the fee record Feb 2018 | Feb 2018 |
| US 7,297,211 | Term ended May 2024 | May 2024 |
| US 7,462,242 | Term ended Aug 2025 | Aug 2025 |
| US 7,886,684 | this patent Dec 2027 | Dec 2027 |
| US 7,992,517 | Term ended May 2024 | May 2024 |
| Application 13/192,284 | Abandoned not computed | not computed |
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 |
|---|---|---|---|
| Aug 21, 2006 Reel 18216, frame 792 | Cooper, Steven C.; Cooper, Troy H.; Croft, Ricky C. | Mystic Tan, Inc. | Assignment of Assignor's Interest |
| Aug 17, 2011 Reel 26764, frame 475 | MT Industries, Inc. | Sunless, Inc. | Merger |
| Aug 25, 2011 Reel 26804, frame 895 | Sunless, Inc. | General Electric Capital Corporation, as Agent | Security Agreement |
| Sep 9, 2015 Reel 36573, frame 313 | General Electric Capital Corporation | Antares Capital LP | Assignment of Intellectual Property Security Agreement |
| May 8, 2019 Reel 49118, frame 542 | Mystic Tan, Inc. | MT Industries, Inc. | Merger |
| Aug 22, 2019 Reel 50130, frame 654 | Sunless Intermediate Holding Company; Sunless, Inc. | Whitehorse Capital Management, LLC | Intellectual Property Security Agreement |
| Aug 26, 2019 Reel 50170, frame 298 | Antares Capital LP, as Administrative Agent | Sunless, Inc. | Release of Security Interest |
| Sep 5, 2024 Reel 68849, frame 145 | Whitehorse Capital Management, LLC, as Collateral Agent | Sunless Intermediate Holding Company; Sunless, Inc. | Notice of Termination and Release of Intellectual Property Security Agreement |
| Sep 5, 2024 Reel 68856, frame 24 | Sunless Holding Company; Sunless Intermediate Holding Company; Sunless, Inc. | Old Second National Bank, as Administrative Agent | Security Interest |
| Sep 5, 2024 reel/frame not recorded | Whitehorse Capital Management, LLC, as Collateral Agent | Sunless Intermediate Holding Company | Notice of Termination and Release of Intellectual Property Security Agreement |
| Sep 5, 2024 reel/frame not recorded | Whitehorse Capital Management, LLC, as Collateral Agent | Sunless, Inc. | Notice of Termination and Release of Intellectual Property Security Agreement |
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
Dec 2027
Term ends Dec 26, 2027. No further fees fall due before then
Note
The 1328 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
40
later US patents cite this one
That is top 25% of utility patents granted in 2011 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.