Collateral for a security interest recorded Jul 9, 2024 (UBS AG, Stamford Branch).
Term ends Sep 21, 2030 · High confidence
20-year base term ends Apr 17, 2029
Held by Ahf, LLC D/B/A Ahf Products
Filed Apr 17, 2009 as application 12/425,560 · Granted Jan 22, 2013
Base term plus 522 days of patent term adjustment (USPTO delay)
Today
2009
2030
Clock starts
Apr 17, 2009
Apr 17, 2009
Term ends
Sep 21, 2030
Sep 21, 2030
Granted
Jan 22, 2013
Jan 22, 2013
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
522
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 522 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 Apr 17, 2009, when this application, 12/425,560, was filed | Apr 17, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +522 days, USPTO patent term adjustment record | Sep 21, 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 | Sep 21, 2030 | High confidence |
This family
| US 8,357,752 | this patent Sep 2030 | Sep 2030 |
| US 8,617,654 | Lapsed on the fee record Dec 2021 | Dec 2021 |
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 |
|---|---|---|---|
| Apr 17, 2009 Reel 22559, frame 967 | Pastrana, Tony T.; Quisenberry, Keith T. | Armstrong World Industries, Inc. | Assignment of Assignor's Interest |
| May 23, 2013 Reel 30472, frame 9 | Armstrong World Industries, Inc. | Awi Licensing Company | Assignment of Assignor's Interest |
| May 6, 2016 Reel 38629, frame 767 | Awi Licensing Company | Afi Licensing LLC | Assignment of Assignor's Interest |
| Oct 17, 2016 Reel 40381, frame 180 | Afi Licensing LLC | Bank of America, N.A., as Collateral Agent | Security Interest |
| Dec 31, 2018 Reel 47996, frame 459 | Bank of America, N.A., as Collateral Agent | Afi Licensing LLC | Release of Security Interest |
| Jan 2, 2019 Reel 47999, frame 554 | Afi Licensing LLC | Bank of America, N.A., as Collateral Agent | Security Interest |
| Jan 29, 2019 Reel 48171, frame 134 | Armstrong Flooring, Inc. | Armstrong Hardwood Flooring Company | Assignment of Assignor's Interest |
| Mar 8, 2019 Reel 48544, frame 630 | Homerwood Hardwood Flooring Company, LLC; Ahf, LLC | Ally Bank, As Collateral Agent | Security Agreement |
| Jun 1, 2020 Reel 52804, frame 921 | Afi Licensing LLC | Bank of America, N.A., as Collateral Agent | Corrective Assignment to Correct the Property Numbers Previously Recorded at Reel: 47999 Frame: 554. Assignor(S) Hereby Confirms the Assignment. |
| Feb 26, 2021 Reel 55421, frame 470 | Afi Licensing LLC | Armstrong Hardwood Flooring Company | Assignment of Assignor's Interest |
| Mar 19, 2021 Reel 55663, frame 550 | Armstrong Hardwood Flooring Company | Ahf, LLC D/B/A Ahf Products | Change of Name |
| Feb 1, 2022 Reel 58850, frame 408 | Ally Bank, As Collateral Agent | Homerwood Hardwood Flooring Company, LLC; Ahf, LLC (F/K/A Armstrong Hardwood Flooring Company) | Release of Security Interest |
| Feb 1, 2022 reel/frame not recorded | Ally Bank, As Collateral Agent | Homerwood Hardwood Flooring Company, LLC | Release of Security Interest |
| Feb 1, 2022 reel/frame not recorded | Ally Bank, As Collateral Agent | Ahf, LLC (F/K/A Armstrong Hardwood Flooring Company) | Release of Security Interest |
| Feb 9, 2022 Reel 58979, frame 256 | Ahf. Products, LLC; Ahf, LLC; Starboard Intermediate Holding Company, LLC; Starboard Merger Company, LLC; J. Michael & Co. LLC; Homerwood Hardwood Flooring Company, LLC | Bank of America, N.A., as Administrative Agent | Intellectual Property Security Agreement |
| Jul 26, 2022 Reel 60934, frame 566 | Bank Of America, N.a. | Armstrong Flooring, Inc.; Afi Licensing LLC | Release of Security Interest |
| Jul 26, 2022 reel/frame not recorded | Bank Of America, N.a. | Armstrong Flooring, Inc. | Release of Security Interest |
| Jul 26, 2022 reel/frame not recorded | Bank Of America, N.a. | Afi Licensing LLC | Release of Security Interest |
| Jul 9, 2024 Reel 68239, frame 626 | Starboard Intermediate Holding Company, LLC; Starboard Merger Company, LLC; Ahf Parent Holding, Inc.; Ahf Products, LLC; J. Michael & Co. LLC; Ahf, LLC; Homerwood Hardwood Flooring Company, LLC | UBS AG, Stamford Branch | Senior Lien 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Sep 2030
Term ends Sep 21, 2030. No further fees fall due before then
Note
The 522 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
2
later US patents cite this one
That is below the median 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.