Also listed on Core Industries, LLC, an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded Jul 21, 2026 (Twin Brook Capital Partners, LLC).
Term ends Dec 20, 2030 · High confidence
20-year base term ends Dec 20, 2030
Held by Core Health & Fitness, LLC
Filed Jul 2, 2014 as application 14/322,902 · Granted Mar 29, 2016
Base term, 20 years from filing
Today
2010
2030
Clock starts
Dec 20, 2010
Dec 20, 2010
Term ends
Dec 20, 2030
Dec 20, 2030
Granted
Mar 29, 2016
Mar 29, 2016
base term
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
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,801,578, to Dec 20, 2030. The term already ends on or before that date, so the cap shortened nothing.
2 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 is its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 2 of 3 maintenance fees are paid so far. 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 20, 2010, when application 12/973,691, the earliest non-provisional in its chain, was filed (this one was filed Jul 2, 2014) | Dec 20, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,801,578) | resolves to Dec 20, 2030, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 20, 2030 | High confidence |
This family
| US 8,801,578 | In force Dec 2030 | Dec 2030 |
| US 9,295,878 | this patent Dec 2030 | Dec 2030 |
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 10, 2020 Reel 51478, frame 336 | Core Fitness LLC; Core Industries LLC; Land America Health & Fitness Co. Ltd. | Core Health & Fitness, LLC | Assignment of Assignor's Interest |
| Feb 3, 2020 Reel 51700, frame 402 | Core Health & Fitness, LLC | Pnc Bank, National Association | Security Interest |
| Apr 7, 2020 Reel 52330, frame 697 | Corbalis, Kevin; Meeks, Jeffrey A.; Morgan, Michael V.; Cook, John; Wallace, Gregory A.; Mistry, Shatish | Land America Health & Fitness Co. Ltd. | Assignment of Assignor's Interest |
| Apr 7, 2020 Reel 52333, frame 217 | Land America Health & Fitness Co. Ltd. | Core Health & Fitness, LLC | Assignment of Assignor's Interest |
| Jun 17, 2024 Reel 67742, frame 802 | Core Health & Fitness, LLC | Acquiom Agency Services LLC | Security Interest |
| Jun 17, 2024 Reel 67748, frame 529 | Cortland Capital Market Services LLC | Core Health & Fitness, LLC | Release of Security Interest |
| Jul 21, 2026 Reel 75340, frame 51 | Core Health & Fitness, LLC | Twin Brook Capital Partners, LLC | Security Interest |
| Aug 4, 2026 Reel 75525, frame 313 | Pnc Bank, National Association | Core Health & Fitness, LLC | Release of Security Interest |
| Aug 4, 2026 Reel 75526, frame 523 | Acquiom Agency Services LLC | Core Health & Fitness, LLC | Release of Security Interest |
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
Dec 2030
Term ends Dec 20, 2030. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,801,578, ends no earlier than this term, so it caps nothing.
Citations
30
later US patents cite this one
That is top 25% of utility patents granted in 2016 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.