Term ended Oct 21, 2020 · Medium confidence
20-year base term ended Nov 19, 2019
Why Medium: A parent in the chain could not be resolved.
Held by Core Health & Fitness, LLC
Filed Apr 22, 2003 as application 10/420,990 · Granted Feb 14, 2006
Base term plus 337 days of patent term adjustment (USPTO delay)
Today
Term ended Oct 21, 2020
1999
2026
Clock starts
Nov 19, 1999
Nov 19, 1999
Term ended
Oct 21, 2020
Oct 21, 2020
Granted
Feb 14, 2006
Feb 14, 2006
base term
patent term adjustment
after the term ends
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
337
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.
4
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 337 days past its 20-year base term on prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. Confidence: Medium. 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 Nov 19, 1999, when application 09/444,276, the earliest non-provisional in its chain, was filed (this one was filed Apr 22, 2003); a parent in its chain could not be resolved (the next row) | Nov 19, 2019 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +337 days, USPTO patent term adjustment record | Oct 21, 2020 | 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 | term ended | High confidence |
| Computed term end | The steps above, in order | Oct 21, 2020 | Medium confidence |
This family
| US 6,997,855 | this patent Oct 2020 | Oct 2020 |
| US 7,736,281 | In force Jan 2027 | Jan 2027 |
| Application 12/815,145 | Abandoned not computed | not computed |
3 of 4 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 |
|---|---|---|---|
| Dec 8, 2010 Reel 25520, frame 733 | Unisen, Inc., a California Corporation Dba Star Trac | Kelmscott Communications LLC, a Delaware Limited Liability Company Dba Orange County Printing | Lien |
| Oct 10, 2011 Reel 27036, frame 959 | Kelmscott Communications LLC, Dba Orange County Printing | Unisen, Inc., Dba Star Trac | Release of Lien |
| Apr 15, 2013 Reel 30213, frame 390 | Core Fitness, LLC; Core Health & Fitness, LLC; Core Industries LLC | Pnc Bank, National Association | Security Agreement |
| Apr 22, 2013 Reel 30258, frame 439 | Unisen, Inc. | Core Industries, LLC | Nunc Pro Tunc Assignment |
| 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 |
| Mar 5, 2020 Reel 52029, frame 112 | Core Health & Fitness, LLC | Cortland Capital Market Services LLC | Security Interest |
| Jun 17, 2024 Reel 67748, frame 529 | Cortland Capital Market Services LLC | Core Health & Fitness, LLC | Release of Security Interest |
| Aug 4, 2026 Reel 75525, frame 313 | Pnc Bank, National Association | 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
Note
The 337 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
4
later US patents cite this one
That is below the median of utility patents granted in 2006 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.