Lapsed Jun 9, 2017 on the fee record · High confidence
20-year base term ended Jul 29, 2025
Second maintenance fee unpaid; grace period ended.
Held by Core Industries, LLC
Filed Mar 29, 2006 as application 11/392,371 · Granted Jun 9, 2009
Base term, 20 years from filing, plus 419 days of patent term adjustment (USPTO delay)
Today
Lapsed Jun 9, 2017
2005
2026
Clock starts
Jul 29, 2005
Jul 29, 2005
No longer in force
Jun 9, 2017
Jun 9, 2017
Granted
Jun 9, 2009
Jun 9, 2009
Term would have run to
Sep 21, 2026
Sep 21, 2026
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
419
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
3
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Sep 21, 2026: its 20-year base term plus 419 days of term adjustment for prosecution delay. 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 Jul 29, 2005, when application 11/192,977, the earliest non-provisional in its chain, was filed (this one was filed Mar 29, 2006) | Jul 29, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +419 days, USPTO patent term adjustment record | Sep 21, 2026 | 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 | 1 of 3 maintenance fees paid | lapsed Jun 9, 2017 | High confidence |
| Computed term end | The steps above, in order | Jun 9, 2017 | High confidence |
This family
| US 7,670,266 | In force Mar 2028 | Mar 2028 |
| US 7,544,152 | this patent Jun 2017 | Jun 2017 |
| Application 12/480,157 | 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 |
|---|---|---|---|
| Mar 29, 2006 Reel 17735, frame 783 | Dey, James; Cornejo, Victor Torres; Chiles, Mark William; Marin, Felipe J.; Corbalis, Kevin Patrick | Unisen, Inc., Dba Star Trac | Assignment of Assignor's Interest |
| 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 |
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 419 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
37
later US patents cite this one
That is top 25% of utility patents granted in 2009 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.