Lapsed Nov 10, 2021 on the fee record · High confidence
20-year base term ends May 14, 2027
Third maintenance fee unpaid; grace period ended.
Held by Phoenix Caliente LLC
Filed May 14, 2007 as application 11/748,475 · Granted Nov 10, 2009
Base term, 20 years from filing, plus 249 days of patent term adjustment (USPTO delay)
Today
Lapsed Nov 10, 2021
2007
2028
Clock starts
May 14, 2007
May 14, 2007
No longer in force
Nov 10, 2021
Nov 10, 2021
Granted
Nov 10, 2009
Nov 10, 2009
Term would have run to
Jan 18, 2028
Jan 18, 2028
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
249
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
14
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 Jan 18, 2028: its 20-year base term plus 249 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 May 14, 2007, when this application, 11/748,475, was filed | May 14, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +249 days, USPTO patent term adjustment record | Jan 18, 2028 | 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 | 2 of 3 maintenance fees paid | lapsed Nov 10, 2021 | High confidence |
| Computed term end | The steps above, in order | Nov 10, 2021 | High confidence |
This family
| US 7,614,367 | this patent Nov 2021 | Nov 2021 |
| Application 12/615,331 | Abandoned not computed | not computed |
| US 8,371,251 | Lapsed on the fee record Feb 2021 | Feb 2021 |
| Application 13/069,363 | Abandoned not computed | not computed |
| Application 13/467,551 | Abandoned not computed | not computed |
| Application 13/555,122 | Abandoned not computed | not computed |
| US 9,776,102 | Lapsed on the fee record Oct 2025 | Oct 2025 |
| US 10,166,489 | Lapsed on the fee record Jan 2023 | Jan 2023 |
8 of 14 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 |
|---|---|---|---|
| May 18, 2010 Reel 24402, frame 532 | Frick, Franklin Alan | Phoenix Caliente, Inc. | Assignment of Assignor's Interest |
| Sep 17, 2012 Reel 28970, frame 871 | Frick, F. Alan | Phoenix Caliente LLC | Assignment of Assignor's Interest |
| Mar 6, 2015 Reel 35134, frame 118 | Frick, F. Alan | Phoenix Caliente LLC | Corrective Assignment to Correct the Assignor's State of Incorporation Inside Assignment Document Previously Recorded at Reel: 028970 Frame: 0871. Assignor(S) Hereby Confirms the 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 249 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
56
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.