Collateral for a security interest recorded May 14, 2024 (Cantor Fitzgerald Securities).
Term ends Mar 8, 2031 · High confidence
20-year base term ends Dec 5, 2028
Held by Genasys Inc.
Filed Apr 9, 2010 as application 12/757,799 · Granted Dec 15, 2015
Base term plus 823 days of patent term adjustment (USPTO delay)
Today
2008
2031
Clock starts
Dec 5, 2008
Dec 5, 2008
Term ends
Mar 8, 2031
Mar 8, 2031
Granted
Dec 15, 2015
Dec 15, 2015
base term
patent term adjustment
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
823
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.
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 823 days past its 20-year base term on prosecution delay. 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 5, 2008, when application 12/329,448, the earliest non-provisional in its chain, was filed (this one was filed Apr 9, 2010) | Dec 5, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +823 days, USPTO patent term adjustment record | Mar 8, 2031 | 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 | In force | High confidence |
| Computed term end | The steps above, in order | Mar 8, 2031 | High confidence |
This family
| US 8,291,011 | In force Jul 2029 | Jul 2029 |
| US 9,215,217 | this patent Mar 2031 | Mar 2031 |
| US 9,338,597 | In force Jun 2031 | Jun 2031 |
| US 10,278,049 | In force Apr 2029 | Apr 2029 |
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 9, 2010 reel/frame not recorded | Christie, Colin; Guevremont, Vince; McFarland, Connie; Piskorz, Oskar | Abu-hakima, Suhayya | Assignment of Assignor's Interest |
| Apr 9, 2010 reel/frame not recorded | Christie, Colin; Guevremont, Vince; McFarland, Connie; Piskorz, Oskar | Grigg, Kenneth E | Assignment of Assignor's Interest |
| Apr 9, 2010 Reel 24212, frame 990 | McFarland, Connie; Guevremont, Vince; Piskorz, Oskar; Christie, Colin | Abu-hakima, Suhayya; Grigg, Kenneth E | Assignment of Assignor's Interest |
| Jul 21, 2020 Reel 53264, frame 187 | Abu-hakima, Suhayya; Grigg, Kenneth E | Amika Mobile Corporation | Assignment of Assignor's Interest |
| Oct 30, 2020 Reel 54219, frame 606 | Amika Mobile Corporation | Genasys Communications Canada ULC | Assignment of Assignor's Interest |
| Apr 20, 2021 Reel 55976, frame 972 | Genasys Communications Canada ULC | Genasys Inc. | Assignment of Assignor's Interest |
| May 14, 2024 Reel 67405, frame 333 | Genasys Inc.; Genasys Puerto Rico, LLC; Evertel Technologies, LLC; Zonehaven LLC | Cantor Fitzgerald Securities, As Collateral Agent | 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
Mar 2031
Term ends Mar 8, 2031. Maintenance fees still fall due before then
Note
The 823 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
163
later US patents cite this one
That is top 5% of utility patents granted in 2015 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.