Lapsed Jan 3, 2020 on the fee record · High confidence
20-year base term ended Dec 7, 2025
Second maintenance fee unpaid; grace period ended.
Held by Sensormatic Electronics, LLC
Filed May 27, 2008 as application 11/792,631 · Granted Jan 3, 2012
Base term, 20 years from filing, plus 890 days of patent term adjustment (USPTO delay)
Today
Lapsed Jan 3, 2020
2005
2028
Clock starts
Dec 7, 2005
Dec 7, 2005
No longer in force
Jan 3, 2020
Jan 3, 2020
Granted
Jan 3, 2012
Jan 3, 2012
Term would have run to
May 15, 2028
May 15, 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
890
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.
18
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 May 15, 2028: its 20-year base term plus 890 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 Dec 7, 2005, when application PCT/US2005/044524, the earliest non-provisional in its chain, was filed (this one was filed May 27, 2008) | Dec 7, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +890 days, USPTO patent term adjustment record | May 15, 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 | 1 of 3 maintenance fees paid | lapsed Jan 3, 2020 | High confidence |
| Computed term end | The steps above, in order | Jan 3, 2020 | High confidence |
This family
| Application 11/792,633 | Abandoned not computed | not computed |
| US 8,006,524 | Lapsed on the fee record Aug 2015 | Aug 2015 |
| US 8,089,359 | this patent Jan 2020 | Jan 2020 |
| Application 11/792,623 | Abandoned not computed | not computed |
| US 7,961,099 | In force Nov 2026 | Nov 2026 |
| US 8,264,350 | In force Sep 2028 | Sep 2028 |
| Application PCT/US2009/000270 | PCT application no patent term | no patent term |
| US 8,850,857 | Lapsed on the fee record Oct 2022 | Oct 2022 |
8 of 18 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 |
|---|---|---|---|
| Mar 17, 2010 Reel 24096, frame 637 | Szklany, Craig R. | Sensormatic Electronics Corporation | Assignment of Assignor's Interest |
| Mar 17, 2010 Reel 24096, frame 622 | Lopez, Pedro; Hogan, Dennis; Valade, Franklin H. Jr. | Sensormatic Electronics Corporation | Assignment of Assignor's Interest |
| Apr 9, 2010 Reel 24213, frame 49 | Sensormatic Electronics Corporation | Sensormatic Electronics, LLC | Merger |
| Feb 28, 2013 Reel 29894, frame 856 | Sensormatic Electronics, LLC | ADT Services GmbH | Assignment of Assignor's Interest |
| Apr 25, 2013 Reel 30290, frame 731 | ADT Services GmbH | Tyco Fire & Security GmbH | Merger |
| Oct 2, 2018 Reel 47182, frame 674 | Tyco Fire & Security GmbH | Sensormatic Electronics, LLC | Assignment of Assignor's Interest |
| Oct 3, 2018 Reel 47188, frame 715 | Tyco Fire & Security GmbH | Sensormatic Electronics, LLC | Assignment of Assignor's 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 890 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
8
later US patents cite this one
That is above the median of utility patents granted in 2012 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.