Lapsed Aug 26, 2026 on the fee record · Medium confidence
20-year base term ends Jan 11, 2033
Why Medium: A terminal disclaimer is on file (approved) with no resolved reference, so the term may end earlier.
Third maintenance fee unpaid; grace period ended.
Jan 11, 2013
Aug 26, 2026
Aug 26, 2014
Jan 11, 2033
Its term would have run to Jan 11, 2033: its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is on file with no resolved reference, so no cap is applied and none is guessed. Confidence: Medium. from the record
How we calculated this date
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Jan 11, 2013, when this application, 13/740,061, was filed | Jan 11, 2033 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer on file (approved), reference document not resolved | no cap applied, and none guessed | Medium confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | lapsed Aug 26, 2026 | High confidence |
| Computed term end | The steps above, in order | Aug 26, 2026 | Medium confidence |
This family
| US 8,819,772 | this patent Aug 2026 | Aug 2026 |
| Application PCT/US2013/036626 | PCT application no patent term | no patent term |
| US 9,178,852 | In force Jan 2033 | Jan 2033 |
| US 9,531,744 | In force no later than Jan 2033 | no later than Jan 2033 |
| US 10,482,260 | In force Jan 2033 | Jan 2033 |
Assignments
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Jan 14, 2013 Reel 29621, frame 589 | Bettini, Anthony John; Watkins, Kevin; Guerra, Domingo; Price, Michael | Appthority, Inc. | Assignment of Assignor's Interest |
| May 30, 2019 Reel 49506, frame 163 | Appthority, Inc. | Appthority LLC | Entity Conversion |
| Jun 19, 2019 Reel 49524, frame 538 | Appthority LLC | Symantec Corporation | Assignment of Assignor's Interest |
| Nov 21, 2019 Reel 51144, frame 918 | Symantec Corporation | CA, Inc. | 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.
What's changing
A terminal disclaimer is on file (approved) and its reference document is not resolved. A disclaimer would cap the term earlier than Aug 26, 2026. We will not guess the cap.