Term ends May 2, 2034 · High confidence
20-year base term ends Jul 7, 2031
Held by Gen Digital Inc.
Filed Jul 7, 2011 as application 13/177,891 · Granted Oct 13, 2015
Base term plus 1030 days of patent term adjustment (USPTO delay)
Today
2011
2034
Clock starts
Jul 7, 2011
Jul 7, 2011
Term ends
May 2, 2034
May 2, 2034
Granted
Oct 13, 2015
Oct 13, 2015
base term
patent term adjustment
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
1,030
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.
19
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 1030 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 Jul 7, 2011, when this application, 13/177,891, was filed | Jul 7, 2031 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1030 days, USPTO patent term adjustment record | May 2, 2034 | 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 | May 2, 2034 | High confidence |
This family
| US 8,303,025 | In force May 2031 | May 2031 |
| US 9,161,249 | this patent May 2034 | May 2034 |
| US 8,727,425 | In force May 2031 | May 2031 |
| US 9,211,919 | In force May 2031 | May 2031 |
| US 9,751,573 | In force May 2031 | May 2031 |
| US 9,975,583 | In force May 2031 | May 2031 |
| US 10,189,514 | In force Jul 2031 | Jul 2031 |
| US 10,583,873 | In force Jun 2031 | Jun 2031 |
8 of 19 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 |
|---|---|---|---|
| Jul 7, 2011 Reel 26555, frame 496 | Leita, Corrado; Dacier, Marc | Symantec Corporation | Assignment of Assignor's Interest |
| Nov 4, 2019 Reel 50926, frame 560 | Symantec Corporation; Blue Coat LLC; Lifelock, Inc.,; Symantec Operating Corporation | Jpmorgan, N.a. | Security Agreement |
| Feb 14, 2020 Reel 51935, frame 228 | Symantec Corporation | Nortonlifelock Inc. | Change of Name |
| Sep 13, 2022 Reel 61422, frame 371 | Jpmorgan Chase Bank, N.a. | Bank of America, N.A., as Collateral Agent | Notice of Succession of Agency (REEL 050926 / Frame 0560) |
| Sep 13, 2022 Reel 62220, frame 1 | Nortonlifelock Inc. | Bank of America, N.A., as Collateral Agent | Security Agreement |
| Feb 6, 2023 Reel 62714, frame 605 | Nortonlifelock Inc. | Gen Digital Inc. | Change of Name |
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
May 2034
Term ends May 2, 2034. Maintenance fees still fall due before then
Note
The 1030 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
2
later US patents cite this one
That is below the median 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.