Collateral for a security interest recorded Sep 13, 2022 (Bank of America, N.A.).
Term ends Jun 18, 2029 · High confidence
20-year base term ends Jan 7, 2028
Held by Nortonlifelock Inc.
Filed Jan 7, 2008 as application 11/970,123 · Granted Jul 19, 2016
Base term plus 1558 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2008
2029
Clock starts
Jan 7, 2008
Jan 7, 2008
Term ends
Jun 18, 2029
Jun 18, 2029
Granted
Jul 19, 2016
Jul 19, 2016
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
1,558
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 7,801,840, US 7,926,111.
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.
This patent's term runs 1558 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 Jan 7, 2008, when this application, 11/970,123, was filed | Jan 7, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1558 days, USPTO patent term adjustment record | Apr 13, 2032 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 7,801,840, US 7,926,111) | capped to Jun 18, 2029 | 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 | Jun 18, 2029 | High confidence |
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 |
|---|---|---|---|
| Jan 7, 2008 Reel 20326, frame 717 | Platt, Ryan; Oliver, Ian | PC Tools Technology Pty Limited | Assignment of Assignor's Interest |
| Jul 16, 2009 Reel 22960, frame 276 | PC Tools Technology Pty Ltd. | 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 |
| Jan 30, 2020 Reel 51759, frame 845 | 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 |
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
Jun 2029
Term ends Jun 18, 2029. Maintenance fees still fall due before then
Note
The 1558 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 7,801,840, US 7,926,111.
Citations
4
later US patents cite this one
That is below the median of utility patents granted in 2016 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.