Term ends Dec 21, 2033 · High confidence
20-year base term ends Jul 8, 2033
Held by PT SPE Subco LLC
Filed Jul 8, 2013 as application 14/120,419 · Granted Jul 24, 2018
Base term plus 166 days of patent term adjustment (USPTO delay)
Today
2013
2033
Clock starts
Jul 8, 2013
Jul 8, 2013
Term ends
Dec 21, 2033
Dec 21, 2033
Granted
Jul 24, 2018
Jul 24, 2018
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
166
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.
72
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 166 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 8, 2013, when this application, 14/120,419, was filed | Jul 8, 2033 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +166 days, USPTO patent term adjustment record | Dec 21, 2033 | 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 | Dec 21, 2033 | High confidence |
This family
| Application 60/330,765 | Provisional application no patent term | no patent term |
| Application 60/330,745 | Provisional application no patent term | no patent term |
| Application 09/988,216 | Abandoned not computed | not computed |
| Application 60/331,515 | Provisional application no patent term | no patent term |
| Application PCT/US2002/034597 | PCT application no patent term | no patent term |
| US 7,050,155 | Lapsed on the fee record May 2014 | May 2014 |
| Application PCT/US2002/036942 | PCT application no patent term | no patent term |
| US 6,879,376 | Lapsed on the fee record Apr 2017 | Apr 2017 |
8 of 72 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 |
|---|---|---|---|
| Jan 12, 2016 Reel 37459, frame 892 | Chen, Zhiyun; Cooper, Gregory D. | Pixelligent Technologies LLC | Assignment of Assignor's Interest |
| Nov 1, 2022 Reel 61609, frame 859 | Pixelligent Technologies LLC | PT SPE Topco LLC | Assignment of Assignor's Interest |
| Nov 1, 2022 Reel 61610, frame 84 | PT SPE Topco LLC | PT SPE Subco LLC | Assignment of Assignor's Interest |
| Nov 1, 2022 Reel 61610, frame 528 | Pixelligent Technologies LLC; PT SPE Topco LLC; PT SPE Subco LLC | U.S. Bank Trust Company, National Association, as Collateral Agent | Security Interest |
| Jul 16, 2026 Reel 75297, frame 716 | US Bank Trust Company, National Association | Pixelligent Technologies LLC; PT SPE Topco LLC; PT SPE Subco LLC | Release of Security Interest |
| Jul 16, 2026 reel/frame not recorded | US Bank Trust Company, National Association | Pixelligent Technologies LLC | Release of Security Interest |
| Jul 16, 2026 reel/frame not recorded | US Bank Trust Company, National Association | PT SPE Topco LLC | Release of Security Interest |
| Jul 16, 2026 reel/frame not recorded | US Bank Trust Company, National Association | PT SPE Subco LLC | Release of 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
Dec 2033
Term ends Dec 21, 2033. Maintenance fees still fall due before then
Note
The 166 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
21
later US patents cite this one
That is top 25% of utility patents granted in 2018 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.