Lapsed Mar 3, 2024 on the fee record · High confidence
20-year base term ends Jan 8, 2034
First maintenance fee unpaid; grace period ended.
Held by Synacor, Inc.
Filed Jul 10, 2015 as application 14/760,353 · Granted Mar 3, 2020
Base term, 20 years from filing, plus 465 days of patent term adjustment (USPTO delay)
Today
Lapsed Mar 3, 2024
2014
2035
Clock starts
Jan 8, 2014
Jan 8, 2014
No longer in force
Mar 3, 2024
Mar 3, 2024
Granted
Mar 3, 2020
Mar 3, 2020
Term would have run to
Apr 18, 2035
Apr 18, 2035
base term
patent term adjustment
after the term ends
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
465
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
0 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.
3
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 Apr 18, 2035: its 20-year base term plus 465 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 Jan 8, 2014, when application PCT/CA2014/000001, the earliest non-provisional in its chain, was filed (this one was filed Jul 10, 2015) | Jan 8, 2034 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +465 days, USPTO patent term adjustment record | Apr 18, 2035 | 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 | 0 of 3 maintenance fees paid | lapsed Mar 3, 2024 | High confidence |
| Computed term end | The steps above, in order | Mar 3, 2024 | High confidence |
This family
| US 10,579,228 | this patent Mar 2024 | Mar 2024 |
| US 10,996,828 | In force Jan 2034 | Jan 2034 |
2 of 3 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 |
|---|---|---|---|
| Aug 10, 2015 Reel 36289, frame 353 | Vida, Gabor; Mackenzie, Stephen; Macdonell, Anthony | Teknision Inc. | Assignment of Assignor's Interest |
| Aug 10, 2015 Reel 36289, frame 679 | Teknision Inc. | Synacor, Inc. | Assignment of Assignor's Interest |
| Aug 8, 2019 Reel 49999, frame 701 | Synacor, Inc. | Silicon Valley Bank | Intellectual Property Security Agreement |
| Nov 22, 2021 Reel 58181, frame 469 | Synacor, Inc. | Silicon Valley Bank | Security Interest |
| Dec 10, 2025 Reel 73181, frame 615 | Silicon Valley Bank | Synacor, Inc. | 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
Note
The 465 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
124
later US patents cite this one
That is top 1% of utility patents granted in 2020 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.