Collateral for a security interest recorded Mar 20, 2024 (MS Private Credit Administrative Services LLC).
Term ends Mar 10, 2034 · High confidence
20-year base term ends Jan 24, 2033
Held by Grass Valley Limited
Filed Aug 12, 2020 as application 16/991,991 · Granted Apr 16, 2024
Base term plus 410 days of patent term adjustment (USPTO delay)
Today
2013
2034
Clock starts
Jan 24, 2013
Jan 24, 2013
Term ends
Mar 10, 2034
Mar 10, 2034
Granted
Apr 16, 2024
Apr 16, 2024
base term
patent term adjustment
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
410
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 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. 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.
This patent's term runs 410 days past its 20-year base term on prosecution delay. 0 of 2 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 24, 2013, when application PCT/GB2013/050157, the earliest non-provisional in its chain, was filed (this one was filed Aug 12, 2020) | Jan 24, 2033 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +410 days, USPTO patent term adjustment record | Mar 10, 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 | 0 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Mar 10, 2034 | High confidence |
This family
| US 10,747,722 | In force Aug 2034 | Aug 2034 |
| US 11,960,444 | this patent Mar 2034 | Mar 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 12, 2020 Reel 53479, frame 391 | Rogers, Simon Darryl; Cain, James Westland; Weaver, Michael James | Quantel Limited | Assignment of Assignor's Interest |
| Aug 12, 2020 Reel 53479, frame 412 | Quantel Limited | Snell Advanced Media Limited | Assignment of Assignor's Interest |
| Aug 12, 2020 Reel 53479, frame 442 | Snell Advanced Media Limited | Grass Valley Limited | Change of Name |
| Mar 20, 2024 Reel 66850, frame 869 | Grass Valley Canada; Grass Valley Limited | MS Private Credit Administrative Services LLC | Security Interest |
| Dec 12, 2025 Reel 73959, frame 584 | MS Private Credit Administrative Services LLC | MGG Investment Group LP | Assignment of Intellectual Property Security Agreements |
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
Mar 2034
Term ends Mar 10, 2034. Maintenance fees still fall due before then
Note
The 410 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
0
later US patents cite this one
Fewer than half of the utility patents granted in 2024 in our data have been cited yet, so we show the count and do not rank on it.
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.