Collateral for a security interest recorded Mar 20, 2024 (MS Private Credit Administrative Services LLC).
Lapsed Aug 29, 2025 on the fee record · High confidence
20-year base term ends Apr 4, 2034
Second maintenance fee unpaid; grace period ended.
Held by Grass Valley Canada
Filed Apr 4, 2014 as application 14/245,538 · Granted Aug 29, 2017
Base term, 20 years from filing, plus 629 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
Lapsed Aug 29, 2025
2014
2034
Clock starts
Apr 4, 2014
Apr 4, 2014
No longer in force
Aug 29, 2025
Aug 29, 2025
Granted
Aug 29, 2017
Aug 29, 2017
Term would have run to
Apr 4, 2034
Apr 4, 2034
base term
after the term ends
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
629
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 9,002,991.
1 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 4, 2034: its 20-year base term plus 629 days of term adjustment for prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 Apr 4, 2014, when this application, 14/245,538, was filed | Apr 4, 2034 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +629 days, USPTO patent term adjustment record | Dec 24, 2035 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 9,002,991) | capped to Apr 4, 2034 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 3 maintenance fees paid | lapsed Aug 29, 2025 | High confidence |
| Computed term end | The steps above, in order | Aug 29, 2025 | High confidence |
This family
| US 9,749,370 | this patent Aug 2025 | Aug 2025 |
| US 10,367,866 | In force Apr 2034 | Apr 2034 |
| US 11,038,936 | In force Apr 2034 | Apr 2034 |
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 |
|---|---|---|---|
| Mar 5, 2015 Reel 35095, frame 483 | Fletcher, Ian | Miranda Technologies Partnership | Assignment of Assignor's Interest |
| Mar 27, 2017 Reel 41755, frame 332 | Miranda Technologies Partnership | Grass Valley Canada | Change of Name |
| Jul 2, 2020 Reel 53122, frame 666 | Grass Valley USA, LLC; Grass Valley Canada; Grass Valley Limited | MGG Investment Group LP, as Collateral Agent | Grant of Security Interest - Patents |
| Mar 20, 2024 Reel 66850, frame 869 | Grass Valley Canada; Grass Valley Limited | MS Private Credit Administrative Services LLC | Security Interest |
| Mar 21, 2024 Reel 66867, frame 336 | MGG Investment Group LP | Grass Valley USA, LLC; Grass Valley Canada; Grass Valley Limited | Termination and Release of Patent Security Agreement |
| Mar 21, 2024 reel/frame not recorded | MGG Investment Group LP | Grass Valley USA, LLC | Termination and Release of Patent Security Agreement |
| Mar 21, 2024 reel/frame not recorded | MGG Investment Group LP | Grass Valley Canada | Termination and Release of Patent Security Agreement |
| Mar 21, 2024 reel/frame not recorded | MGG Investment Group LP | Grass Valley Limited | Termination and Release of Patent Security Agreement |
| 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.
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Alerts on its grants, lapses and transfers.
What's changing
Note
The 629 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 9,002,991.
Citations
26
later US patents cite this one
That is top 25% of utility patents granted in 2017 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.