Term ended Apr 17, 2025 · High confidence
20-year base term ended Nov 22, 2024
Held by MediaTek Inc.
Filed Oct 2, 2019 as application 16/591,192 · Granted Sep 21, 2021
Base term plus 146 days of patent term adjustment (USPTO delay)
Today
Term ended Apr 17, 2025
2004
2026
Clock starts
Nov 22, 2004
Nov 22, 2004
Term ended
Apr 17, 2025
Apr 17, 2025
Granted
Sep 21, 2021
Sep 21, 2021
base term
patent term adjustment
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
146
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,954,738, to Apr 17, 2025. The term already ends on or before that date, so the cap shortened nothing.
1 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
7
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 146 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 Nov 22, 2004, when application PCT/IB2004/003805, the earliest non-provisional in its chain, was filed (this one was filed Oct 2, 2019) | Nov 22, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +146 days, USPTO patent term adjustment record | Apr 17, 2025 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,954,738) | resolves to Apr 17, 2025, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 1 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | Apr 17, 2025 | High confidence |
This family
| US 9,112,985 | In force Apr 2031 | Apr 2031 |
| US 8,954,738 | In force Feb 2028 | Feb 2028 |
| US 9,438,608 | Lapsed on the fee record Sep 2024 | Sep 2024 |
| US 9,881,150 | Lapsed on the fee record Jan 2022 | Jan 2022 |
| US 10,482,238 | Term ended Nov 2024 | Nov 2024 |
| US 11,126,710 | this patent Apr 2025 | Apr 2025 |
6 of 7 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 |
|---|---|---|---|
| May 1, 2023 Reel 63493, frame 332 | Conversant Wireless Licensing S.A R.L. | Conversant Wireless Licensing Ltd. | Assignment of Assignor's Interest |
| May 19, 2025 Reel 71292, frame 785 | Conversant Wireless Licensing Ltd. | MediaTek Inc. | Assignment of Assignor's 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.
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Alerts on its grants, lapses and transfers.
What's changing
Note
The 146 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,954,738, ends no earlier than this term, so it caps nothing.
Citations
7
later US patents cite this one
That is top 25% of utility patents granted in 2021 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.