Term ended Mar 28, 2025 · High confidence
20-year base term ended Mar 28, 2025
Held by Samsung Electronics Co., Ltd.
Filed Jan 4, 2010 as application 12/651,970 · Granted Nov 23, 2010
Base term, 20 years from filing
Today
Term ended Mar 28, 2025
2005
2026
Clock starts
Mar 28, 2005
Mar 28, 2005
Term ended
Mar 28, 2025
Mar 28, 2025
Granted
Nov 23, 2010
Nov 23, 2010
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
3 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.
4
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 is its 20-year base term, with no adjustment for prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. 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 Mar 28, 2005, when application 11/093,266, the earliest non-provisional in its chain, was filed (this one was filed Jan 4, 2010) | Mar 28, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | 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 | 3 of 3 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | Mar 28, 2025 | High confidence |
This family
| US 7,192,320 | Term ended Mar 2025 | Mar 2025 |
| US 7,404,746 | In force Dec 2026 | Dec 2026 |
| US 7,651,382 | In force Dec 2026 | Dec 2026 |
| US 7,837,477 | this patent Mar 2025 | Mar 2025 |
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 |
|---|---|---|---|
| Oct 7, 2010 Reel 25105, frame 596 | Technology Properties Limited | Samsung Electronics Co., Ltd. | Assignment of Assignor's Interest |
| Oct 7, 2010 Reel 25105, frame 634 | Interconnect Portfolio, LLC; Intellasys Bec Limited; Technology Properties Limited | Samsung Electronics Co., Ltd. | 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.
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2010 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.