Term ends Dec 23, 2028 · High confidence
20-year base term ends Dec 23, 2028
Held by Liveleaf Holdings, LLC
Filed Dec 23, 2008 as application 12/317,638 · Granted May 27, 2014
Base term, 20 years from filing
Today
2008
2028
Clock starts
Dec 23, 2008
Dec 23, 2008
Term ends
Dec 23, 2028
Dec 23, 2028
Granted
May 27, 2014
May 27, 2014
base term
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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,343,552, US 8,586,110, to Dec 23, 2028. The term already ends on or before that date, so the cap shortened nothing.
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.
14
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. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. All three maintenance fees are recorded paid; no more fees are due. 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 Dec 23, 2008, when this application, 12/317,638, was filed | Dec 23, 2028 | 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 | Disclaimer resolved from the filed document (refs US 8,343,552, US 8,586,110) | resolves to Dec 23, 2028, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 23, 2028 | High confidence |
This family
| US 8,734,867 | this patent Dec 2028 | Dec 2028 |
| US 8,343,552 | In force Nov 2029 | Nov 2029 |
| US 8,722,116 | Lapsed on the fee record May 2022 | May 2022 |
| US 8,586,110 | In force Dec 2028 | Dec 2028 |
| Application 14/027,228 | Abandoned not computed | not computed |
| Application 14/027,235 | Abandoned not computed | not computed |
| Application 14/178,459 | Abandoned not computed | not computed |
| US 9,636,361 | In force Dec 2028 | Dec 2028 |
8 of 14 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 |
|---|---|---|---|
| Dec 23, 2008 Reel 22091, frame 540 | Huang, Alexander L.; Wu, Gin | Metaactiv, Inc. | Assignment of Assignor's Interest |
| Oct 24, 2012 Reel 29190, frame 393 | Metaactiv Corporation | Liveleaf, Inc. | Change of Name |
| Oct 24, 2012 Reel 29186, frame 596 | Liveleaf, Inc. | Liveleaf, Inc., a Delaware Corporation | Merger |
| May 27, 2014 Reel 33032, frame 744 | Huang, Alexander L.; Wu, Gin | Metaactiv Corporation | Corrective Assignment to Correct the Assignment Previously Recorded on Reel 022091 Frame 0540. Assignor(S) Hereby Confirms the Correction of the Assignee Name from Metaactiv, Inc to Metaactiv Corporation. |
| Oct 20, 2022 Reel 61733, frame 245 | Liveleaf, Inc. | Liveleaf, Inc. | Change of Address |
| Oct 24, 2022 Reel 61506, frame 296 | Liveleaf, Inc. | Liveleaf Holdings LLC. | Assignment of Assignor's Interest |
| Jan 2, 2025 Reel 69809, frame 870 | Liveleaf, Inc. | Liveleaf Holdings, LLC | 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
Dec 2028
Term ends Dec 23, 2028. No further fees fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,343,552, US 8,586,110, ends no earlier than this term, so it caps nothing.
Citations
31
later US patents cite this one
That is top 25% of utility patents granted in 2014 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.