Also listed on ST Eartech, LLC, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Jun 22, 2027 · High confidence
20-year base term ends Jun 22, 2027
Held by ST Portfolio Holdings, LLC
Filed Jun 22, 2007 as application 11/767,181 · Granted Oct 19, 2010
Base term, 20 years from filing
Today
2007
2027
Clock starts
Jun 22, 2007
Jun 22, 2007
Term ends
Jun 22, 2027
Jun 22, 2027
Granted
Oct 19, 2010
Oct 19, 2010
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.
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.
2
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 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 Jun 22, 2007, when this application, 11/767,181, was filed | Jun 22, 2027 | 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 | In force | High confidence |
| Computed term end | The steps above, in order | Jun 22, 2027 | High confidence |
This family
| Application PCT/US2007/071907 | PCT application no patent term | no patent term |
| US 7,817,803 | this patent Jun 2027 | Jun 2027 |
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 8, 2008 Reel 20922, frame 276 | Goldstein, Steven W. | Personics Holdings Inc. | Assignment of Assignor's Interest |
| Jan 28, 2011 Reel 25713, frame 381 | Goldstein, Steven | Personics Holdings Inc. | Assignment of Assignor's Interest |
| Apr 19, 2013 Reel 30249, frame 78 | Personics Holdings, Inc. | Staton Family Investments, Ltd. | Security Agreement |
| Feb 8, 2014 Reel 32189, frame 304 | Personics Holdings, Inc. | Personics Holdings, LLC | Assignment of Assignor's Interest |
| Nov 5, 2014 Reel 34170, frame 933 | Personics Holdings, LLC | DM Staton Family Limited Partnership (as Assignee of Maria B. Staton) | Security Interest |
| Jun 26, 2017 Reel 42992, frame 493 | Personics Holdings, Inc.; Personics Holdings, LLC | DM Station Family Limited Partnership, Assignee of Staton Family Investments, Ltd. | Assignment of Assignor's Interest |
| Jun 26, 2017 Reel 42992, frame 524 | DM Station Family Limited Partnership, Assignee of Staton Family Investments, Ltd. | Staton Techiya, LLC | Assignment of Assignor's Interest |
| Aug 1, 2017 Reel 43392, frame 961 | Personics Holdings, Inc.; Personics Holdings, LLC | DM Staton Family Limited Partnership, Assignee of Staton Family Investments, Ltd. | Corrective Assignment to Correct the Assignee's Name Previously Recorded at Reel: 042992 Frame: 0493. Assignor(S) Hereby Confirms the Assignment. |
| Aug 1, 2017 Reel 43393, frame 1 | DM Staton Family Limited Partnership, Assignee of Staton Family Investments, Ltd. | Staton Techiya, LLC | Corrective Assignment to Correct the Assignor's Name Previously Recorded on Reel 042992 Frame 0524. Assignor(S) Hereby Confirms the Assignment of the Entire Interest and Good Will. |
| Jun 21, 2024 Reel 67803, frame 517 | Staton Techiya, LLC | ST Portfolio Holdings, LLC | Assignment of Assignor's Interest |
| Jun 21, 2024 Reel 67803, frame 625 | ST Portfolio Holdings, LLC | ST Eartech, LLC | Assignment of Assignor's Interest |
| May 9, 2026 Reel 75533, frame 472 | ST CASE1TECH, LLC; ST Casestech, LLC; ST Famtech, LLC; ST R&DTECH, LLC; ST Tiptech, LLC; ST Sealtech, LLC; ST Biotech, LLC; ST Eartech, LLC; ST Detecttech, LLC; ST Vrtech, LLC; ST Awaretech, LLC; CASES2TECH, LLC | ST Portfolio Holdings, LLC | Merger |
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.
What's changing
Jun 2027
Term ends Jun 22, 2027. No further fees fall due before then
Citations
101
later US patents cite this one
That is top 10% 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.