Also listed on Stmicroelectronics Belgium N.V., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Feb 28, 2027 · High confidence
20-year base term ended Nov 23, 2024
Held by Snaptrack, Inc.
Filed Nov 23, 2004 as application 10/996,124 · Granted Apr 6, 2010
Base term plus 827 days of patent term adjustment (USPTO delay)
Today
2004
2027
Clock starts
Nov 23, 2004
Nov 23, 2004
Term ends
Feb 28, 2027
Feb 28, 2027
Granted
Apr 6, 2010
Apr 6, 2010
base term
patent term adjustment
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
827
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
This patent's term runs 827 days past its 20-year base term on 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 Nov 23, 2004, when this application, 10/996,124, was filed | Nov 23, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +827 days, USPTO patent term adjustment record | Feb 28, 2027 | 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 | Feb 28, 2027 | High confidence |
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 |
|---|---|---|---|
| Feb 4, 2005 Reel 16228, frame 522 | Van Parys, Jorgen | Stmicroelectronics Belgium N.V. | Assignment of Assignor's Interest |
| Aug 26, 2014 Reel 33614, frame 620 | Stmicroelectronics N.V.; Stmicroelectronics Belgium N.V. | ST Wireless S.A. | Assignment of Assignor's Interest |
| Sep 2, 2014 Reel 33673, frame 367 | ST Wireless S.A. | ST-Ericsson S.A. | Change of Name |
| Nov 24, 2014 Reel 34470, frame 582 | ST Wireless S.A.; ST-Ericsson S.A. | ST-Ericsson S.A., En Liquidation | Change of Name |
| Dec 10, 2014 Reel 34588, frame 822 | ST-Ericsson S.A., En Liquidation | Snaptrack, Inc. | Assignment of Assignor's Interest |
| Jan 27, 2015 Reel 34826, frame 47 | ST-Ericsson S.A., En Liquidation | Snaptrack, Inc. | Corrective Assignment to Correct the Assignee on the Assignment. Assignee Was Recorded Incorrectly as Snaptrack, Inc and Should Be Snaptrack, Inc. Previously Recorded on Reel 034588 Frame 0822. Assignor(S) Hereby Confirms the Assignment from St-Ericsson Sa, En Liquidation to Snaptrack, Inc.. |
| Feb 24, 2015 Reel 35092, frame 826 | ST-Ericsson S.A., En Liquidation | Snaptrack, Inc. | Corrective Assignment to Correct the Patent Number Previously Recorded at Reel: 034826 Frame: 0047. Assignor(S) Hereby Confirms the Assignment. |
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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Feb 2027
Term ends Feb 28, 2027. No further fees fall due before then
Note
The 827 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
30
later US patents cite this one
That is top 25% 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.