Term ended Jan 3, 2025 · High confidence
20-year base term ended Jan 3, 2025
Filed Oct 4, 2006 as application 11/538,749 · Granted May 9, 2017
Base term, 20 years from filing
Today
Term ended Jan 3, 2025
2005
2026
Clock starts
Jan 3, 2005
Jan 3, 2005
Term ended
Jan 3, 2025
Jan 3, 2025
Granted
May 9, 2017
May 9, 2017
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.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
6
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. 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 Jan 3, 2005, when application 11/028,476, the earliest non-provisional in its chain, was filed (this one was filed Oct 4, 2006) | Jan 3, 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 | 2 of 2 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | Jan 3, 2025 | High confidence |
This family
| US 9,317,587 | In force Apr 2029 | Apr 2029 |
| US 9,646,082 | this patent Jan 2025 | Jan 2025 |
| US 9,177,050 | In force Jan 2027 | Jan 2027 |
| US 9,552,420 | Term ended Jan 2025 | Jan 2025 |
| US 9,367,604 | Term ended Jan 2025 | Jan 2025 |
| US 10,387,462 | Term ended Dec 2025 | Dec 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 |
|---|---|---|---|
| Aug 7, 2007 Reel 19658, frame 201 | Al-kofahi, Khalid; Dahn, Michael; Slaven, Patrick; Zielund, Thomas; Lu, Qiang; Elberti, Charles | West Services, Inc. | Assignment of Assignor's Interest |
| Aug 7, 2007 Reel 19660, frame 909 | West Services, Inc. | Thomson Global Resources | Assignment of Assignor's Interest |
| Apr 16, 2008 Reel 20814, frame 963 | West Services, Inc. | Thomson Corporation, The | Assignment of Assignor's Interest |
| Apr 28, 2008 Reel 20896, frame 153 | Thomson Corporation, The | Thomson Global Resources | Corrective Assignment to Correct Serial Number 11/538,739, Previously Recorded at Reel 020814 Frames 0954-0958. |
| Oct 6, 2008 Reel 21630, frame 917 | Thomson Global Resources | Thomson Reuters Global Resources | Change of Name |
| Nov 30, 2017 Reel 44264, frame 571 | Thomson Reuters Global Resources | Thomson Reuters Global Resources Unlimited Company | Change of Name |
| Mar 9, 2020 Reel 52056, frame 53 | Thomson Reuters Global Resources Unlimited Company | Thomson Reuters Enterprise Centre GmbH | 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
39
later US patents cite this one
That is top 10% of utility patents granted in 2017 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.