Term ends Dec 29, 2030 · High confidence
20-year base term ends Sep 14, 2029
Held by Trimble Inc.
Filed Jun 3, 2011 as application 13/152,996 · Granted Nov 25, 2014
Base term plus 471 days of patent term adjustment (USPTO delay)
Today
2009
2030
Clock starts
Sep 14, 2009
Sep 14, 2009
Term ends
Dec 29, 2030
Dec 29, 2030
Granted
Nov 25, 2014
Nov 25, 2014
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
471
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.
31
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 runs 471 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 Sep 14, 2009, when application 12/559,322, the earliest non-provisional in its chain, was filed (this one was filed Jun 3, 2011) | Sep 14, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +471 days, USPTO patent term adjustment record | Dec 29, 2030 | 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 | Dec 29, 2030 | High confidence |
This family
| US 7,541,974 | In force Dec 2026 | Dec 2026 |
| Application PCT/US2006/047721 | PCT application no patent term | no patent term |
| US 8,942,483 | In force Jul 2033 | Jul 2033 |
| Application 12/911,046 | Abandoned not computed | not computed |
| US 7,978,128 | Term ended Dec 2025 | Dec 2025 |
| US 8,416,130 | Term ended Dec 2025 | Dec 2025 |
| US 8,897,541 | this patent Dec 2030 | Dec 2030 |
| Application PCT/US2011/053547 | PCT application no patent term | no patent term |
8 of 31 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 |
|---|---|---|---|
| Jun 3, 2011 Reel 26388, frame 300 | Weisenburger, Shawn D.; France, Peter G.; Janky, James M. | Trimble Navigation Limited | Assignment of Assignor's Interest |
| Apr 25, 2024 Reel 67229, frame 666 | Trimble Navigation Limited; Trimble Inc. | Trimble Inc. | Merger and Change of Name |
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
Dec 2030
Term ends Dec 29, 2030. No further fees fall due before then
Note
The 471 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
18
later US patents cite this one
That is above the median 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.