Term ends Apr 30, 2030 · High confidence
20-year base term ends Apr 30, 2030
Filed Nov 1, 2011 as application 13/318,469 · Granted Oct 31, 2017
Base term, 20 years from filing
Today
2010
2030
Clock starts
Apr 30, 2010
Apr 30, 2010
Term ends
Apr 30, 2030
Apr 30, 2030
Granted
Oct 31, 2017
Oct 31, 2017
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.
2 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.
4
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. 2 of 3 maintenance fees are paid so far. 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 Apr 30, 2010, when application PCT/AU2010/000497, the earliest non-provisional in its chain, was filed (this one was filed Nov 1, 2011) | Apr 30, 2030 | 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 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Apr 30, 2030 | High confidence |
This family
| US 9,805,316 | this patent Apr 2030 | Apr 2030 |
| US 10,657,464 | In force no later than Nov 2030 | no later than Nov 2030 |
| Application 17/748,989 | Abandoned not computed | not computed |
3 of 4 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 |
|---|---|---|---|
| Nov 15, 2011 Reel 27288, frame 612 | Nettleton, Eric; Hennessy, Ross; Whyte-durrant, Hugh; Goktogan, Ali Haydar | University Of Sydney, The | Assignment of Assignor's Interest |
| Sep 22, 2017 Reel 43978, frame 761 | Nettleton, Eric; Hennessy, Ross; Durrant-whyte, Hugh; Goktogan, Ali Haydar | The University of Sydney | Corrective Assignment to Correct the Third Assignor Name Previously Recorded at Reel: 027288 Frame: 0612. Assignor(S) Hereby Confirms the Assignment. |
| May 24, 2019 Reel 49282, frame 616 | The University of Sydney | Technological Resources Pty. Limited | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Apr 2030
Term ends Apr 30, 2030. Maintenance fees still fall due before then
Citations
32
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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.