Lapsed May 15, 2026 on the fee record · High confidence
20-year base term ends Aug 7, 2028
Second maintenance fee unpaid; grace period ended.
Held by Rohr, Inc. and Goodrich Actuation Systems Limited
Filed Aug 30, 2011 as application 12/672,565 · Granted May 15, 2018
Base term, 20 years from filing, plus 1731 days of patent term adjustment (USPTO delay)
Today
Lapsed May 15, 2026
2008
2033
Clock starts
Aug 7, 2008
Aug 7, 2008
No longer in force
May 15, 2026
May 15, 2026
Granted
May 15, 2018
May 15, 2018
Term would have run to
May 4, 2033
May 4, 2033
base term
patent term adjustment
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
1,731
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
7
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to May 4, 2033: its 20-year base term plus 1731 days of term 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 Aug 7, 2008, when application PCT/US2008/072448, the earliest non-provisional in its chain, was filed (this one was filed Aug 30, 2011) | Aug 7, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1731 days, USPTO patent term adjustment record | May 4, 2033 | 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 | 1 of 3 maintenance fees paid | lapsed May 15, 2026 | High confidence |
| Computed term end | The steps above, in order | May 15, 2026 | High confidence |
This family
| Application PCT/US2008/072448 | PCT application no patent term | no patent term |
| US 8,505,307 | In force no later than Jan 2032 | no later than Jan 2032 |
| US 8,402,765 | In force Aug 2031 | Aug 2031 |
| US 8,511,062 | In force Feb 2029 | Feb 2029 |
| US 9,970,387 | this patent May 2026 | May 2026 |
| US 9,777,671 | In force Jul 2032 | Jul 2032 |
| US 9,759,087 | In force Jul 2032 | Jul 2032 |
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 |
|---|---|---|---|
| Mar 1, 2010 reel/frame not recorded | Wylie, Steven Andrew; James, Norman John; Roberts, Stephen Michael; Baer, David A.; Frank, Joel Hudson; Wang, Shunshen Richard; Bacon, Peter W.; Harvey, John H.; Hubberstey, Mark; Wharton, Brett J.; Davies, Neil C.; Jones, Tony; McKleny, Bryant Lynoel | Rohr, Inc. | Assignment of Assignor's Interest |
| Mar 1, 2010 reel/frame not recorded | Wylie, Steven Andrew; James, Norman John; Roberts, Stephen Michael; Baer, David A.; Frank, Joel Hudson; Wang, Shunshen Richard; Bacon, Peter W.; Harvey, John H.; Hubberstey, Mark; Wharton, Brett J.; Davies, Neil C.; Jones, Tony; McKleny, Bryant Lynoel | Goodrich Actuation Systems Limited | Assignment of Assignor's Interest |
| Mar 1, 2010 Reel 24007, frame 905 | Frank, Joel Hudson; James, Norman John; Wang, Shunshen Richard; McKleny, Bryant Lynoel; Baer, David A.; Roberts, Stephen Michael; Wylie, Steven Andrew; Jones, Tony; Harvey, John H.; Bacon, Peter W.; Hubberstey, Mark; Wharton, Brett J.; Davies, Neil C. | Rohr, Inc.; Goodrich Actuation Systems 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.
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Alerts on its grants, lapses and transfers.
What's changing
Note
The 1731 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
9
later US patents cite this one
That is above the median of utility patents granted in 2018 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.