Term ends Jul 2, 2030 · High confidence
20-year base term ends Jul 2, 2030
Held by General Electric Technology GmbH
Filed Aug 28, 2013 as application 14/012,853 · Granted Dec 26, 2017
Base term, 20 years from filing
Today
2010
2030
Clock starts
Jul 2, 2010
Jul 2, 2010
Term ends
Jul 2, 2030
Jul 2, 2030
Granted
Dec 26, 2017
Dec 26, 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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 10,128,655, US 8,538,593, US 8,972,070, US 9,093,840, US 9,824,319, to Jul 2, 2030. The term already ends on or before that date, so the cap shortened nothing.
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.
5
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. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 Jul 2, 2010, when application 12/830,028, the earliest non-provisional in its chain, was filed (this one was filed Aug 28, 2013) | Jul 2, 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 | Disclaimer resolved from the filed document (refs US 10,128,655, US 8,538,593, US 8,972,070, US 9,093,840, US 9,824,319) | resolves to Jul 2, 2030, no earlier than this term, so no change | 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 | Jul 2, 2030 | High confidence |
This family
| US 8,538,593 | In force Apr 2031 | Apr 2031 |
| US 9,093,840 | In force Oct 2031 | Oct 2031 |
| US 9,851,700 | this patent Jul 2030 | Jul 2030 |
| US 10,128,655 | In force Aug 2031 | Aug 2031 |
| US 10,488,829 | In force Jul 2030 | Jul 2030 |
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 28, 2013 Reel 31104, frame 463 | Sun, David; Cheung, Kwok; Chung, Kenneth; McKeag, Tory | Areva T&D, Inc. | Assignment of Assignor's Interest |
| Aug 28, 2013 Reel 31122, frame 352 | Areva T&D Inc. | Alstom Grid Inc. | Change of Name |
| Mar 6, 2015 Reel 35109, frame 236 | Alstom Grid Inc. | Alstom Technology Ltd. | Assignment of Assignor's Interest |
| Oct 19, 2017 Reel 44400, frame 155 | Alstom Technology Ltd. | General Electric Technology GmbH | 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.
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Alerts on its grants, lapses and transfers.
What's changing
Jul 2030
Term ends Jul 2, 2030. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 10,128,655, US 8,538,593, US 8,972,070, US 9,093,840, US 9,824,319, ends no earlier than this term, so it caps nothing.
Citations
20
later US patents cite this one
That is top 25% 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.