Term ends Jun 7, 2033 · High confidence
20-year base term ends Jun 7, 2033
Held by First Solar, Inc.
Filed Oct 9, 2023 as application 18/378,128 · Granted Feb 25, 2025
Base term, 20 years from filing
Today
2013
2033
Clock starts
Jun 7, 2013
Jun 7, 2013
Term ends
Jun 7, 2033
Jun 7, 2033
Granted
Feb 25, 2025
Feb 25, 2025
base term
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 10,062,800, US 10,141,473, US 11,164,989, US 11,588,069, US 11,784,278, to Jun 7, 2033. The term already ends on or before that date, so the cap shortened nothing.
0 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.
9
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. 0 of 2 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 Jun 7, 2013, when application 13/912,782, the earliest non-provisional in its chain, was filed (this one was filed Oct 9, 2023) | Jun 7, 2033 | 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 10,062,800, US 10,141,473, US 11,164,989, US 11,588,069, US 11,784,278) | resolves to Jun 7, 2033, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jun 7, 2033 | High confidence |
This family
| US 10,062,800 | In force Dec 2034 | Dec 2034 |
| Application PCT/US2014/036503 | PCT application no patent term | no patent term |
| US 10,141,473 | In force Jun 2033 | Jun 2033 |
| US 10,784,397 | In force Jun 2033 | Jun 2033 |
| US 11,164,989 | In force Jun 2033 | Jun 2033 |
| US 11,588,069 | In force Jun 2033 | Jun 2033 |
| US 11,784,278 | In force Jun 2033 | Jun 2033 |
| US 12,238,943 | this patent Jun 2033 | Jun 2033 |
8 of 9 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 10, 2024 Reel 67670, frame 858 | First Solar, Inc. | Jpmorgan Chase Bank, N.a. | Security Interest |
| Jun 27, 2024 Reel 67920, frame 659 | First Solar, Inc. | Jpmorgan Chase Bank, N.a. | Patent Security Agreement |
| Aug 22, 2024 Reel 68363, frame 575 | Blaydes, Holly Ann; Andreini, Kristian William; Huber, William Hullinger; Hinners, Eugene Thomas; Shiang, Joseph John; Liang, Yong; Choi, Jongwoo; Halverson, Adam Fraser | General Electric Company | Assignment of Assignor's Interest |
| Aug 22, 2024 Reel 68363, frame 622 | General Electric Company | First Solar Malaysia SDN. BHD. | Assignment of Assignor's Interest |
| Aug 22, 2024 Reel 68746, frame 615 | First Solar Malaysia SDN. BHD. | First Solar, Inc. | 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
Jun 2033
Term ends Jun 7, 2033. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 10,062,800, US 10,141,473, US 11,164,989, US 11,588,069, US 11,784,278, ends no earlier than this term, so it caps nothing.
Citations
1
later US patent cites this one
Fewer than half of the utility patents granted in 2025 in our data have been cited yet, so we show the count and do not rank on it.
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.