Also listed on BASF Digital Solutions GmbH, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Nov 19, 2041 · High confidence
20-year base term ends Nov 19, 2041
Held by BASF SE
Filed May 19, 2023 as application 18/253,770 · Granted Jan 14, 2025
Base term, 20 years from filing
Today
2021
2041
Clock starts
Nov 19, 2021
Nov 19, 2021
Term ends
Nov 19, 2041
Nov 19, 2041
Granted
Jan 14, 2025
Jan 14, 2025
base term
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 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.
0 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.
2
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. 0 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 Nov 19, 2021, when application PCT/EP2021/082315, the earliest non-provisional in its chain, was filed (this one was filed May 19, 2023) | Nov 19, 2041 | 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 | 0 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 19, 2041 | High confidence |
This family
| US 12,194,505 | this patent Nov 2041 | Nov 2041 |
1 of 2 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 1, 2023 Reel 63833, frame 462 | Tuerkoglu, Gazi; Leed, Marina Grace Dickens; Solfrank, Martina; Reich, Oliver; Leino Calleja, David; Hoh, Li Noi Lilian; Kuhn, Oliver; Sathyanarayana, Shyam Sundar; Pahnke, Kai; Eltze, Tobias; Beil, Christian | BASF SE | Assignment of Assignor's Interest |
| Jun 1, 2023 Reel 63833, frame 504 | Keller, Wilhelm | BASF Corporation | Assignment of Assignor's Interest |
| Jun 1, 2023 Reel 63833, frame 540 | BASF Corporation | BASF SE | Assignment of Assignor's Interest |
| Jun 1, 2023 Reel 63834, frame 630 | Keller, Robert Anthony | BASF Corporation | Assignment of Assignor's Interest |
| Jun 1, 2023 Reel 63834, frame 653 | Keller, Wilhelm | BASF Digital Solutions GmbH | Assignment of Assignor's Interest |
| Jun 1, 2023 Reel 63834, frame 725 | BASF Digital Solutions GmbH | BASF SE | Assignment of Assignor's Interest |
| Jul 26, 2023 Reel 64387, frame 718 | Keller, Robert Anthony | BASF Corporation | Corrective Assignment to Correct the Conveying Party Data Previously Recorded on Reel 063833 Frame 0504. Assignor(S) Hereby Confirms the Assignment. |
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
Nov 2041
Term ends Nov 19, 2041. Maintenance fees still fall due before then
Citations
0
later US patents cite 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.