Lapsed Aug 29, 2025 on the fee record · Medium confidence
20-year base term ends Sep 16, 2028
Why Medium: A terminal disclaimer is on file (approved) with no resolved reference, so the term may end earlier.
Second maintenance fee unpaid; grace period ended.
Held by Bayer CropScience LP
Filed Jun 16, 2016 as application 15/184,691 · Granted Aug 29, 2017
Base term, 20 years from filing
Today
Lapsed Aug 29, 2025
2008
2028
Clock starts
Sep 16, 2008
Sep 16, 2008
No longer in force
Aug 29, 2025
Aug 29, 2025
Granted
Aug 29, 2017
Aug 29, 2017
Term would have run to
Sep 16, 2028
Sep 16, 2028
base term
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
None
Term adjustment
No prosecution delay on this record.
Unresolved
Terminal disclaimer
On file, reference document not resolved, so the date above is an upper bound. We do not guess the cap.
1 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.
5
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 Sep 16, 2028: its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is on file with no resolved reference, so no cap is applied and none is guessed. Confidence: Medium. 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 Sep 16, 2008, when application PCT/EP2008/062279, the earliest non-provisional in its chain, was filed (this one was filed Jun 16, 2016) | Sep 16, 2028 | 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 on file (approved), reference document not resolved | no cap applied, and none guessed | Medium confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 2 maintenance fees paid | lapsed Aug 29, 2025 | High confidence |
| Computed term end | The steps above, in order | Aug 29, 2025 | Medium confidence |
This family
| US 9,078,447 | In force Jun 2031 | Jun 2031 |
| US 9,392,797 | In force no later than Sep 2028 | no later than Sep 2028 |
| US 9,743,674 | this patent Aug 2025 | Aug 2025 |
| US 10,212,942 | In force Sep 2028 | Sep 2028 |
4 of 5 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 |
|---|---|---|---|
| Feb 21, 2017 Reel 41327, frame 246 | Schoefl, Ulrich; Scherer, Maria; Haden, Egon | BASF SE | Assignment of Assignor's Interest |
| Feb 21, 2017 Reel 41327, frame 259 | BASF SE | Bayer CropScience LP | Assignment of Assignor's Interest |
| Sep 12, 2019 Reel 50370, frame 245 | Bayer CropScience LP | Bayer CropScience LP | Change of Address |
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
Note
A terminal disclaimer is on file and its reference is not resolved. No cap is applied and none is guessed
Open question
A terminal disclaimer is on file (approved) and its reference document is not resolved. A disclaimer would cap the term earlier than Aug 29, 2025. We will not guess the cap.
Citations
0
later US patents cite this one
That is below the median 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.