Term ends May 20, 2039 · Medium confidence
20-year base term ends May 20, 2039
Why Medium: The disclaimer's references carry disclaimers of their own not yet read (US 11,951,215), so the cap could be lower.
May 20, 2019
May 20, 2039
Dec 23, 2025
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 3 maintenance fees are paid so far. Confidence: Medium. from the record
How we calculated this date
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts May 20, 2019, when application 16/416,325, the earliest non-provisional in its chain, was filed (this one was filed Apr 5, 2024) | May 20, 2039 | 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 11,690,806, US 11,690,807, US 11,951,215, US 12,108,225, US 12,472,148) | resolves to May 20, 2039, no earlier than this term, so no change | Medium 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 | May 20, 2039 | Medium confidence |
This family
| US 11,690,807 | In force May 2039 | May 2039 |
| US 11,951,215 | In force no later than May 2039 | no later than May 2039 |
| US 12,502,360 | this patent May 2039 | May 2039 |
| Application 19/394,969 | Pending not computed | not computed |
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.
What's changing
A terminal disclaimer resolved from the filed document, referencing US 11,690,806, US 11,690,807, US 11,951,215, US 12,108,225, US 12,472,148, ends no earlier than this term, so it caps nothing.