Term ends Sep 28, 2038 · High confidence
20-year base term ends Sep 28, 2038
Held by Hint, Inc.
Filed Sep 28, 2018 as application 16/147,306 · Granted Sep 24, 2019
Base term, 20 years from filing
Today
2018
2038
Clock starts
Sep 28, 2018
Sep 28, 2018
Term ends
Sep 28, 2038
Sep 28, 2038
Granted
Sep 24, 2019
Sep 24, 2019
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.
None
Terminal disclaimer
No disclaimer on this record.
1 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. 1 of 3 maintenance fees is 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 Sep 28, 2018, when this application, 16/147,306, was filed | Sep 28, 2038 | 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 | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Sep 28, 2038 | High confidence |
This family
| US 10,425,497 | this patent Sep 2038 | Sep 2038 |
| US 11,064,042 | In force Sep 2038 | Sep 2038 |
| US 11,431,819 | Lapsed on the fee record Aug 2026 | Aug 2026 |
| US 11,457,090 | Lapsed on the fee record Sep 2026 | Sep 2026 |
| US 12,160,488 | In force no later than Feb 2039 | no later than Feb 2039 |
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 |
|---|---|---|---|
| Sep 28, 2018 Reel 47012, frame 332 | De Waal, Frank Benjamin | Hint, Inc. | Assignment of Assignor's Interest |
| Oct 15, 2018 Reel 47224, frame 942 | De Waal, Abraham Benjamin | Hint, Inc. | Corrective Assignment to Correct the Inventor's Name Previously Recorded at Reel: 047012 Frame: 0332. Assignor(S) Hereby Confirms the Assignment. |
| Mar 18, 2022 Reel 59313, frame 135 | Hint, Inc. | Athyrium Buffalo LP | Security Interest |
| Feb 7, 2025 Reel 70147, frame 865 | Athyrium Buffalo LP | Hint, Inc. | Release of Security 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Sep 2038
Term ends Sep 28, 2038. Maintenance fees still fall due before then
Citations
5
later US patents cite this one
That is above the median of utility patents granted in 2019 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.