Term ends Dec 13, 2038 · Medium confidence
20-year base term ends Dec 13, 2038
Why Medium: A parent in the chain could not be resolved.
Held by Howso Incorporated
Filed May 28, 2021 as application 17/333,671 · Granted May 2, 2023
Base term, 20 years from filing
Today
2018
2038
Clock starts
Dec 13, 2018
Dec 13, 2018
Term ends
Dec 13, 2038
Dec 13, 2038
Granted
May 2, 2023
May 2, 2023
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.
15
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: 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 Dec 13, 2018, when application 16/219,476, the earliest non-provisional in its chain, was filed (this one was filed May 28, 2021); a parent in its chain could not be resolved (the next row) | Dec 13, 2038 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium 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 | Dec 13, 2038 | Medium confidence |
This family
| US 11,092,962 | In force Jun 2039 | Jun 2039 |
| Application 16/219,476 | Abandoned not computed | not computed |
| US 11,625,625 | In force Aug 2040 | Aug 2040 |
| US 11,669,769 | In force May 2039 | May 2039 |
| US 11,676,069 | In force Apr 2039 | Apr 2039 |
| US 11,640,561 | this patent Dec 2038 | Dec 2038 |
| US 11,727,286 | In force Jul 2039 | Jul 2039 |
| US 11,941,542 | In force no later than Nov 2038 | no later than Nov 2038 |
8 of 15 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 |
|---|---|---|---|
| Aug 3, 2022 Reel 60706, frame 74 | Hazard, Christopher James; Sakrepatna Srinivasamurthy, Ravisutha; Beel, Jacob Daniel; Shah, Yash Jignesh; Resnick, Michael | Diveplane Corporation | Assignment of Assignor's Interest |
| Jan 31, 2023 Reel 62554, frame 106 | Diveplane Corporation | Western Alliance Bank | Security Interest |
| Sep 22, 2023 Reel 65021, frame 691 | Diveplane Corporation | Howso Incorporated | Change of Name |
| Sep 28, 2023 Reel 65081, frame 559 | Diveplane Corporation | Howso Incorporated | Change of Name |
| Jan 22, 2025 Reel 69988, frame 38 | Western Alliance Bank | Howso Incorporated | Termination and Release of Intellectual Property Security Agreement |
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
Dec 2038
Term ends Dec 13, 2038. Maintenance fees still fall due before then
Citations
19
later US patents cite this one
That is top 5% of utility patents granted in 2023 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.