Term ends Sep 29, 2038 · Medium confidence
20-year base term ends Aug 8, 2037
Why Medium: No fee event states this; the fee state is read from the payments the fee record holds.
Held by Glory Ltd.
Filed Mar 19, 2019 as application 16/334,575 · Granted Oct 25, 2022
Base term plus 417 days of patent term adjustment (USPTO delay)
Today
2017
2038
Clock starts
Aug 8, 2017
Aug 8, 2017
Term ends
Sep 29, 2038
Sep 29, 2038
Granted
Oct 25, 2022
Oct 25, 2022
base term
patent term adjustment
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
417
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
Not on record
Maintenance fees
USPTO's record of this patent carries no fee events. A gap in the record, not evidence of lapse.
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 runs 417 days past its 20-year base term on prosecution delay. USPTO's record of this patent carries no fee events, so no fee is counted as paid or unpaid. 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 Aug 8, 2017, when application PCT/JP2017/028833, the earliest non-provisional in its chain, was filed (this one was filed Mar 19, 2019) | Aug 8, 2037 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +417 days, USPTO patent term adjustment record | Sep 29, 2038 | 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 | No fee events in USPTO's record of this patent. A gap in the record, not evidence of lapse | In force | Medium confidence |
| Computed term end | The steps above, in order | Sep 29, 2038 | Medium confidence |
This family
| US 11,482,065 | this patent Sep 2038 | Sep 2038 |
| US 12,190,670 | In force Aug 2037 | Aug 2037 |
| Application 18/961,737 | Pending not computed | not computed |
| Application 19/426,124 | Pending not computed | not computed |
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 |
|---|---|---|---|
| Mar 19, 2019 Reel 48638, frame 221 | Kuroda, Toshiyuki; Kimura, Tomohiro; Ishitobi, Hisashi | Glory Ltd. | Assignment of Assignor's 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 29, 2038.
Note
The 417 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
4
later US patents cite this one
That is top 25% of utility patents granted in 2022 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.