Term ends Dec 29, 2037 · High confidence
20-year base term ends Dec 29, 2037
Filed Jul 10, 2020 as application 16/925,589 · Granted Nov 22, 2022
Base term, 20 years from filing
Today
2017
2037
Clock starts
Dec 29, 2017
Dec 29, 2017
Term ends
Dec 29, 2037
Dec 29, 2037
Granted
Nov 22, 2022
Nov 22, 2022
base term
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 10,720,626, to Dec 29, 2037. The term already ends on or before that date, so the cap shortened nothing.
0 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.
4
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. 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: 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 Dec 29, 2017, when application 15/857,949, the earliest non-provisional in its chain, was filed (this one was filed Jul 10, 2020) | Dec 29, 2037 | 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 10,720,626) | resolves to Dec 29, 2037, no earlier than this term, so no change | High 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 | Dec 29, 2037 | High confidence |
This family
| US 10,720,626 | In force Dec 2038 | Dec 2038 |
| US 11,509,022 | this patent Dec 2037 | Dec 2037 |
| US 11,862,774 | In force Dec 2037 | Dec 2037 |
| Application 18/543,395 | Pending not computed | not computed |
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 14, 2020 Reel 53501, frame 991 | Harris, W. Porter; Kawanishi, Kenneth; Greene, W. Hunter; Thibault, Robert Wesley; Gunasekaran, Arun | Romeo Systems, Inc. | Assignment of Assignor's Interest |
| Aug 19, 2020 Reel 53541, frame 961 | Romeo Systems, Inc. | Romeo Systems Technology, LLC | Assignment of Assignor's Interest |
| Sep 8, 2023 Reel 64849, frame 948 | SG Service Co., LLC, as Assignee for Romeo Power, Inc. | Mullen Automotive, Inc. | Assignment of Assignor's Interest |
| Jan 19, 2024 Reel 66178, frame 777 | Romeo Systems Technology, LLC; Romeo Systems, Inc.; Romeo Power, Inc. | SG Service Co., LLC, as Assignee for Romeo Power, Inc. | 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.
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Alerts on its grants, lapses and transfers.
What's changing
Dec 2037
Term ends Dec 29, 2037.
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 10,720,626, ends no earlier than this term, so it caps nothing.
Citations
3
later US patents cite this one
That is above the median 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.