Also listed on The Invention Science Fund I, LLC, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Mar 12, 2038 · High confidence
20-year base term ends Dec 5, 2037
Held by Metali, LLC
Filed Dec 5, 2017 as application 15/832,612 · Granted Apr 14, 2020
Base term plus 97 days of patent term adjustment (USPTO delay)
Today
2017
2038
Clock starts
Dec 5, 2017
Dec 5, 2017
Term ends
Mar 12, 2038
Mar 12, 2038
Granted
Apr 14, 2020
Apr 14, 2020
base term
patent term adjustment
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
97
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
3
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 97 days past its 20-year base term on 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 Dec 5, 2017, when this application, 15/832,612, was filed | Dec 5, 2037 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +97 days, USPTO patent term adjustment record | Mar 12, 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 | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Mar 12, 2038 | High confidence |
This family
| US 10,622,845 | this patent Mar 2038 | Mar 2038 |
| Application PCT/US2018/063991 | PCT application no patent term | no patent term |
| US 11,183,887 | In force Dec 2037 | Dec 2037 |
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 9, 2018 Reel 45567, frame 365 | Arnitz, Daniel; Bowers, Jeffrey A.; Hagerty, Joseph A.; Hannigan, Russell J.; Lipworth, Guy S.; Nash, David R.; Reynolds, Matthew S.; Tegreene, Clarence T.; Urzhumov, Yaroslav A. | Searete LLC | Assignment of Assignor's Interest |
| Sep 10, 2020 Reel 53738, frame 778 | Searete LLC | The Invention Science Fund I, LLC | Assignment of Assignor's Interest |
| Feb 23, 2022 Reel 59075, frame 583 | The Invention Science Fund I, LLC | Metamaterials IP Company LLC | Assignment of Assignor's Interest |
| Feb 23, 2022 Reel 59079, frame 644 | Metamaterials IP Company LLC | Metapower, LLC, | Assignment of Assignor's Interest |
| Jul 8, 2022 Reel 60466, frame 783 | Metapower, LLC | Metamaterials IP Company LLC | Nunc Pro Tunc Assignment |
| Jul 14, 2022 Reel 60508, frame 533 | Metamaterials IP Company LLC | The Invention Science Fund I, LLC | Assignment of Assignor's Interest |
| Sep 16, 2026 Reel 76559, frame 629 | The Invention Science Fund I, L.L.C. | Metali, LLC | 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.
What's changing
Mar 2038
Term ends Mar 12, 2038. Maintenance fees still fall due before then
Note
The 97 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
11
later US patents cite this one
That is top 25% of utility patents granted in 2020 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.