Term ends May 15, 2027 · High confidence
20-year base term ends Mar 30, 2027
Held by The 41ST Parameter, Inc.
Filed Jan 8, 2020 as application 16/737,256 · Granted Dec 7, 2021
Base term plus 46 days of patent term adjustment (USPTO delay)
Today
2007
2027
Clock starts
Mar 30, 2007
Mar 30, 2007
Term ends
May 15, 2027
May 15, 2027
Granted
Dec 7, 2021
Dec 7, 2021
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
46
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 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
10
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 46 days past its 20-year base term on prosecution delay. 1 of 1 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 Mar 30, 2007, when application 11/694,882, the earliest non-provisional in its chain, was filed (this one was filed Jan 8, 2020) | Mar 30, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +46 days, USPTO patent term adjustment record | May 15, 2027 | 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 1 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | May 15, 2027 | High confidence |
This family
| US 8,151,327 | In force Mar 2027 | Mar 2027 |
| Application PCT/US2007/065776 | PCT application no patent term | no patent term |
| US 8,826,393 | In force Mar 2027 | Mar 2027 |
| US 9,196,004 | In force Mar 2027 | Mar 2027 |
| US 9,754,311 | In force Mar 2027 | Mar 2027 |
| US 10,089,679 | In force Mar 2027 | Mar 2027 |
| US 10,535,093 | In force Mar 2027 | Mar 2027 |
| US 11,195,225 | this patent May 2027 | May 2027 |
8 of 10 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 |
|---|---|---|---|
| Jul 2, 2020 Reel 53112, frame 409 | Eisen, Ori | The 41ST Parameter, 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
May 2027
Term ends May 15, 2027. No further fees fall due before then
Note
The 46 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
41
later US patents cite this one
That is top 5% of utility patents granted in 2021 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.