Term ends Nov 26, 2026 · High confidence
20-year base term ended May 29, 2026
Held by NetBase Solutions, Inc.
Filed Apr 2, 2018 as application 15/943,693 · Granted May 17, 2022
Base term plus 255 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2006
2026
Clock starts
May 29, 2006
May 29, 2006
Term ends
Nov 26, 2026
Nov 26, 2026
Granted
May 17, 2022
May 17, 2022
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
255
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 8,055,608.
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.
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 runs 255 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 May 29, 2006, when application 11/420,782, the earliest non-provisional in its chain, was filed (this one was filed Apr 2, 2018) | May 29, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +255 days, USPTO patent term adjustment record | Feb 8, 2027 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,055,608) | capped to Nov 26, 2026 | 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 | Nov 26, 2026 | High confidence |
This family
| US 8,055,608 | In force Nov 2026 | Nov 2026 |
| US 9,063,970 | Term ended May 2026 | May 2026 |
| US 9,934,285 | Term ended May 2026 | May 2026 |
| US 11,334,573 | this patent Nov 2026 | Nov 2026 |
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 31, 2018 Reel 46770, frame 639 | Netbase Solutions, Inc. | Orix Growth Capital, LLC | Security Interest |
| Nov 18, 2022 Reel 61821, frame 964 | Orix Growth Capital, LLC | Netbase Solutions, Inc. | Release of Security Interest |
| Nov 18, 2022 Reel 61822, frame 937 | Netbase Solutions, Inc.; Quid, LLC | East West Bank, As Administrative Agent | Security 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
Nov 2026
Term ends Nov 26, 2026. No further fees fall due before then
Note
The 255 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 8,055,608.
Citations
0
later US patents cite this one
That is below 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.