Collateral for a security interest recorded Mar 17, 2025 (Golub Capital LLC).
Term ends Mar 14, 2037 · High confidence
20-year base term ends Jul 31, 2035
Held by Quantify Labs ULC
Filed Jul 31, 2015 as application 14/815,140 · Granted Jul 2, 2019
Base term plus 592 days of patent term adjustment (USPTO delay)
Today
2015
2037
Clock starts
Jul 31, 2015
Jul 31, 2015
Term ends
Mar 14, 2037
Mar 14, 2037
Granted
Jul 2, 2019
Jul 2, 2019
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
592
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 592 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 Jul 31, 2015, when this application, 14/815,140, was filed | Jul 31, 2035 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +592 days, USPTO patent term adjustment record | Mar 14, 2037 | 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 14, 2037 | High confidence |
This family
| US 10,339,145 | this patent Mar 2037 | Mar 2037 |
| US 11,226,973 | In force Sep 2035 | Sep 2035 |
| US 11,989,191 | In force Aug 2035 | Aug 2035 |
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 |
|---|---|---|---|
| Sep 4, 2015 Reel 36496, frame 724 | Livingston, Blair | Quantify Labs, Inc. | Assignment of Assignor's Interest |
| Sep 4, 2015 Reel 36555, frame 439 | Ball, Matt | Quantify Labs, Inc. | Assignment of Assignor's Interest |
| Oct 19, 2016 Reel 40059, frame 823 | Quantify Labs Inc. | Comerica Bank | Security Interest |
| Mar 8, 2019 Reel 48546, frame 892 | Livingston, Blair; Ball, Matt | Quantify Labs, Inc. | Confirmation and Assignment |
| Dec 18, 2020 Reel 54691, frame 224 | Quantify Labs Inc. | The Toronto-Dominion Bank | Security Interest |
| Jan 11, 2021 Reel 54873, frame 817 | Comerica Bank | Quantify Labs Inc. | Release of Security Interest |
| Jan 21, 2025 Reel 69948, frame 200 | The Toronto-Dominion Bank | Quantify Labs Inc. | Release of Security Interest |
| Feb 25, 2025 Reel 70323, frame 775 | Quantify Labs Inc. | Quantify Labs ULC | Change of Name |
| Mar 17, 2025 Reel 70532, frame 921 | Quantify Labs ULC | Golub Capital LLC, as Collateral 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Mar 2037
Term ends Mar 14, 2037. Maintenance fees still fall due before then
Note
The 592 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
17
later US patents cite this one
That is top 25% of utility patents granted in 2019 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.