Collateral for a security interest recorded Jul 22, 2026 (Escalate Capital V, LP).
Term ends Oct 1, 2034 · High confidence
20-year base term ends Apr 30, 2034
Held by Grenova, Inc.
Filed Jun 22, 2016 as application 15/189,750 · Granted Dec 18, 2018
Base term plus 154 days of patent term adjustment (USPTO delay)
Today
2014
2034
Clock starts
Apr 30, 2014
Apr 30, 2014
Term ends
Oct 1, 2034
Oct 1, 2034
Granted
Dec 18, 2018
Dec 18, 2018
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
154
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 10,285,564, US 9,421,289, US 9,744,570, to Oct 1, 2034. The term already ends on or before that date, so the cap shortened nothing.
2 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.
11
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 154 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 2 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 Apr 30, 2014, when application 14/266,330, the earliest non-provisional in its chain, was filed (this one was filed Jun 22, 2016) | Apr 30, 2034 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +154 days, USPTO patent term adjustment record | Oct 1, 2034 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,285,564, US 9,421,289, US 9,744,570) | resolves to Oct 1, 2034, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Oct 1, 2034 | High confidence |
This family
| US 9,421,289 | In force Feb 2035 | Feb 2035 |
| US 9,579,696 | In force Apr 2034 | Apr 2034 |
| US 9,744,570 | In force Dec 2034 | Dec 2034 |
| US 10,285,564 | In force Feb 2035 | Feb 2035 |
| US 10,155,055 | this patent Oct 2034 | Oct 2034 |
| US 10,576,175 | In force Apr 2034 | Apr 2034 |
| US 10,631,707 | In force Apr 2034 | Apr 2034 |
| Application 16/744,924 | Abandoned not computed | not computed |
8 of 11 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 |
|---|---|---|---|
| Jun 22, 2016 Reel 38988, frame 64 | Safavi, Ali | Health Diagnostic Laboratory, Inc. | Nunc Pro Tunc Assignment |
| Jun 22, 2016 Reel 38988, frame 147 | Health Diagnostic Laboratory, Inc. | Grenova, LLC | Assignment of Assignor's Interest |
| Nov 13, 2018 Reel 47509, frame 347 | Grenova, LLC | Grenova, Inc. | Change of Name |
| Jul 22, 2026 Reel 75356, frame 61 | Grenova, Inc. | Escalate Capital V, LP | 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
Oct 2034
Term ends Oct 1, 2034. Maintenance fees still fall due before then
Note
The 154 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 10,285,564, US 9,421,289, US 9,744,570, ends no earlier than this term, so it caps nothing.
Citations
8
later US patents cite this one
That is above the median of utility patents granted in 2018 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.