Also listed on Eigen, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends May 9, 2037 · Medium confidence
20-year base term ends Oct 10, 2036
Why Medium: A parent in the chain could not be resolved.
Held by Eigen Health Services, LLC
Filed Sep 5, 2017 as application 15/695,630 · Granted Jul 21, 2020
Base term plus 211 days of patent term adjustment (USPTO delay)
Today
2016
2037
Clock starts
Oct 10, 2016
Oct 10, 2016
Term ends
May 9, 2037
May 9, 2037
Granted
Jul 21, 2020
Jul 21, 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
211
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 211 days past its 20-year base term on prosecution delay. 1 of 3 maintenance fees is paid so far. Confidence: Medium. 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 Oct 10, 2016, when application 15/289,425, the earliest non-provisional in its chain, was filed (this one was filed Sep 5, 2017); a parent in its chain could not be resolved (the next row) | Oct 10, 2036 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +211 days, USPTO patent term adjustment record | May 9, 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 | May 9, 2037 | Medium confidence |
This family
| Application 15/695,555 | Abandoned not computed | not computed |
| US 10,716,544 | this patent May 2037 | May 2037 |
2 of 3 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 |
|---|---|---|---|
| Nov 17, 2017 Reel 44161, frame 726 | Venkataraman, Rajesh; Sakar, Saradwata; Yang, Xu; Ahmadi, Michael; Medina, Pablo | ZMK Medical Technologies Inc., Dba Eigen, Inc. | Assignment of Assignor's Interest |
| Sep 11, 2020 Reel 53754, frame 955 | ZMK Medical Technologies, Inc., a Delaware Corporation | ZMK Medical Technologies, Inc., a Nevada Corporation | Asset Purchase Agreement |
| Sep 18, 2020 Reel 53815, frame 807 | ZMK Medical Technologies, Inc. | Eigen Health Services, LLC | Merger |
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 2037
Term ends May 9, 2037. Maintenance fees still fall due before then
Note
The 211 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
10
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.