Also listed on Xangati, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded Jan 10, 2022 (Midtown Madison Management LLC).
Term ends Sep 15, 2036 · Medium confidence
20-year base term ends Aug 24, 2035
Why Medium: A parent in the chain could not be resolved.
Filed Mar 23, 2016 as application 15/079,039 · Granted Jul 9, 2019
Base term plus 388 days of patent term adjustment (USPTO delay)
Today
2015
2036
Clock starts
Aug 24, 2015
Aug 24, 2015
Term ends
Sep 15, 2036
Sep 15, 2036
Granted
Jul 9, 2019
Jul 9, 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
388
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 388 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 Aug 24, 2015, when application 14/834,428, the earliest non-provisional in its chain, was filed (this one was filed Mar 23, 2016); a parent in its chain could not be resolved (the next row) | Aug 24, 2035 | 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 | +388 days, USPTO patent term adjustment record | Sep 15, 2036 | 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 | Sep 15, 2036 | Medium confidence |
This family
| Application 14/834,428 | Abandoned not computed | not computed |
| US 10,348,549 | this patent Sep 2036 | Sep 2036 |
| US 11,303,500 | 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 |
|---|---|---|---|
| Oct 11, 2016 Reel 39989, frame 821 | Xangati, Inc. | Western Alliance Bank | Security Interest |
| Oct 12, 2016 Reel 39995, frame 825 | Xangati, Inc. | Triplepoint Venture Growth BDC Corp. | Security Interest |
| Sep 21, 2018 Reel 46941, frame 930 | Virtual Instruments Corporation; Virtual Instruments USA, Inc.; Xangati, Inc.; Virtual Instruments Worldwide, Inc. | Triplepoint Venture Growth BDC Corp. | Security Interest |
| Oct 10, 2018 Reel 47127, frame 744 | Xangati, Inc. | Western Alliance Bank | Security Interest |
| Jul 16, 2020 Reel 53234, frame 859 | Xangati, Inc. | Virtual Instruments Worldwide, Inc. | Assignment of Assignor's Interest |
| Dec 7, 2020 Reel 54570, frame 1 | Sanders, Derek; Jagannathan, Rangaswamy; Lee, Rosanna; Liu, Jing; Kakatkar, Kishor | Xangati, Inc. | Nunc Pro Tunc Assignment |
| Jan 10, 2022 Reel 58612, frame 658 | Western Alliance Bank | Xangati, Inc. | Release of Security Interest |
| Jan 10, 2022 Reel 58668, frame 268 | Virtual Instruments Corporation; Virtual Instruments Worldwide, Inc.; Xangati, Inc. | Midtown Madison Management LLC | Security Interest |
| Jan 13, 2022 Reel 58652, frame 685 | Triplepoint Venture Growth BDC Corp., as the Secured Party | Xangati, Inc. | Release of 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
Sep 2036
Term ends Sep 15, 2036. Maintenance fees still fall due before then
Note
The 388 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
2
later US patents cite this one
That is below the median 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.