Also listed on Luxcath, LLC, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Sep 28, 2035 · High confidence
20-year base term ends Nov 14, 2034
Held by 460MEDICAL, Inc.
Filed Nov 14, 2014 as application 14/541,991 · Granted Aug 24, 2021
Base term plus 318 days of patent term adjustment (USPTO delay)
Today
2014
2035
Clock starts
Nov 14, 2014
Nov 14, 2014
Term ends
Sep 28, 2035
Sep 28, 2035
Granted
Aug 24, 2021
Aug 24, 2021
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
318
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 318 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 Nov 14, 2014, when this application, 14/541,991, was filed | Nov 14, 2034 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +318 days, USPTO patent term adjustment record | Sep 28, 2035 | 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 28, 2035 | High confidence |
This family
| Application PCT/US2014/065774 | PCT application no patent term | no patent term |
| US 11,096,584 | this patent Sep 2035 | Sep 2035 |
| US 12,343,114 | In force Nov 2034 | Nov 2034 |
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 4, 2015 Reel 36960, frame 86 | Ransbury, Terrance J.; Armstrong, Kenneth C.; Amirana, Omar | Luxcath, LLC | Assignment of Assignor's Interest |
| Nov 4, 2015 Reel 36960, frame 126 | Mercader, Marco A.; Sarvazyan, Narine | The George Washington University | Assignment of Assignor's Interest |
| Jun 20, 2019 Reel 49536, frame 751 | Luxcath, LLC | 460MEDICAL, Inc. | Assignment of Assignor's 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 2035
Term ends Sep 28, 2035. Maintenance fees still fall due before then
Note
The 318 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
38
later US patents cite this one
That is top 5% of utility patents granted in 2021 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.