Term ends Mar 16, 2034 · High confidence
20-year base term ends Feb 8, 2033
Held by Vanrx Pharmasystems Inc.
Filed Aug 8, 2014 as application 14/377,696 · Granted Jul 20, 2021
Base term plus 401 days of patent term adjustment (USPTO delay)
Today
2013
2034
Clock starts
Feb 8, 2013
Feb 8, 2013
Term ends
Mar 16, 2034
Mar 16, 2034
Granted
Jul 20, 2021
Jul 20, 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
401
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.
5
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 401 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 Feb 8, 2013, when application PCT/IB2013/000801, the earliest non-provisional in its chain, was filed (this one was filed Aug 8, 2014) | Feb 8, 2033 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +401 days, USPTO patent term adjustment record | Mar 16, 2034 | 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 16, 2034 | High confidence |
This family
| US 11,065,759 | this patent Mar 2034 | Mar 2034 |
| Application 16/222,985 | Abandoned not computed | not computed |
| US 10,857,666 | In force May 2033 | May 2033 |
| Application 17/486,693 | Abandoned not computed | not computed |
4 of 5 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 21, 2017 Reel 42773, frame 825 | Gold, Ross M.; Procyshyn, Christopher A.; Immerzeel, Jeroen; Park, Steve Sang Joon | Vanrx Pharmaceuticals, Inc. | Assignment of Assignor's Interest |
| Aug 22, 2017 Reel 43621, frame 788 | Vanrx Pharmaceuticals Inc. | Vanrx Pharmasystems Inc. | Change of Name |
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 2034
Term ends Mar 16, 2034. Maintenance fees still fall due before then
Note
The 401 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
9
later US patents cite this one
That is top 25% 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.