Collateral for a security interest recorded Mar 29, 2019 (Western Alliance Bank, an Arizona Corporation).
Term ends Apr 12, 2036 · High confidence
20-year base term ends Jan 7, 2036
Held by Rarecyte, Inc.
Filed Jan 7, 2016 as application 14/989,907 · Granted Sep 11, 2018
Base term plus 96 days of patent term adjustment (USPTO delay)
Today
2016
2036
Clock starts
Jan 7, 2016
Jan 7, 2016
Term ends
Apr 12, 2036
Apr 12, 2036
Granted
Sep 11, 2018
Sep 11, 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
96
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
13
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 96 days past its 20-year base term on prosecution delay. 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 Jan 7, 2016, when this application, 14/989,907, was filed | Jan 7, 2036 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +96 days, USPTO patent term adjustment record | Apr 12, 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Apr 12, 2036 | High confidence |
This family
| US 9,519,002 | In force Sep 2034 | Sep 2034 |
| US 9,227,188 | In force Apr 2034 | Apr 2034 |
| Application PCT/US2015/019763 | PCT application no patent term | no patent term |
| US 9,222,953 | In force Apr 2034 | Apr 2034 |
| Application 14/643,806 | Abandoned not computed | not computed |
| Application 14/948,331 | Abandoned not computed | not computed |
| US 10,072,927 | this patent Apr 2036 | Apr 2036 |
| US 9,810,605 | Lapsed on the fee record Nov 2025 | Nov 2025 |
8 of 13 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 |
|---|---|---|---|
| Jan 7, 2016 Reel 37428, frame 503 | Varshavskaya, Paulina; Shafer, Edward; Quarre, Steve | Rarecyte, Inc. | Assignment of Assignor's Interest |
| Mar 29, 2019 Reel 48746, frame 498 | Rarecyte, Inc. | Western Alliance Bank, An Arizona Corporation | 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
Apr 2036
Term ends Apr 12, 2036. Maintenance fees still fall due before then
Note
The 96 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
1
later US patent cites this one
That is below 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.