Term ends Oct 24, 2034 · High confidence
20-year base term ends Oct 24, 2034
Held by Pharmacyclics LLC
Filed Oct 24, 2014 as application 14/523,650 · Granted Oct 24, 2017
Base term, 20 years from filing
Today
2014
2034
Clock starts
Oct 24, 2014
Oct 24, 2014
Term ends
Oct 24, 2034
Oct 24, 2034
Granted
Oct 24, 2017
Oct 24, 2017
base term
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
None
Term adjustment
No prosecution delay on this record.
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.
7
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 is its 20-year base term, with no adjustment for 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 Oct 24, 2014, when this application, 14/523,650, was filed | Oct 24, 2034 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | 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 | Oct 24, 2034 | High confidence |
This family
| US 9,795,604 | this patent Oct 2034 | Oct 2034 |
| US 10,463,668 | In force Oct 2034 | Oct 2034 |
| US 10,695,350 | In force Oct 2034 | Oct 2034 |
| Application 18/987,370 | Pending not computed | not computed |
4 of 7 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 |
|---|---|---|---|
| May 29, 2015 Reel 35748, frame 9 | Miklos, David; Byrd, John C.; Dubovsky, Jason A.; Muthusamy, Natarajan; Johnson, Amy Jo | Pharmacyclics, Inc. | Assignment of Assignor's Interest |
| Jul 16, 2015 Reel 36126, frame 359 | Oxford Amherst Corporation | Pharmacyclics, Inc. | Merger |
| Jul 16, 2015 Reel 36126, frame 368 | Pharmacyclics, Inc.; Oxford Amherst LLC | Pharmacyclics LLC | Merger and Change of Name |
| May 17, 2016 Reel 38742, frame 64 | Oxford Amherst Corporation; Pharmacyclics, Inc. | Pharmacyclics, Inc. | Corrective Assignment to Correct the Conveying Party Data Previously Recorded on Reel 036126 Frame 0359. Assignor(S) Hereby Confirms the Merger. |
| May 18, 2016 Reel 38742, frame 371 | Pharmacyclics, Inc.; Oxford Amherst LLC | Pharmacyclics LLC | Corrective Assignment to Correct the Conveying Party Data Previously Recorded on Reel 036126 Frame 0368. Assignor(S) Hereby Confirms the Merger and Change of Name. |
| Jan 3, 2017 Reel 40824, frame 661 | Miklos, David | The Board of Trustees of the Leland Stanford Junior University | Assignment of Assignor's Interest |
| Jan 3, 2017 Reel 40824, frame 664 | The Board of Trustees of the Leland Stanford Junior University | Pharmacyclics LLC | Assignment of Assignor's Interest |
| Jan 3, 2017 Reel 40824, frame 667 | Dubovsky, Jason | Ohio State Innovation Foundation | Assignment of Assignor's Interest |
| Jan 3, 2017 Reel 40824, frame 670 | Byrd, John; Johnson, Amy; Muthusamy, Natarajan | Ohio State Innovation Foundation | Assignment of Assignor's Interest |
| Jan 3, 2017 Reel 40827, frame 616 | Ohio State Innovation Foundation | Pharmacyclics LLC | 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.
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Alerts on its grants, lapses and transfers.
What's changing
Oct 2034
Term ends Oct 24, 2034. Maintenance fees still fall due before then
Citations
17
later US patents cite this one
That is top 25% of utility patents granted in 2017 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.