Term ends Aug 18, 2033 · High confidence
20-year base term ends Jun 3, 2033
Held by Pharmacyclics LLC
Filed Dec 3, 2014 as application 14/405,317 · Granted Jan 10, 2017
Base term plus 76 days of patent term adjustment (USPTO delay)
Today
2013
2033
Clock starts
Jun 3, 2013
Jun 3, 2013
Term ends
Aug 18, 2033
Aug 18, 2033
Granted
Jan 10, 2017
Jan 10, 2017
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
76
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.
20
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 76 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 Jun 3, 2013, when application PCT/US2013/043888, the earliest non-provisional in its chain, was filed (this one was filed Dec 3, 2014) | Jun 3, 2033 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +76 days, USPTO patent term adjustment record | Aug 18, 2033 | 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 | Aug 18, 2033 | High confidence |
This family
| Application PCT/US2013/043888 | PCT application no patent term | no patent term |
| US 9,540,382 | this patent Aug 2033 | Aug 2033 |
| US 9,713,617 | In force Jun 2033 | Jun 2033 |
| US 9,725,455 | In force Jun 2033 | Jun 2033 |
| Application 15/645,319 | Abandoned not computed | not computed |
| US 9,828,383 | In force Jun 2033 | Jun 2033 |
| Application 15/887,744 | Abandoned not computed | not computed |
| US 10,106,548 | In force no later than Jun 2033 | no later than Jun 2033 |
8 of 20 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 |
|---|---|---|---|
| Mar 5, 2015 Reel 35093, frame 351 | Smyth, Mark; Goldman, Erick | Pharmacyclics, Inc. | Assignment of Assignor's Interest |
| Mar 5, 2015 Reel 35093, frame 409 | Wirth, David D. | Nanoscale Combinatorial Synthesis, Inc. | Assignment of Assignor's Interest |
| Mar 5, 2015 Reel 35093, frame 478 | Nanoscale Combinatorial Synthesis, Inc. | Pharmacyclics, Inc. | Assignment of Assignor's Interest |
| Mar 5, 2015 Reel 35093, frame 525 | Purro, Norbert | Pharmacyclics, Inc. | Assignment of Assignor's Interest |
| Mar 11, 2015 Reel 35475, frame 16 | Smyth, Mark; Goldman, Erick | Pharmacyclics, Inc. | Corrective Assignment to Correct the Assignee Address Previously Recorded at Reel: 035093 Frame: 0351. Assignor(S) Hereby Confirms the Assignment. |
| 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. |
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
Aug 2033
Term ends Aug 18, 2033. Maintenance fees still fall due before then
Note
The 76 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
67
later US patents cite this one
That is top 5% 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.