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US

Psilocybin Compositions

US 11,701,348 In force
OverviewFamilyAssignmentsSources & methods

Term ends Apr 23, 2037 · High confidence

Filed Aug 27, 2019 as application 16/552,498 · Granted Jul 18, 2023
Base term, 20 years from filing
Today
20 years from filing
2017 2037
Clock starts
Apr 23, 2017
Term ends
Apr 23, 2037
Granted
Jul 18, 2023
base term Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 11,471,450, US 11,590,120, US 11,660,305, US 11,850,254, US 11,896,587, US 11,911,401, to Apr 23, 2037. The term already ends on or before that date, so the cap shortened nothing.
0 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.
32
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. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 0 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.
StepInputDate after this stepConfidence
Base term, 20 years from filingClock starts Apr 23, 2017, when application 15/494,503, the earliest non-provisional in its chain, was filed (this one was filed Aug 27, 2019)Apr 23, 2037High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 11,471,450, US 11,590,120, US 11,660,305, US 11,850,254, US 11,896,587, US 11,911,401)resolves to Apr 23, 2037, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderApr 23, 2037High confidence

This family

Application 15/494,503Abandoned
not computed
not computed
US 11,590,120In force
Apr 2037
Apr 2037
US 11,471,450In force
Sep 2037
Sep 2037
US 11,701,348this patent
Apr 2037
Apr 2037
Application 62/937,536Provisional application
no patent term
no patent term
Application 63/007,482Provisional application
no patent term
no patent term
Application 16/992,631Abandoned
not computed
not computed
Application 16/951,012Abandoned
not computed
not computed
8 of 32 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.
RecordedAssignorAssigneeConveyance
Apr 7, 2021
Reel 55960, frame 665
Stamets, Paul E.Turtle Bear Holdings, LLCAssignment 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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