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Hydroxypropyl Beta-Cyclodextrin Compositions and Methods

US 11,541,074 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Oct 8, 2025 (Hercules Capital, Inc.).

Term ends Jun 9, 2036 · High confidence

Held by Mandos LLC
Filed May 16, 2022 as application 17/745,481 · Granted Jan 3, 2023
Base term, 20 years from filing
Today
20 years from filing
2016 2036
Clock starts
Jun 9, 2016
Term ends
Jun 9, 2036
Granted
Jan 3, 2023
base term fee events 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.
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.
49
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. 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.
StepInputDate after this stepConfidence
Base term, 20 years from filingClock starts Jun 9, 2016, when application 15/178,153, the earliest non-provisional in its chain, was filed (this one was filed May 16, 2022)Jun 9, 2036High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderJun 9, 2036High confidence

This family

Application 15/178,153Abandoned
not computed
not computed
US 9,675,634In force
Jun 2036
Jun 2036
US 10,258,641In force
Jun 2036
Jun 2036
US 10,300,086In force
Jun 2036
Jun 2036
US 10,709,730In force
Jun 2036
Jun 2036
US 10,933,083In force
Jun 2036
Jun 2036
US 11,406,657In force
Jun 2036
Jun 2036
US 11,541,074this patent
Jun 2036
Jun 2036
8 of 49 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
May 24, 2022
Reel 59995, frame 425
Machielse, Bernardus Nicolaas; Darling, AllanVtesse LLCAssignment of Assignor's Interest
May 24, 2022
Reel 59995, frame 468
Vtesse LLCMandos LLCAssignment of Assignor's Interest
Oct 8, 2025
Reel 73056, frame 214
Beren Therapeutics P.B.C.; Mandos LLCHercules Capital, Inc., as AgentSecurity 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.

The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited