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Serration Balloon

US 11,298,513 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Jan 24, 2025 (Trinity Capital Inc.).

Term ends Nov 3, 2035 · High confidence

Filed May 14, 2021 as application 17/320,791 · Granted Apr 12, 2022
Base term, 20 years from filing
Today
20 years from filing
2015 2035
Clock starts
Nov 3, 2015
Term ends
Nov 3, 2035
Granted
Apr 12, 2022
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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 10,471,238, to Nov 3, 2035. The term already ends on or before that date, so the cap shortened nothing.
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.
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. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 Nov 3, 2015, when application PCT/US2015/058847, the earliest non-provisional in its chain, was filed (this one was filed May 14, 2021)Nov 3, 2035High 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 10,471,238)resolves to Nov 3, 2035, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderNov 3, 2035High confidence

This family

US 10,471,238In force
Apr 2036
Apr 2036
US 11,040,178In force
Nov 2035
Nov 2035
US 11,298,513this patent
Nov 2035
Nov 2035
US 11,701,502In force
Nov 2035
Nov 2035
US 12,594,406In force
Nov 2035
Nov 2035
Application 19/556,514Pending
not computed
not computed
6 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.
RecordedAssignorAssigneeConveyance
Jun 18, 2021
Reel 56590, frame 508
Schneider, Peter; Giasolli, Robert M.Cagent Vascular, LLCAssignment of Assignor's Interest
Aug 10, 2021
Reel 57159, frame 604
Cagent Vascular, LLCCagent Vascular, Inc.Change of Name
Jan 24, 2025
Reel 70005, frame 936
Cagent Vascular, Inc.Trinity Capital Inc., as Collateral 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 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited