The Patent Finder
US

Devices, Systems, and Methods for Reshaping a Heart Valve Annulus

US 10,799,354 In force
OverviewFamilyAssignmentsSources & methods

Term ends Dec 12, 2036 · High confidence

Held by MVRX, Inc.
Filed Feb 25, 2019 as application 16/284,759 · Granted Oct 13, 2020
Base term plus 4 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
20 years from filing
2016 2036
Clock starts
Dec 12, 2016
Term ends
Dec 12, 2036
Granted
Oct 13, 2020
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
4
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 10,278,818.
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.
4
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 4 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 Dec 12, 2016, when application 15/376,418, the earliest non-provisional in its chain, was filed (this one was filed Feb 25, 2019)Dec 12, 2036High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+4 days, USPTO patent term adjustment recordDec 16, 2036High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 10,278,818)capped to Dec 12, 2036High confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderDec 12, 2036High confidence

This family

US 10,278,818In force
Dec 2036
Dec 2036
US 10,799,354this patent
Dec 2036
Dec 2036
US 11,793,639In force
Dec 2036
Dec 2036
Application 18/477,327Pending
not computed
not computed
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
Feb 25, 2019
Reel 48429, frame 763
Machold, Timothy R.; Rahdert, David A.; Chang, Robert T.; Manoharan, GaneshMVRX, Inc.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.

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