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US

Safety Switch for Photovoltaic Systems

US 10,230,310 In force
OverviewFamilySources & methods

Term ends Oct 27, 2036 · High confidence

Filed Aug 29, 2016 as application 15/250,068 · Granted Mar 12, 2019
Base term plus 59 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2016 2036
Clock starts
Aug 29, 2016
Term ends
Oct 27, 2036
Granted
Mar 12, 2019
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
59
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.
63
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 59 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.
StepInputDate after this stepConfidence
Base term, 20 years from filingClock starts Aug 29, 2016, when this application, 15/250,068, was filedAug 29, 2036High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+59 days, USPTO patent term adjustment recordOct 27, 2036High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderOct 27, 2036High confidence

This family

US 9,647,442In force
Jul 2033
Jul 2033
US 9,812,984In force
Nov 2034
Nov 2034
Application PCT/US2013/042354PCT application
no patent term
no patent term
US 9,870,016In force
Feb 2034
Feb 2034
US 10,992,255In force
Sep 2036
Sep 2036
Application PCT/US2015/056776PCT application
no patent term
no patent term
US 9,853,565Lapsed on the fee record
Dec 2025
Dec 2025
US 10,230,310this patent
Oct 2036
Oct 2036
8 of 63 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.

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