The Patent Finder
US

Grid Storage System and Method of Operating Thereof

US 8,769,197 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Jan 10, 2024 (HSBC Bank PLC).

Term ends Aug 20, 2029 · High confidence

Filed Jun 5, 2013 as application 13/910,538 · Granted Jul 1, 2014
Base term, 20 years from filing
Today
20 years from filing
2009 2029
Clock starts
Aug 20, 2009
Term ends
Aug 20, 2029
Granted
Jul 1, 2014
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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,452,922, to Aug 20, 2029. The term already ends on or before that date, so the cap shortened nothing.
3 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.
6
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. All three maintenance fees are recorded paid; no more fees are due. 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 20, 2009, when application 12/544,743, the earliest non-provisional in its chain, was filed (this one was filed Jun 5, 2013)Aug 20, 2029High 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 8,452,922)resolves to Aug 20, 2029, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events3 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderAug 20, 2029High confidence

This family

Application 12/544,743Abandoned
not computed
not computed
US 8,078,906In force
Aug 2029
Aug 2029
US 8,443,137In force
Dec 2030
Dec 2030
US 8,452,922In force
Feb 2031
Feb 2031
US 8,495,291In force
May 2031
May 2031
US 8,769,197this patent
Aug 2029
Aug 2029
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 22, 2014
Reel 32945, frame 505
Yochai, Yechiel; Corry, Leo; Kopylovitz, HaimInfinidat Ltd.Assignment of Assignor's Interest
Jul 18, 2016
Reel 39361, frame 161
Infinidat Ltd.Bank Leumi le-Israel B.M.Lien
Apr 12, 2018
Reel 45914, frame 276
Infinidat Ltd.Bank Leumi le-Israel B.M.Security Interest
Mar 18, 2021
Reel 55653, frame 854
Infinidat Ltd.Silicon Valley BankSecurity Interest
Mar 30, 2021
Reel 55776, frame 597
Bank Leumi le-Israel B.M.Infinidat Ltd.Release of Security Interest
Jan 10, 2024
Reel 66268, frame 584
Infinidat Ltd.HSBC Bank PLCSecurity Interest
Jan 11, 2024
Reel 66270, frame 359
Infinidat Ltd.Kreos Capital VI (Expert Fund) L.P.; Kreos Capital 2020 Opportunity L.P.Security Interest
Jan 11, 2024
reel/frame not recorded
Infinidat Ltd.Kreos Capital VI (Expert Fund) L.P.Security Interest
Jan 11, 2024
reel/frame not recorded
Infinidat Ltd.Kreos Capital 2020 Opportunity L.P.Security Interest
Jan 18, 2024
Reel 66344, frame 64
Silicon Valley BankInfinidat Ltd.Release of Security Interest in IP Recorded at R/F 55653/0854
Jan 30, 2025
Reel 70056, frame 458
Infinidat Ltd.Kreos Capital VII Aggregator SCSP,Security Interest
Aug 5, 2026
Reel 76139, frame 350
Kreos Capital VII Aggregator SCSPInfinidat Ltd.Release of Security Interest
Aug 5, 2026
Reel 76140, frame 847
Kreos Capital VI (Expert Fund) LP; Kreos Capital 2020 Opportunity L.P.Infinidat Ltd.Release of Security 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