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Protocols for Connecting Intelligent Service Modules in a Storage Area Network

US 8,595,352 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Nov 26, 2025 on the fee record · Low confidence

Third maintenance fee unpaid; grace period ended.

Filed Apr 29, 2011 as application 13/097,515 · Granted Nov 26, 2013
Base term, 20 years from filing, plus 153 days of patent term adjustment (USPTO delay)
Today
Lapsed Nov 26, 2025
2006 2026
Clock starts
Mar 22, 2006
No longer in force
Nov 26, 2025
Granted
Nov 26, 2013
Term would have run to
Aug 22, 2026
base term patent term adjustment after the term ends 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
153
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 7,953,866, to Aug 22, 2026. The term already ends on or before that date, so the cap shortened nothing.
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.
3
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.

Its term would have run to Aug 22, 2026: its 20-year base term plus 153 days of term 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. Confidence: Low. 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 Mar 22, 2006, when application 11/386,379, the earliest non-provisional in its chain, was filed (this one was filed Apr 29, 2011); a parent in its chain could not be resolved (the next row)Mar 22, 2026High confidence
Continuity chainA parent in the chain could not be resolveddated from this application's own claimMedium confidence
Patent term adjustment+153 days, USPTO patent term adjustment recordAug 22, 2026High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 7,953,866)resolves to Aug 22, 2026, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidlapsed Nov 26, 2025High confidence
Further caveats on recordThe record names parents not resolved: 11386379Low confidence overallLow confidence
Computed term endThe steps above, in orderNov 26, 2025Low confidence

This family

US 7,953,866In force
Mar 2030
Mar 2030
US 8,595,352this patent
Nov 2025
Nov 2025
Application 14/064,018Abandoned
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
Sep 20, 2011
Reel 26938, frame 922
Brocade Communications Systems, Inc.; Foundry Networks, LLC; McDATA CorporationBank of America, N.A., as Administrative AgentSupplemental Patent Security Agreement
Sep 26, 2011
Reel 26971, frame 42
Brocade Communications Systems, Inc.; Foundry Networks, LLC; Inrange Technologies Corporation; McDATA Corporation; McDATA Services CorporationWells Fargo Bank, National Association, as Collateral AgentSupplemental Patent Security Agreement
Dec 17, 2012
Reel 29486, frame 74
McDATA CorporationBrocade Communications Systems, Inc.Assignment of Assignor's Interest
Jan 21, 2015
Reel 34784, frame 609
Bank of America, N.A., as Administrative AgentBrocade Communications Systems, Inc.; Foundry Networks, LLCRelease of Security Interest
Jan 21, 2015
reel/frame not recorded
Bank of America, N.A., as Administrative AgentBrocade Communications Systems, Inc.Release of Security Interest
Jan 21, 2015
reel/frame not recorded
Bank of America, N.A., as Administrative AgentFoundry Networks, LLCRelease of Security Interest
Jan 22, 2015
Reel 34804, frame 793
Wells Fargo Bank, National Association, as Collateral AgentBrocade Communications Systems, Inc.; Foundry Networks, LLCRelease of Security Interest
Jan 22, 2015
reel/frame not recorded
Wells Fargo Bank, National Association, as Collateral AgentBrocade Communications Systems, Inc.Release of Security Interest
Jan 22, 2015
reel/frame not recorded
Wells Fargo Bank, National Association, as Collateral AgentFoundry Networks, LLCRelease of Security Interest
Dec 13, 2017
Reel 44891, frame 536
Brocade Communications Systems, Inc.Brocade Communications Systems LLCChange of Name
Oct 18, 2018
Reel 47270, frame 247
Brocade Communications Systems LLCAvago Technologies International Sales Pte. LimitedAssignment 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.

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