Highly efficient design of storage array utilizing multiple pointers to indicate valid and invalid lines for use in first and second cache spaces and memory subsystems

US RE45,078 Term ended

Overview Sources & methods

Term ended Mar 15, 2021 · From the USPTO record

Computed 20-year base term

Named at grant Narada Systems, LLC · find this owner

Filed Oct 23, 2012 as application 13/658,122 · Granted Aug 12, 2014

Base term plus 58 days of patent term adjustment (USPTO delay)

Today

20 years from filing

Term ended Mar 15, 2021

2001 2026

Clock starts
Jan 16, 2001

Term ended
Mar 15, 2021

Granted
Aug 12, 2014

base term patent term adjustment after the term ends 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

Days of term adjustment

Read from the original patent's USPTO patent term adjustment record, which governs a reissue. Not recalculated here.

None

Terminal disclaimer

No disclaimer on this record.

3 of 3

Maintenance fees paid

Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from the original patent's grant, which is not on record here. This counts the ones the record shows paid.

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.

Step	Input	Date after this step	Confidence
Base term, 20 years from filing	Clock starts Jan 16, 2001, when the earliest non-provisional application in its chain was filed (this one was filed Oct 23, 2012)	Jan 16, 2021	High confidence
Continuity chain	A reissue: its term follows the original patent's, with the original's term adjustment	follows the original patent	Medium confidence
Patent term adjustment	+58 days, the original patent's USPTO patent term adjustment record, which governs a reissue (35 U.S.C. 251). This reissue's own record carries none	Mar 15, 2021	Medium confidence
Terminal disclaimer cap	None on record	no cap applied	High confidence
Patent term extension	None on file	no change	High confidence
Fee events	3 of 3 maintenance fees paid	term ended	High confidence
Computed term end	The steps above, in order	Mar 15, 2021	From the USPTO record

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.

Not on this page: the patent's family, its recorded assignments and its citation count. USPTO's assignment records, linked above, list every recorded assignment.

Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built

Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.

Highly efficient design of storage array utilizing multiple pointers to indicate valid and invalid lines for use in first and second cache spaces and memory subsystems

Term ended Mar 15, 2021 · From the USPTO record

20-year base term ended Jan 16, 2021

How we calculated this date

Sources