The Patent Finder
US

Sharing Multiple Virtual Functions to a Host Using a Pseudo Physical Function

US 8,645,605 In force
OverviewFamilyAssignmentsSources & methods

Term ends Sep 26, 2031 · High confidence

Filed Aug 18, 2011 as application 13/212,700 · Granted Feb 4, 2014
Base term plus 272 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2010 2031
Clock starts
Dec 28, 2010
Term ends
Sep 26, 2031
Granted
Feb 4, 2014
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
272
Days of term adjustment
Read from the USPTO patent term adjustment record, 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 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.

This patent's term runs 272 days past its 20-year base term on prosecution delay. 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 Dec 28, 2010, when application 12/979,904, the earliest non-provisional in its chain, was filed (this one was filed Aug 18, 2011)Dec 28, 2030High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+272 days, USPTO patent term adjustment recordSep 26, 2031High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events3 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderSep 26, 2031High confidence

This family

US 8,521,941Lapsed on the fee record
Aug 2021
Aug 2021
US 8,645,605this patent
Sep 2031
Sep 2031
US 9,141,571In force
Apr 2032
Apr 2032
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
Aug 22, 2011
Reel 26786, frame 848
Subramaniyan, Nagarajan; Regula, Jack; Dodson, Jeffrey MichaelPLX Technology, Inc.Assignment of Assignor's Interest
Oct 28, 2014
Reel 34069, frame 494
PLX Technology, Inc.Deutsche Bank AG New York Branch, as Collateral AgentPatent Security Agreement
May 7, 2015
Reel 35615, frame 767
PLX Technology, Inc.Avago Technologies General IP (Singapore) Pte. Ltd.Assignment of Assignor's Interest
Feb 2, 2016
Reel 37682, frame 802
Deutsche Bank AG New York Branch, as Collateral AgentPLX Technology, Inc.Termination and Release of Security Interest in Patent Rights (Releases RF 034069-0494)
Feb 11, 2016
Reel 37808, frame 1
Avago Technologies General IP (Singapore) Pte. Ltd.Bank of America, N.A., as Collateral AgentPatent Security Agreement
Feb 3, 2017
Reel 41710, frame 1
Bank of America, N.A., as Collateral AgentAvago Technologies General IP (Singapore) Pte. Ltd.Termination and Release of Security Interest in Patents
Oct 4, 2018
Reel 47230, frame 910
Avago Technologies General IP (Singapore) Pte. Ltd.Avago Technologies International Sales Pte. LimitedMerger
Oct 29, 2018
Reel 47351, frame 384
Avago Technologies General IP (Singapore) Pte. Ltd.Avago Technologies International Sales Pte. LimitedCorrective Assignment to Correct the Effective Date of the Merger Previously Recorded at Reel: 047230 Frame: 0910. Assignor(S) Hereby Confirms the Merger.
Mar 8, 2019
Reel 49248, frame 558
Avago Technologies General IP (Singapore) Pte. Ltd.Avago Technologies International Sales Pte. LimitedCorrective Assignment to Correct the Error in Recording the Merger in the Incorrect US Patent No. 8,876,094 Previously Recorded on Reel 047351 Frame 0384. Assignor(S) Hereby Confirms the Merger.

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