Lapsed Mar 22, 2024 on the fee record · High confidence

Computed 20-year base term

Second maintenance fee unpaid; grace period ended.

Held by Hewlett-Packard Development Company, L.P.

Filed Apr 5, 2013 as application 13/857,746 · Granted Mar 22, 2016

Base term, 20 years from filing, plus 310 days of patent term adjustment (USPTO delay)

Today

Lapsed Mar 22, 2024

2007 2028

Clock starts
May 21, 2007

No longer in force
Mar 22, 2024

Granted
Mar 22, 2016

Term would have run to
Mar 26, 2028

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

310

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 8,446,454, to Mar 26, 2028. The term already ends on or before that date, so the cap shortened nothing.

1 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.

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 Mar 26, 2028: its 20-year base term plus 310 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: 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.

Step	Input	Date after this step	Confidence
Base term, 20 years from filing	Clock starts May 21, 2007, when application 11/751,558, the earliest non-provisional in its chain, was filed (this one was filed Apr 5, 2013)	May 21, 2027	High confidence
Continuity chain	Every parent in the chain resolved	no change	High confidence
Patent term adjustment	+310 days, USPTO patent term adjustment record	Mar 26, 2028	High confidence
Terminal disclaimer cap	Disclaimer resolved from the filed document (refs US 8,446,454)	resolves to Mar 26, 2028, no earlier than this term, so no change	High confidence
Patent term extension	None on file	no change	High confidence
Fee events	1 of 3 maintenance fees paid	lapsed Mar 22, 2024	High confidence
Computed term end	The steps above, in order	Mar 22, 2024	High confidence

This family

US 8,289,371	In force Aug 2031	Aug 2031
US 8,446,454	In force May 2029	May 2029
US 8,542,266	In force Jul 2029	Jul 2029
US 9,294,726	this patent Mar 2024	Mar 2024
US 9,041,767	In force May 2027	May 2027
US 9,516,272	In force May 2027	May 2027
US 9,467,657	Lapsed on the fee record Oct 2024	Oct 2024

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.

Recorded	Assignor	Assignee	Conveyance
Dec 9, 2013 Reel 31785, frame 592	Polycom, Inc.; Vivu, Inc.	Morgan Stanley Senior Funding, Inc.	Security Agreement
Sep 27, 2016 Reel 40166, frame 162	Morgan Stanley Senior Funding, Inc.	Polycom, Inc.; Vivu, Inc.	Release of Security Interest
Sep 27, 2016 Reel 40168, frame 94	Polycom, Inc.	Macquarie Capital Funding LLC, as Collateral Agent	Grant of Security Interest in Patents - First Lien
Sep 27, 2016 Reel 40168, frame 459	Polycom, Inc.	Macquarie Capital Funding LLC, as Collateral Agent	Grant of Security Interest in Patents - Second Lien
Sep 27, 2016 reel/frame not recorded	Morgan Stanley Senior Funding, Inc.	Polycom, Inc.	Release of Security Interest
Sep 27, 2016 reel/frame not recorded	Morgan Stanley Senior Funding, Inc.	Vivu, Inc.	Release of Security Interest
Jul 3, 2018 Reel 47247, frame 615	Macquarie Capital Funding LLC	Polycom, Inc.	Release of Security Interest
Jul 5, 2018 Reel 46491, frame 915	Plantronics, Inc.; Polycom, Inc.	Wells Fargo Bank, National Association	Security Agreement
Aug 30, 2022 Reel 61356, frame 366	Wells Fargo Bank, National Association	Plantronics, Inc.; Polycom, Inc.	Release of Patent Security Interests
Aug 30, 2022 reel/frame not recorded	Wells Fargo Bank, National Association	Plantronics, Inc.	Release of Patent Security Interests
Aug 30, 2022 reel/frame not recorded	Wells Fargo Bank, National Association	Polycom, Inc.	Release of Patent Security Interests
Jun 22, 2023 Reel 64056, frame 947	Polycom, Inc.	Hewlett-packard Development Company, L.p.	Nunc Pro Tunc Assignment

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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Alerts on its grants, lapses and transfers.

What's changing

Note

The 310 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us

Terminal disclaimer

A terminal disclaimer resolved from the filed document, referencing US 8,446,454, ends no earlier than this term, so it caps nothing.

Citations

later US patents cite this one

That is top 25% of utility patents granted in 2016 in our data, the only group it is compared against. How we rank

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.

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