Also listed on Integrated Device Technology, Inc., an earlier holder on the record. The recorded assignments below show how it moved.

Term ends Dec 7, 2031 · High confidence

Computed 20-year base term

Held by Polaris Powerled Technologies, LLC

Filed Mar 21, 2011 as application 13/052,388 · Granted Oct 8, 2013

Base term plus 261 days of patent term adjustment (USPTO delay)

Today

20 years from filing

Term ends Dec 7, 2031

2011 2031

Clock starts
Mar 21, 2011

Term ends
Dec 7, 2031

Granted
Oct 8, 2013

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

261

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.

This patent's term runs 261 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.

Step	Input	Date after this step	Confidence
Base term, 20 years from filing	Clock starts Mar 21, 2011, when this application, 13/052,388, was filed	Mar 21, 2031	High confidence
Continuity chain	Every parent in the chain resolved	no change	High confidence
Patent term adjustment	+261 days, USPTO patent term adjustment record	Dec 7, 2031	High 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	In force	High confidence
Computed term end	The steps above, in order	Dec 7, 2031	High confidence

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
Mar 21, 2011 Reel 25988, frame 934	Onufryk, Peter Z; Patel, Jayesh; Jaser, Ihab	Integrated Device Technology, Inc.	Assignment of Assignor's Interest
Jul 19, 2013 Reel 30832, frame 604	PMC-Sierra US, Inc.	Integrated Device Technology, Inc.	Assignment of Assignor's Interest
Jul 23, 2013 Reel 30919, frame 40	Integrated Device Technology, Inc.	PMC-Sierra US, Inc.	Corrective Assignment to Correct the Conveying and Receiving Parties Previously Recorded on Reel 030832 Frame 0604. Assignor(S) Hereby Confirms the Conveying Party Data: Integrated Device Technology, Inc. Teceiving: Pmc-Sierra US, Inc.
Aug 6, 2013 Reel 30947, frame 710	PMC-Sierra, Inc.; PMC-Sierra US, Inc.; Wintegra, Inc.	Bank Of America, N.a.	Security Interest in Patents
Feb 1, 2016 Reel 37675, frame 129	Bank Of America, N.a.	PMC-Sierra, Inc.; PMC-Sierra US, Inc.; Wintegra, Inc.	Release of Security Interest
Feb 1, 2016 reel/frame not recorded	Bank Of America, N.a.	PMC-Sierra, Inc.	Release of Security Interest
Feb 1, 2016 reel/frame not recorded	Bank Of America, N.a.	PMC-Sierra US, Inc.	Release of Security Interest
Feb 1, 2016 reel/frame not recorded	Bank Of America, N.a.	Wintegra, Inc.	Release of Security Interest
Feb 3, 2016 Reel 37689, frame 719	Microsemi Storage Solutions, Inc. (F/K/A PMC-Sierra, Inc.); Microsemi Storage Solutions (U.S.), Inc. (F/K/A PMC-Sierra US, Inc.)	Morgan Stanley Senior Funding, Inc.	Patent Security Agreement
Mar 1, 2016 Reel 37961, frame 519	PMC-Sierra US, Inc.	Microsemi Storage Solutions (U.S.), Inc.	Change of Name
Mar 15, 2016 Reel 38102, frame 874	PMC-Sierra US, Inc.	Microsemi Storage Solutions (US), Inc.	Corrective Assignment to Correct the Assignee Name and Address Previously Recorded at Reel: 037961 Frame: 0519. Assignor(S) Hereby Confirms the Change of Name.
Aug 7, 2017 Reel 43212, frame 1	Microsemi Solutions (U.S.), Inc.	IP Gem Group, LLC	Assignment of Assignor's Interest
Aug 7, 2017 Reel 43458, frame 351	Microsemi Storage Solutions (U.S.), Inc.	Microsemi Solutions (U.S.), Inc.	Change of Name
May 29, 2018 Reel 46251, frame 271	Morgan Stanley Senior Funding, Inc.	Microsemi Storage Solutions, Inc.; Microsemi Storage Solutions (U.S.), Inc.	Release of Security Interest
May 29, 2018 reel/frame not recorded	Morgan Stanley Senior Funding, Inc.	Microsemi Storage Solutions, Inc.	Release of Security Interest
May 29, 2018 reel/frame not recorded	Morgan Stanley Senior Funding, Inc.	Microsemi Storage Solutions (U.S.), Inc.	Release of Security Interest
Sep 7, 2022 Reel 61372, frame 947	IP Gem Group, LLC	Polaris Powerled Technologies, LLC	Confirmatory 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.

What's changing

Dec 2031

Term ends Dec 7, 2031. No further fees fall due before then

Note

The 261 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us

Citations

later US patents cite this one

That is top 25% of utility patents granted in 2013 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.

In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.

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