Term ended Mar 20, 2022 · High confidence

Computed 20-year base term

USPTO later recorded it as expired for non-payment on Jan 1, 2024.

Held by P Tech, LLC

Filed May 7, 2013 as application 13/888,957 · Granted Nov 24, 2015

Base term, 20 years from filing

Today

20 years from filing

Term ended Mar 20, 2022

2002 2026

Clock starts
Mar 20, 2002

Term ended
Mar 20, 2022

Granted
Nov 24, 2015

base term 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

None

Term adjustment

No prosecution delay on this record.

None

Terminal disclaimer

No disclaimer on this record.

1 of 1

Maintenance fees paid

One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.

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 is its 20-year base term, with no adjustment for prosecution delay. 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 20, 2002, when application 10/102,413, the earliest non-provisional in its chain, was filed (this one was filed May 7, 2013)	Mar 20, 2022	High confidence
Continuity chain	Every parent in the chain resolved	no change	High confidence
Patent term adjustment	None on file	no change	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	1 of 1 maintenance fees paid	term ended	High confidence
USPTO status record	Recorded as expired for non-payment on Jan 1, 2024, after the term ended	no change	High confidence
Computed term end	The steps above, in order	Mar 20, 2022	High confidence

This family

US 9,155,544	In force Feb 2028	Feb 2028
US 9,192,395	this patent Mar 2022	Mar 2022
US 9,149,281	Term ended Mar 2022	Mar 2022
US 9,585,725	Term ended Mar 2022	Mar 2022
US 9,486,227	Term ended Mar 2022	Mar 2022
US 9,271,741	Term ended May 2022	May 2022
US 9,271,779	Term ended Apr 2023	Apr 2023
US 10,265,128	Term ended Jul 2022	Jul 2022

8 of 18 applications in this family shown, earliest filings first. 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 31, 2014 Reel 34606, frame 945	Bonutti, Peter	P Tech, LLC	Assignment 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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Alerts on its grants, lapses and transfers.

Citations

later US patents cite this one

That is above the median of utility patents granted in 2015 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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