Lapsed Sep 11, 2026 on the fee record · High confidence

Computed 20-year base term

Second maintenance fee unpaid; grace period ended.

Held by Magna Powertrain Inc.

Filed May 5, 2014 as application 14/356,203 · Granted Sep 11, 2018

Base term, 20 years from filing, plus 1163 days of patent term adjustment (USPTO delay)

Today

Lapsed Sep 11, 2026

2012 2036

Clock starts
Nov 7, 2012

No longer in force
Sep 11, 2026

Granted
Sep 11, 2018

Term would have run to
Jan 14, 2036

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

1,163

Days of term adjustment

Read from the USPTO patent term adjustment record, not recalculated here.

None

Terminal disclaimer

No disclaimer on this record.

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 Jan 14, 2036: its 20-year base term plus 1163 days of term 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 Nov 7, 2012, when application PCT/IB2012/056244, the earliest non-provisional in its chain, was filed (this one was filed May 5, 2014)	Nov 7, 2032	High confidence
Continuity chain	Every parent in the chain resolved	no change	High confidence
Patent term adjustment	+1163 days, USPTO patent term adjustment record	Jan 14, 2036	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 3 maintenance fees paid	lapsed Sep 11, 2026	High confidence
Computed term end	The steps above, in order	Sep 11, 2026	High confidence

This family

US 8,181,610	In force Aug 2028	Aug 2028
US 8,733,527	Lapsed on the fee record May 2026	May 2026
US 8,464,668	In force May 2027	May 2027
US 9,273,591	In force May 2027	May 2027
US 10,072,627	this patent Sep 2026	Sep 2026

5 of 8 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
May 6, 2014 Reel 32826, frame 218	Steele, Sean; Dorigo, David; Cioc, Adrian C.	Magna Powertrain Inc.	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.

What's changing

Note

The 1163 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 below the median of utility patents granted in 2018 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.

Torque Transfer Unit for an Engine Starting System