Term ends Feb 27, 2029 · Medium confidence

Computed 20-year base term

Why Medium: A parent in the chain could not be resolved.

Held by Thermo King LLC

Filed Sep 8, 2014 as application 14/480,503 · Granted Mar 1, 2016

Base term, 20 years from filing

Today

20 years from filing

Term ends Feb 27, 2029

2009 2029

Clock starts
Feb 27, 2009

Term ends
Feb 27, 2029

Granted
Mar 1, 2016

base term 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.

2 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.

This patent's term is its 20-year base term, with no adjustment for prosecution delay. 2 of 3 maintenance fees are paid so far. Confidence: Medium. 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 Feb 27, 2009, when application 12/395,277, the earliest non-provisional in its chain, was filed (this one was filed Sep 8, 2014); a parent in its chain could not be resolved (the next row)	Feb 27, 2029	High confidence
Continuity chain	A parent in the chain could not be resolved	dated from this application's own claim	Medium 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	2 of 3 maintenance fees paid	In force	High confidence
Computed term end	The steps above, in order	Feb 27, 2029	Medium confidence

This family

US 9,758,014	In force Oct 2035	Oct 2035
US 9,272,600	this patent Feb 2029	Feb 2029

2 of 3 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
Sep 10, 2014 Reel 33711, frame 416	Melbostad, Steven; Kroeker, Christopher J.; Hong, Lawrence P.; Duffy, Martin	Thermo King Corporation	Assignment of Assignor's Interest
Nov 6, 2023 Reel 65473, frame 721	Thermo King Corporation	Thermo King LLC	Change of Name

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.

Free plan: 3 watched companies. Pro: unlimited.

Alerts on its grants, lapses and transfers.

What's changing

Feb 2029

Term ends Feb 27, 2029. Maintenance fees still fall due before then

Citations

later US patents cite this one

That is below the median 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.

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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