Term ended Feb 21, 2026 · High confidence
20-year base term ended Jul 29, 2025
Held by Carrier Corporation
Filed Sep 29, 2014 as application 14/499,852 · Granted Nov 15, 2016
Base term plus 227 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
Term ended Feb 21, 2026
2005
2026
Clock starts
Jul 29, 2005
Jul 29, 2005
Term ended
Feb 21, 2026
Feb 21, 2026
Granted
Nov 15, 2016
Nov 15, 2016
base term
patent term adjustment
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
227
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 8,113,008, US 9,476,614.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
5
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 runs 227 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 Jul 29, 2005, when application PCT/EP2005/008255, the earliest non-provisional in its chain, was filed (this one was filed Sep 29, 2014) | Jul 29, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +227 days, USPTO patent term adjustment record | Mar 13, 2026 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,113,008, US 9,476,614) | capped to Feb 21, 2026 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 2 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | Feb 21, 2026 | High confidence |
This family
| US 8,113,008 | In force Apr 2028 | Apr 2028 |
| US 8,844,303 | Term ended Jan 2026 | Jan 2026 |
| US 9,494,345 | this patent Feb 2026 | Feb 2026 |
| US 9,476,614 | Term ended Feb 2026 | Feb 2026 |
4 of 5 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.
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 227 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 8,113,008, US 9,476,614.
Citations
1
later US patent cites 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.