Also listed on Ecobee Technologies Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded Sep 19, 2022 (JPMorgan Chase Bank, N.A.).
Term ends Nov 8, 2033 · High confidence
20-year base term ends Nov 13, 2032
Held by Ecobee Technologies ULC
Filed Jan 25, 2013 as application 13/751,029 · Granted Nov 17, 2015
Base term plus 360 days of patent term adjustment (USPTO delay)
Today
2012
2033
Clock starts
Nov 13, 2012
Nov 13, 2012
Term ends
Nov 8, 2033
Nov 8, 2033
Granted
Nov 17, 2015
Nov 17, 2015
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
360
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 9,041,812, to Nov 8, 2033. The term already ends on or before that date, so the cap shortened nothing.
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.
2
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 360 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 2 of 3 maintenance fees are paid so far. 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 13, 2012, when application 13/675,429, the earliest non-provisional in its chain, was filed (this one was filed Jan 25, 2013) | Nov 13, 2032 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +360 days, USPTO patent term adjustment record | Nov 8, 2033 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 9,041,812) | resolves to Nov 8, 2033, no earlier than this term, so no change | 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 | Nov 8, 2033 | High confidence |
This family
| US 9,041,812 | In force Nov 2033 | Nov 2033 |
| US 9,191,632 | this patent Nov 2033 | Nov 2033 |
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 |
|---|---|---|---|
| Mar 26, 2013 Reel 30084, frame 678 | Billau, Ronald L.; Diluoffo, Vincenzo V.; Dumarot, Dan P.; Paschal, Matthew J.; Schulz, Brandon W.; Woodbury, James E. | International Business Machines Corporation | Assignment of Assignor's Interest |
| Apr 1, 2019 Reel 49064, frame 56 | International Business Machines Corporation | Ecobee Inc. | Assignment of Assignor's Interest |
| May 15, 2020 Reel 52678, frame 864 | Inc., Ecobee | Structured Alpha LP | Security Interest |
| Dec 16, 2021 Reel 58521, frame 1 | Structured Alpha LP, by Its General Partner Thomvest Asset Management Ltd. | Ecobee, Inc. | Release of Security Interest |
| Feb 7, 2022 Reel 59205, frame 822 | Structured Alpha LP, by Its General Partner Thomvest Asset Management Ltd. | Ecobee Inc. | Corrective Assignment to Correct the Receiving Party Name from Ecobee, Inc. to Ecobee Inc. Previously Recorded at Reel: 058521 Frame: 0001. Assignor(S) Hereby Confirms the Release of Security Interest. |
| Apr 20, 2022 Reel 59713, frame 780 | Ecobee Technologies ULC | Generac Holdings Inc. | Assignment of Assignor's Interest |
| Apr 20, 2022 Reel 59713, frame 799 | Generac Holdings Inc. | Generac Power Systems, Inc. | Assignment of Assignor's Interest |
| Apr 26, 2022 Reel 59805, frame 101 | Ecobee Inc. | Ecobee Technologies Inc. | Continued - Change of Jurisdiction |
| Apr 26, 2022 Reel 59825, frame 668 | 1339416 B.C. Ltd. | Ecobee Technologies ULC | Change of Name |
| Apr 26, 2022 Reel 59825, frame 888 | 1339416 B.C. Ltd.; Ecobee Technologies Inc. | 1339416 B.C. Ltd. | Amalgamation |
| Sep 19, 2022 Reel 61476, frame 745 | Generac Power Systems, Inc. | JPMorgan Chase Bank, N.A., as Administrative Agent | Security 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.
What's changing
Nov 2033
Term ends Nov 8, 2033. Maintenance fees still fall due before then
Note
The 360 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 9,041,812, ends no earlier than this term, so it caps nothing.
Citations
5
later US patents cite this one
That is below 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.