Collateral for a security interest recorded Sep 19, 2022 (JPMorgan Chase Bank, N.A.).
Term ends Nov 22, 2033 · High confidence
20-year base term ends Nov 13, 2032
Held by 1339416 B.C. Ltd.
Filed Nov 13, 2012 as application 13/675,429 · Granted May 26, 2015
Base term plus 374 days of patent term adjustment (USPTO delay)
Today
2012
2033
Clock starts
Nov 13, 2012
Nov 13, 2012
Term ends
Nov 22, 2033
Nov 22, 2033
Granted
May 26, 2015
May 26, 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
374
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 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 374 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 this application, 13/675,429, was filed | Nov 13, 2032 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +374 days, USPTO patent term adjustment record | Nov 22, 2033 | 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 22, 2033 | High confidence |
This family
| US 9,041,812 | this patent Nov 2033 | Nov 2033 |
| US 9,191,632 | In force 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 |
|---|---|---|---|
| Jan 17, 2013 Reel 29652, frame 363 | Billau, Ronald L.; Di Luoffo, 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 49156, frame 640 | 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 |
| May 19, 2020 Reel 52704, frame 656 | Ecobee Inc. | Ast Trust Company (Canada) | 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 |
| Dec 16, 2021 Reel 58568, frame 1 | American Stock Transfer & Trust Company, LLC D/B/A Ast Trust Company (Canada) | Ecobee, Inc. | Release of Security Interest |
| Jan 31, 2022 Reel 58905, frame 211 | Ecobee Inc. | Ecobee Technologies Inc. | Change of Name |
| Jan 31, 2022 Reel 58907, frame 363 | 1339416 B.C. Ltd. | Ecobee Technologies ULC | Change of Name |
| Jan 31, 2022 Reel 58917, frame 69 | Ecobee Technologies ULC | Generac Holdings Inc. | Assignment of Assignor's Interest |
| Jan 31, 2022 Reel 58917, frame 161 | Generac Holdings Inc. | Generac Power Systems, Inc. | Assignment of Assignor's Interest |
| Jan 31, 2022 Reel 61001, frame 949 | 1339416 B.C. Ltd.; Ecobee Technologies Inc. | 1339416 B.C. Ltd. | Merger and Change of Name |
| 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. |
| Feb 8, 2022 Reel 58965, frame 106 | American Stock Transfer & Trust Company, LLC D/B/A Ast Trust Company (Canada) | Ecobee Inc. | Corrective Assignment to Correct the Receiving Party from Ecobee, Inc. to Ecobee Inc. Previously Recorded at Reel: 058568 Frame: 0001. Assignor(S) Hereby Confirms the Assignment. |
| 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 |
| Jul 25, 2022 Reel 60907, frame 90 | 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.
What's changing
Nov 2033
Term ends Nov 22, 2033. No further fees fall due before then
Note
The 374 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
84
later US patents cite this one
That is top 5% 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.