4 patents currently held
78 more in force are now held by other companies
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
The next term ends in Aug 2029. from the record
Of the 78 now held by other companies, 77 passed to 1339416 B C Ltd. when this company merged into it, and 1 more name another party. Each row says which.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
1
Ending by 2030
Aug 2029
Next term end
4
Patent families
When these terms end
Held patents by the year their term ends
notable patents
all others
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
Notable: the highest-ranked patents in this portfolio by citations and family size.
Notable patents
Ranked by citations and family size, against patents of the same kind granted the same year. How we rank
Notable
Ends Mar 2034 · High confidence
Also notable
Ends Jul 2034 · High confidence
Also notable
Ends Nov 2033 · High confidence
Thermostat Device
US D843,235
Cited by 26 later US patents, top 25% of design patents granted in 2019 in our data. Protection runs to 2034.
Switch with Trim Plate
US D853,971
The newest of the three, granted 2019. It anchors the portfolio to 2034, later than anything else here.
Automated Authorization to Access Surveillance Video Based on Pre-Specified Events
US 9,191,632
Granted 2015 and renewed at every maintenance window due so far. Protection runs to 2033. A terminal disclaimer caps this term to an earlier patent's.
Formerly held, still cited
Notable
Ends May 2037 · High confidence
Cited by 94 later US patents, top 5% of utility patents granted in 2019 in our data. Protection runs to 2037.
merged into 1339416 B.C. Ltd.
Also notable
Ends Aug 2033 · High confidence
Cited by 46 later US patents, top 10% of utility patents granted in 2015 in our data, and renewed at every maintenance window due so far. Protection runs to 2033.
merged into 1339416 B.C. Ltd.
Also notable
Ends Nov 2035 · High confidence
Cited by 22 later US patents, top 25% of utility patents granted in 2016 in our data, and renewed at every maintenance window due so far. Protection runs to 2035.
merged into 1339416 B.C. Ltd.
Fee deadlines
Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.
- 1 fee due May 17, 2027The maintenance fee for Automated Authorization to Access Surveillance Video Based on Pre-Specified Events (US 9,191,632) comes due May 17, 2027. Unpaid by Nov 17, 2027, it lapses early.
Recent changes
- 1 term has ended since Aug 16, 2026
What they patent
The 2 largest of its 4 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.
| Switch with Trim Plate | 1 in force | to Jul 2034 |
| Automated Authorization to Access Surveillance Video Based on Pre-Specified Events | 1 in force | to Nov 2033 |
Patents held now
Soonest term end first.
Showing 1 to 4 of 4
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US D737,153 | Thermostat Device with Low Profile Trim Plate held by Ecobee Technologies ULC In force · High confidence | In force | High confidence | |
| US 9,191,632 | Automated Authorization to Access Surveillance Video Based on Pre-Specified Events held by Ecobee Technologies ULC In force · High confidence | In force | High confidence | |
| US D843,235 | Thermostat Device held by Ecobee Technologies ULC In force · High confidence | In force | High confidence | |
| US D853,971 | Switch with Trim Plate held by Ecobee Technologies ULC In force · High confidence | In force | High confidence |
Also on record, not counted in the 4: 78 patents in force now held by others · 13 patents ended · 4 applications abandoned. List them
Sources and methods
Compiled from USPTO application file histories, grants and recorded assignments, with the company's own names reviewed by hand. How this record was built
Portfolio grouped automatically from ownership conveyances to the names matched to this company, usually every name that begins with its own, so it counts patents an affiliate holds; each list row names the holder of record. Security interests are excluded and ambiguous records are not reviewed by hand.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.