- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 11/35 - Responding to malfunctions or emergencies to fire, excessive heat or smoke by closing air passages
Patent holdings for IPC class F24F 11/35
Total number of patents in this class: 32
10-year publication summary
1
|
4
|
2
|
6
|
5
|
6
|
3
|
5
|
4
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
State Farm Mutual Automobile Insurance Company | 2560 |
3 |
Superposed Associates LLC | 3 |
3 |
Bmic LLC | 630 |
3 |
Siemens Industry, Inc. | 1417 |
2 |
Air Distribution Technologies IP, LLC | 160 |
2 |
Tyco Fire & Security GmbH | 2172 |
2 |
Price Holyoake (NZ) Limited | 3 |
2 |
Johnson Controls Tyco IP Holdings LLP | 1584 |
2 |
Carrier Corporation | 4759 |
1 |
Airscape, Inc. | 9 |
1 |
Belimo Holding AG | 235 |
1 |
Brandguard Vents, DBA Brandguard Vents | 2 |
1 |
Gruner AG | 16 |
1 |
Halton Marine Oy | 3 |
1 |
Polyseam Limited | 17 |
1 |
Rescue Air Systems, Inc. | 53 |
1 |
Safehouse Habitats (Scotland) Limited | 20 |
1 |
E&f Tech Co., Ltd | 5 |
1 |
Environmental Information Services, Inc. | 1 |
1 |
Fläktgroup Sweden AB | 94 |
1 |
Other owners | 1 |