- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F28C - Heat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media come into direct contact without chemical interaction
- F28C 1/00 - Direct-contact trickle coolers, e.g. cooling towers
Patent holdings for IPC class F28C 1/00
Total number of patents in this class: 278
10-year publication summary
|
20
|
21
|
37
|
28
|
28
|
30
|
19
|
23
|
13
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SPX Cooling Technologies, Inc. | 115 |
21 |
| Prime Datum, Inc. | 22 |
14 |
| Prime Datum Development Company, LLC | 24 |
13 |
| Evapco, Inc. | 244 |
12 |
| Baltimore Aircoil Company, Inc. | 156 |
9 |
| Ecovap, Inc. | 18 |
7 |
| Carrier Corporation | 4759 |
6 |
| Energy & Environmental Research Center Foundation | 60 |
5 |
| Siemens AG | 24990 |
4 |
| LG Electronics Inc. | 69257 |
3 |
| Aggreko, LLC | 23 |
3 |
| Brentwood Industries, Inc. | 114 |
3 |
| Climate Master, Inc. | 30 |
3 |
| Composite Cooling Solutions, L.P. | 17 |
3 |
| Inertech IP LLC | 86 |
3 |
| Shandong University | 886 |
3 |
| University of Hull | 73 |
3 |
| Johnson Controls Tyco IP Holdings LLP | 1584 |
3 |
| Coflo Technologies LLC | 4 |
3 |
| Carbon Engineering ULC | 27 |
3 |
| Other owners | 154 |