- All sections
- C - Chemistry; metallurgy
- C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
- C04B 26/26 - Bituminous materials, e.g. tar, pitch
Patent holdings for IPC class C04B 26/26
Total number of patents in this class: 494
10-year publication summary
|
44
|
38
|
48
|
51
|
49
|
46
|
49
|
54
|
33
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ergon Asphalt & Emulsions, Inc. | 114 |
28 |
| A.L.M. Holding Company | 84 |
24 |
| Honeywell International Inc. | 14021 |
14 |
| Cargill, Incorporated | 2894 |
13 |
| Iowa State University Research Foundation, Inc. | 743 |
13 |
| Total Marketing Services | 484 |
13 |
| Forta, LLC | 57 |
10 |
| Arkema France | 3889 |
7 |
| Totalenergies Onetech | 1116 |
7 |
| Colas | 162 |
6 |
| Surface Tech, LLC | 17 |
6 |
| Arizona Board of Regents on behalf of Arizona State University | 2464 |
5 |
| Omya International AG | 810 |
5 |
| Heritage Research Group, LLC | 54 |
5 |
| BASF SE | 20432 |
4 |
| Kao Corporation | 4916 |
4 |
| Board of Supervisors of Louisiana State University and Agricultural and Mechanical College | 804 |
4 |
| Eurovia | 88 |
4 |
| Johns Manville | 964 |
4 |
| SI Group, Inc. | 180 |
4 |
| Other owners | 314 |