- All sections
- A - Human necessities
- A23K - Feeding-stuffs specially adapted for animalsmethods specially adapted for production thereof
- A23K 20/28 - Silicates, e.g. perlites, zeolites or bentonites
Patent holdings for IPC class A23K 20/28
Total number of patents in this class: 183
10-year publication summary
|
13
|
15
|
35
|
26
|
27
|
41
|
25
|
13
|
18
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DSM IP Assets B.V. | 5569 |
30 |
| OmniGen Research, LLC | 27 |
12 |
| Native Microbials, Inc. | 62 |
10 |
| Purina Animal Nutrition LLC | 398 |
5 |
| Huddle Corp | 11 |
5 |
| Barlaa B.V. | 8 |
4 |
| Danisco US Inc. | 1087 |
4 |
| Ajinomoto Co., Inc. | 2301 |
3 |
| Novozymes A/S | 3297 |
3 |
| Agro Innovation International | 75 |
3 |
| Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences | 40 |
3 |
| Orffa Additives B.V. | 3 |
3 |
| Mars, Incorporated | 2904 |
2 |
| Agrivida, Inc. | 66 |
2 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 2122 |
2 |
| Austin Research Labs Corp. | 18 |
2 |
| Biovet, S.A. | 19 |
2 |
| Cytozyme Laboratories, Inc. | 42 |
2 |
| Elanco US Inc. | 715 |
2 |
| Kemin Industries, Inc. | 344 |
2 |
| Other owners | 82 |