C09K 2101/00
Agricultural use
C09K2101/00 (Agricultural use) appears on 18 US grants and 39 published applications in this corpus.
Search patents in C09K- Granted patents
- 18
- Published applications
- 39
- Assignees
- 36
- Inventors
- 118
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2018 | 1 | 5 |
| 2019 | 1 | 3 |
| 2020 | 3 | 6 |
| 2021 | 2 | 3 |
| 2022 | 5 | 4 |
| 2023 | 0 | 3 |
| 2024 | 3 | 7 |
| 2025 | 2 | 5 |
| 2026 | 1 | 3 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Polymeric material composition4 Aug 2026US 12,697,600 B2Upl Ltd
- Biological water retention material, method for preparing same and use thereof22 Apr 2025US 12,281,252 B2Shandong Academy of Forestry
- Super absorbing resin composite with base material for improving soil water retention22 Apr 2025US 12,281,253 B2Imam Abdulrahman Bin Faisal University
- Compositions and methods for reducing deleterious atmospheric gas emissions from flooded ecosystems10 Sep 2024US 12,084,610 B2Arkea Bio Corp.
- Method for increasing water permeability in fire affected soils30 Apr 2024US 11,970,648 B1
- Soil Conditioning Composition Comprising Micronized Mineral and Biological Components for Enhancing Water Retention and Soil Function1 Oct 2026US 2026/0297427 A1Kuzog France
- Nutritional soil conditioning agent9 Apr 2026US 2026/0098208 A1
- Phage and Its Use in Compensating Soil Nitrogen Fixation22 Jan 2026US 2026/0022297 A1Institute of Soil Science, Chinese Academy of Sciences
- Smart cellulose mulch18 Dec 2025US 2025/0382521 A1Purdue Research Foundation
- Compositions and methods for reducing deleterious atmospheric gas emissions from flooded ecosystems3 Jul 2025US 2025/0215321 A1Arkea Bio Corp.
Most cited
By later US patents
- Method for preparing iron silicon sulfur multi-element composite biochar soil heavy metal conditioner3US 10,131,840 B2Guangdong Institute of Eco-Environmental Science & Technology · 2018
- Preparation and use of slow-release iron-based biochar soil heavy metal passivator2US 10,633,588 B2Guangdong Inst. of Eco-Environmental Science&Tech · 2020
- Potassium Humate sulfur compound granule2US 11,136,505 B22021
- Heavy metal cadmium deactivator for activating activity of sulfur-reducing bacteria in rice field soil, and application thereof1US 10,351,769 B2Guangdong Institute of Eco-Environmental Science & Technology · 2019
- Method for improving water retention in a soil1US 11,352,559 B2Imam Abdulrahman Bin Faisal University · 2022