Swellable fertilizer granules containing elemental sulfur with increased oxidation rates
US-2018339951-A1 · Nov 29, 2018 · US
layered or coated with a polymer
layered or coated with a polymer · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C05G5/37 |
| Official title | {layered or coated with a polymer} |
| Display label | layered or coated with a polymer |
| Total patents | 179 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 17 |
| 2017 | 14 |
| 2018 | 15 |
| 2019 | 13 |
| 2020 | 21 |
| 2021 | 16 |
| 2022 | 22 |
| 2023 | 9 |
| 2024 | 19 |
| 2025 | 11 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wax-based fertilizer coatings with polyethylene- or polypropylene-based polymers
US-10081578-B2 · Sep 25, 2018 · US
Strengthened composite products and methods for making and using same
US-10077217-B2 · Sep 18, 2018 · US
Polymers useful in agricultural applications
US-10053394-B2 · Aug 21, 2018 · US
Module for use on-board a vehicle, for decomposing an ammonia precursor using a catalyst
US-2018209320-A1 · Jul 26, 2018 · US
Encapsulated sustained release urea fertilizer
US-10011536-B1 · Jul 3, 2018 · US
Strengthened composite products and methods for making and using same
US-2018170820-A1 · Jun 21, 2018 · US
Encapsulated fertilizer particle containing pesticide
US-9944568-B2 · Apr 17, 2018 · US
Compositions and methods thereof increasing plant growth and resistance to environmental stress
US-2018037517-A1 · Feb 8, 2018 · US
Novel technology to coat fertilizer and improve fertilizer efficiency and their associated methods
US-2018002245-A1 · Jan 4, 2018 · US
Microencapsulated nitrification inhibitor compositions
US-2017369386-A1 · Dec 28, 2017 · US
Zeolite based agricultural composition
US-2017362137-A1 · Dec 21, 2017 · US
Nitrification inhibitor compositions and methods for preparing the same
US-2017362139-A1 · Dec 21, 2017 · US
Strengthened composite products and methods for making and using same
US-9828302-B2 · Nov 28, 2017 · US
Conditioning agent for a particulate fertilizer for reducing hygroscopicity and dust formation
US-2017283339-A1 · Oct 5, 2017 · US
Microenvironment for efficient uptake of fertilizers and other agrochemicals in soil
US-9730393-B2 · Aug 15, 2017 · US
Ammonia precursor generating system for use in a vehicle
US-2017204767-A1 · Jul 20, 2017 · US
Compositions of urea formaldehyde particles and methods of making thereof
US-9682894-B2 · Jun 20, 2017 · US
Composition comprising ammonium nitrate-based particles and a gelling agent
US-2017166489-A1 · Jun 15, 2017 · US
Compositions with improved urease-inhibiting effect comprising (thio)phosphoric acid triamide and further compounds
US-2017158575-A1 · Jun 8, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C05G5/37?
- CPC C05G5/37 is the Cooperative Patent Classification code for “layered or coated with a polymer.”
- How many patents are filed under CPC C05G5/37 (layered or coated with a polymer)?
- Our database includes 179 publications tagged with this CPC code.
- Is patent activity under CPC C05G5/37 growing?
- Publication counts under this code: 19 in 2024 vs 11 in 2025 (latest complete years).