C05G 5/30
Layered or coated
Official title: Layered or coated, e.g. dust-preventing coatings
C05G5/30 (Layered or coated) appears on 671 US grants and 858 published applications in this corpus.
Search patents in C05G- Granted patents
- 671
- Published applications
- 858
- Assignees
- 476
- Inventors
- 1,707
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 8 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 7 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 12 | 0 |
| 1994 | 6 | 0 |
| 1995 | 12 | 0 |
| 1996 | 8 | 0 |
| 1997 | 14 | 0 |
| 1998 | 10 | 0 |
| 1999 | 15 | 0 |
| 2000 | 8 | 0 |
| 2001 | 11 | 0 |
| 2002 | 10 | 11 |
| 2003 | 13 | 21 |
| 2004 | 8 | 24 |
| 2005 | 7 | 16 |
| 2006 | 4 | 17 |
| 2007 | 4 | 10 |
| 2008 | 6 | 14 |
| 2009 | 4 | 10 |
| 2010 | 8 | 18 |
| 2011 | 7 | 15 |
| 2012 | 13 | 32 |
| 2013 | 13 | 27 |
| 2014 | 27 | 47 |
| 2015 | 28 | 41 |
| 2016 | 31 | 41 |
| 2017 | 23 | 44 |
| 2018 | 30 | 49 |
| 2019 | 27 | 49 |
| 2020 | 31 | 69 |
| 2021 | 40 | 59 |
| 2022 | 44 | 78 |
| 2023 | 31 | 40 |
| 2024 | 41 | 57 |
| 2025 | 29 | 40 |
| 2026 | 23 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Encapsulated fertilizer comprising essential oils, polymers and macronutrients and method of preparation thereof15 Sep 2026US 12,735,367 B2Ypf Tecnologia S.A.
- Coated granular fertilizers and methods of making coated granular fertilizers25 Aug 2026US 12,715,820 B2Aqua Yield Operations, Inc.
- Compositions and methods for coating of nitrification inhibitors with a solution containing a high concentration of urease inhibitors18 Aug 2026US 12,709,583 B2Soilgenic Technologies, LLC
- Liquid formulations of urease inhibitors for fertilizers4 Aug 2026US 12,698,243 B2Soilgenic Technologies, LLC
- Incorporation of wetting agent with granular fertilizers for enhancing fertilizer dispersion and plant uptake14 Jul 2026US 12,679,786 B2Aqua Yield Operations, Inc.
- Compositions and Methods for Coating of Nitrification Inhibitors with a Solution Containing a High Concentration of Urease Inhibitors and For Improved Retention of the Nitrogen Content of Soil Through the Administration of Liquid Delivery Formulations of (Aminomethylene)Phosphinic Acids and/or their Salts1 Oct 2026US 2026/0296987 A1Soilgenic Technologies, LLC
- Coated Granular Fertilizer1 Oct 2026US 2026/0296989 A1Jcam Agri. Co., Ltd.
- Coated Fertilizer1 Oct 2026US 2026/0296990 A1Central Glass Company, Limited
- Tunable Structure of Biodegradable Silk-Based Microcapsules for Soluble and Insoluble Payload Delivery3 Sep 2026US 2026/0257186 A1
- Production of nitrogen, potassium, sulfur nutrient through de-carbonization and utilization of calcium sulfate3 Sep 2026US 2026/0257974 A1Sabic Agri-Nutrients Company
Most cited
By later US patents
- Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system1,012US 5,056,109 AQUALCOMM Incorporated · 1991
- Thermoplastic Elastomers175US 5,665,822 ALandec Corporation · 1997
- Poly(orthoester) co- and homopolymers and poly(orthocarbonate) co- and homopolymers having carbonyloxy functionality123US 4,070,347 AAlza Corporation · 1978
- Method of preparing microcapsules91US 4,089,800 APPG Industries, Inc. · 1978
- Disposable absorbent articles containing particulate, free-flowing, insoluble swellable polymers87US 4,058,124 AUnion Carbide Corporation · 1977