C08J 3/12
Powdering or granulating
C08J3/12 (Powdering or granulating) appears on 3,052 US grants and 3,288 published applications in this corpus.
Search patents in C08J- Granted patents
- 3,052
- Published applications
- 3,288
- Assignees
- 1,474
- Inventors
- 8,473
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 49 | 0 |
| 1977 | 35 | 0 |
| 1978 | 31 | 0 |
| 1979 | 21 | 0 |
| 1980 | 34 | 0 |
| 1981 | 29 | 0 |
| 1982 | 25 | 0 |
| 1983 | 27 | 0 |
| 1984 | 30 | 0 |
| 1985 | 25 | 0 |
| 1986 | 18 | 0 |
| 1987 | 30 | 0 |
| 1988 | 44 | 0 |
| 1989 | 45 | 0 |
| 1990 | 48 | 0 |
| 1991 | 45 | 0 |
| 1992 | 50 | 0 |
| 1993 | 47 | 0 |
| 1994 | 40 | 0 |
| 1995 | 31 | 0 |
| 1996 | 38 | 0 |
| 1997 | 34 | 0 |
| 1998 | 49 | 0 |
| 1999 | 38 | 0 |
| 2000 | 35 | 0 |
| 2001 | 51 | 15 |
| 2002 | 50 | 41 |
| 2003 | 59 | 57 |
| 2004 | 41 | 64 |
| 2005 | 31 | 60 |
| 2006 | 23 | 73 |
| 2007 | 31 | 79 |
| 2008 | 37 | 82 |
| 2009 | 36 | 77 |
| 2010 | 43 | 101 |
| 2011 | 61 | 122 |
| 2012 | 62 | 117 |
| 2013 | 89 | 93 |
| 2014 | 85 | 100 |
| 2015 | 83 | 103 |
| 2016 | 100 | 120 |
| 2017 | 95 | 149 |
| 2018 | 118 | 204 |
| 2019 | 125 | 188 |
| 2020 | 129 | 196 |
| 2021 | 163 | 257 |
| 2022 | 126 | 230 |
| 2023 | 148 | 205 |
| 2024 | 162 | 237 |
| 2025 | 133 | 181 |
| 2026 | 73 | 137 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C08J 3/14By precipitation from solutions412
- C08J 3/16By coagulating dispersions391
- C08J 3/122Pulverisation by spraying334
- C08J 3/124Treatment for improving the free-flowing characteristics282
- C08J 3/126Polymer particles coated by polymer258
- C08J 3/128Polymer particles coated by inorganic and non-macromolecular organic compounds162
Recent patents
- Preparation method of superabsorbent polymer6 Oct 2026US 12,752,255 B2LG Chem.Ltd.
- Method for producing stabilized lignin having a high specific surface area6 Oct 2026US 12,753,283 B2Suncoal Industries GmbH
- Methods of making porous devices from monodisperse populations of polyarylketone or polyarylthioetherketone particles22 Sep 2026US 12,742,050 B2Agilent Technologies, Inc.
- Cellulose particles15 Sep 2026US 12,735,557 B2FUJIFILM Business Innovation Corp.
- Method of preparing superabsorbent polymer8 Sep 2026US 12,729,276 B2LG Chem.Ltd.
- Processes and systems for preparing cellular or viral membranes and nanoparticles8 Oct 2026US 2026/0308337 A1Arytha Biosciences, LLC
- Polymer microparticles, resin modifier, and resin composition8 Oct 2026US 2026/0308338 A1Kaneka Corporation
- Processing petroleum-derived materials1 Oct 2026US 2026/0297268 A1Plastonix Inc.
- Resin particle, method for manufacturing resin particle, toner resin particle, toner, developer, toner storage unit, and image forming apparatus1 Oct 2026US 2026/0297321 A1
- Polymers, aqueous compositions comprising such polymers, and use as laundry detergents1 Oct 2026US 2026/0297462 A1BASF SE
Most cited
By later US patents
- Biodegradable injectable nanoparticles724US 5,543,158 AMassachusetts Institute of Technology · 1996
- Aqueous-liquid and blood-absorbing powdery reticulated polymers, process for producing the same and their use as absorbents in sanitary articles299US 5,409,771 AChemische Fabrik Stockhausen GmbH · 1995
- Water absorbing agent285US 4,734,478 ANippon Shokubai Kagaku Kogyo Co., Ltd. · 1988
- Sinterable semi-crystalline powder and near-fully dense article formed therewith268US 5,342,919 ADTM Corporation · 1994
- Nanoparticles and microparticles of non-linear hydrophilic-hydrophobic multiblock copolymers257US 5,578,325 AMassachusetts Institute of Technology · 1996