C11D 11/02
Preparation in the form of powder by spray drying
C11D11/02 (Preparation in the form of powder by spray drying) appears on 224 US grants and 141 published applications in this corpus.
Search patents in C11D- Granted patents
- 224
- Published applications
- 141
- Assignees
- 59
- Inventors
- 533
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 9 | 0 |
| 1978 | 8 | 0 |
| 1979 | 6 | 0 |
| 1980 | 3 | 0 |
| 1981 | 11 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 9 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 6 | 0 |
| 2002 | 3 | 4 |
| 2003 | 3 | 10 |
| 2004 | 6 | 4 |
| 2005 | 8 | 3 |
| 2006 | 2 | 2 |
| 2007 | 0 | 5 |
| 2008 | 3 | 5 |
| 2009 | 2 | 6 |
| 2010 | 2 | 0 |
| 2011 | 2 | 13 |
| 2012 | 1 | 4 |
| 2013 | 4 | 9 |
| 2014 | 4 | 4 |
| 2015 | 2 | 5 |
| 2016 | 4 | 9 |
| 2017 | 6 | 7 |
| 2018 | 4 | 8 |
| 2019 | 5 | 6 |
| 2020 | 3 | 7 |
| 2021 | 3 | 3 |
| 2022 | 9 | 5 |
| 2023 | 2 | 8 |
| 2024 | 3 | 5 |
| 2025 | 8 | 3 |
| 2026 | 1 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Powders and granules and process for making such powders and granules10 Feb 2026US 12,545,868 B2BASF SE
- Granules or powders and methods for their manufacture18 Nov 2025US 12,473,515 B2BASF SE
- Granules of MGDA and (meth)acrylic acid homo- or co-polymer; process for making the same16 Sep 2025US 12,415,971 B2BASF SE
- Solidifying liquid anionic surfactants15 Jul 2025US 12,359,147 B2Ecolab USA Inc.
- Process for making a granule8 Jul 2025US 12,351,776 B2BASF SE
- Process for manufacturing solid particles comprising at least one aminocarboxylate complexing agent13 Aug 2026US 2026/0234515 A1BASF SE
- Granular laundry compositions containing dipicolinic acid and methods of making thereof30 Jul 2026US 2026/0218092 A1The Procter & Gamble Company
- Process for making a powder or granule containing a chelating agent23 Jul 2026US 2026/0209642 A1BASF SE
- Process for making a powder or granule comprising at least one chelating agent9 Jul 2026US 2026/0193577 A1BASF SE
- Laundry composition26 Mar 2026US 2026/0085259 A1Conopco, Inc., d/b/a UNILEVER
Most cited
By later US patents
- Process for forming solid phase controllably releasable fragrance-containing consumable articles150US 6,200,949 B1International Flavors & Fragrances Inc. · 2001
- Process for preparing a free-flowing particulate detergent composition having improved solubility122US 5,565,422 AThe Procter & Gamble Company · 1996
- Article for use in washing in sheet form71US 6,818,606 B1Kao Corporation · 2004
- Process for manufacture of detergent powders49US 4,140,650 ALever Brothers Company · 1979
- Process for the preparation of a granular detergent composition47US 4,820,441 ALever Brothers Company · 1989