C11D 17/0078
Multilayered tablets
Official title: {Multilayered tablets}
C11D17/0078 (Multilayered tablets) appears on 112 US grants and 120 published applications in this corpus.
Search patents in C11D- Granted patents
- 112
- Published applications
- 120
- Assignees
- 44
- Inventors
- 322
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 8 | 0 |
| 2000 | 3 | 0 |
| 2001 | 9 | 2 |
| 2002 | 18 | 16 |
| 2003 | 13 | 14 |
| 2004 | 13 | 10 |
| 2005 | 3 | 7 |
| 2006 | 3 | 4 |
| 2007 | 2 | 2 |
| 2008 | 2 | 13 |
| 2009 | 1 | 6 |
| 2010 | 1 | 8 |
| 2011 | 1 | 4 |
| 2012 | 2 | 3 |
| 2013 | 6 | 4 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 3 |
| 2017 | 0 | 2 |
| 2018 | 2 | 1 |
| 2019 | 2 | 5 |
| 2020 | 3 | 3 |
| 2021 | 1 | 1 |
| 2022 | 0 | 2 |
| 2023 | 2 | 1 |
| 2024 | 4 | 4 |
| 2025 | 1 | 4 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Detergent presentation form11 Aug 2026US 12,703,562 B2Henkel AG & Co. KGaA
- Detergent compositions comprising bacterial mannanases23 Sep 2025US 12,421,477 B2AB Enzymes Oy
- One-piece washing tablet made from combination of compositions and preparation method thereof17 Sep 2024US 12,091,638 B2
- Detergent compositions comprising bacterial mannanases9 Apr 2024US 11,952,559 B2AB Enzymes Oy
- Method for producing multiphase washing or cleaning agent shaped bodies5 Mar 2024US 11,920,106 B2Henkel AG & Co. KGaA
- Method for manufacturing a detergent portion unit31 Jul 2025US 2025/0243434 A1Henkel AG & Co. KGaA
- A method for manufacturing a detergent portion unit31 Jul 2025US 2025/0243435 A1Henkel AG & Co. KGaA
- Method for manufacturing a detergent portion unit10 Jul 2025US 2025/0223523 A1Henkel AG & Co. KGaA
- Process for manufacturing a detergent portion unit10 Jul 2025US 2025/0223525 A1Henkel AG & Co. KGaA
- One-piece washing tablet made from combination of compositions and preparation method thereof11 Jul 2024US 2024/0228915 A1Guangzhou Joyson Cleaning Products Co., Ltd.
Most cited
By later US patents
- Detergent tablet125US 6,686,328 B1The Procter & Gamble Company · 2004
- Machine dishwashing detergent tablets119US 5,133,892 ALever Brothers Company, Division of Conopco, Inc. · 1992
- Detergent compositions119US 6,846,795 B2The Procter & Gamble Company · 2005
- Detergent tablets having specific particle size distribution70US 5,407,594 ALever Brothers Company, Division of Conopco, Inc. · 1995
- Detergent tablet70US 6,399,564 B1The Procter & Gamble Company · 2002