D04H 1/64
The bonding agent being applied in wet state
Official title: the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
D04H1/64 (The bonding agent being applied in wet state) appears on 1,129 US grants and 1,030 published applications in this corpus.
Search patents in D04H- Granted patents
- 1,129
- Published applications
- 1,030
- Assignees
- 541
- Inventors
- 2,527
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 16 | 0 |
| 1978 | 17 | 0 |
| 1979 | 13 | 0 |
| 1980 | 14 | 0 |
| 1981 | 25 | 0 |
| 1982 | 23 | 0 |
| 1983 | 20 | 0 |
| 1984 | 17 | 0 |
| 1985 | 14 | 0 |
| 1986 | 20 | 0 |
| 1987 | 17 | 0 |
| 1988 | 14 | 0 |
| 1989 | 21 | 0 |
| 1990 | 29 | 0 |
| 1991 | 18 | 0 |
| 1992 | 15 | 0 |
| 1993 | 27 | 0 |
| 1994 | 26 | 0 |
| 1995 | 20 | 0 |
| 1996 | 30 | 0 |
| 1997 | 41 | 0 |
| 1998 | 29 | 0 |
| 1999 | 37 | 0 |
| 2000 | 29 | 0 |
| 2001 | 22 | 16 |
| 2002 | 27 | 38 |
| 2003 | 25 | 44 |
| 2004 | 30 | 45 |
| 2005 | 18 | 38 |
| 2006 | 17 | 32 |
| 2007 | 11 | 41 |
| 2008 | 11 | 33 |
| 2009 | 8 | 41 |
| 2010 | 25 | 49 |
| 2011 | 24 | 42 |
| 2012 | 25 | 41 |
| 2013 | 17 | 36 |
| 2014 | 15 | 37 |
| 2015 | 20 | 29 |
| 2016 | 22 | 33 |
| 2017 | 19 | 30 |
| 2018 | 23 | 24 |
| 2019 | 24 | 41 |
| 2020 | 26 | 52 |
| 2021 | 23 | 44 |
| 2022 | 16 | 53 |
| 2023 | 31 | 50 |
| 2024 | 41 | 62 |
| 2025 | 36 | 38 |
| 2026 | 23 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- D04H 1/645Impregnation followed by a solidification process146
- D04H 1/655Characterised by the apparatus for applying bonding agents82
- D04H 1/68The bonding agent being applied in the form of foam68
- D04H 1/66At spaced points or locations65
- D04H 1/641Characterised by the chemical composition of the bonding agent29
- D04H 1/643Characterised by a combination of the chemical composition and the impregnation or12
- D04H 1/642Characterised by the impregnation or treatment-process or apparatus5
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