A45D 20/50
And provision for an air stream
Official title: and provision for an air stream
A45D20/50 (And provision for an air stream) appears on 147 US grants and 191 published applications in this corpus.
Search patents in A45D- Granted patents
- 147
- Published applications
- 191
- Assignees
- 74
- Inventors
- 331
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 8 |
| 2003 | 4 | 10 |
| 2004 | 7 | 4 |
| 2005 | 5 | 5 |
| 2006 | 5 | 3 |
| 2007 | 1 | 3 |
| 2008 | 2 | 1 |
| 2009 | 1 | 3 |
| 2010 | 0 | 1 |
| 2011 | 0 | 8 |
| 2012 | 3 | 1 |
| 2013 | 5 | 3 |
| 2014 | 2 | 4 |
| 2015 | 2 | 6 |
| 2016 | 4 | 8 |
| 2017 | 3 | 9 |
| 2018 | 4 | 5 |
| 2019 | 0 | 2 |
| 2020 | 2 | 3 |
| 2021 | 3 | 10 |
| 2022 | 6 | 10 |
| 2023 | 3 | 14 |
| 2024 | 6 | 34 |
| 2025 | 9 | 23 |
| 2026 | 12 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
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- Ion emitting grooming brush65US 6,152,146 ASharper Image Corporation · 2000
- Air-moving appliance for drying or styling hair62US 5,546,674 ABraun GmbH · 1996