A61H 2201/1695
Enhanced pressure effect
Official title: Enhanced pressure effect, e.g. substantially sharp projections, needles or pyramids
A61H2201/1695 (Enhanced pressure effect) appears on 420 US grants and 766 published applications in this corpus.
Search patents in A61H- Granted patents
- 420
- Published applications
- 766
- Assignees
- 281
- Inventors
- 1,105
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 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 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 2 |
| 2002 | 7 | 8 |
| 2003 | 1 | 5 |
| 2004 | 3 | 14 |
| 2005 | 2 | 6 |
| 2006 | 9 | 13 |
| 2007 | 6 | 10 |
| 2008 | 1 | 4 |
| 2009 | 3 | 4 |
| 2010 | 3 | 8 |
| 2011 | 1 | 3 |
| 2012 | 2 | 18 |
| 2013 | 3 | 28 |
| 2014 | 6 | 26 |
| 2015 | 15 | 49 |
| 2016 | 11 | 48 |
| 2017 | 27 | 80 |
| 2018 | 31 | 42 |
| 2019 | 42 | 43 |
| 2020 | 30 | 46 |
| 2021 | 27 | 45 |
| 2022 | 23 | 66 |
| 2023 | 24 | 56 |
| 2024 | 23 | 40 |
| 2025 | 41 | 59 |
| 2026 | 33 | 43 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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