A61F 13/2031
Having depressions or elevations
Official title: {having depressions or elevations, e.g. dots, lines}
A61F13/2031 (Having depressions or elevations) appears on 19 US grants and 23 published applications in this corpus.
Search patents in A61F- Granted patents
- 19
- Published applications
- 23
- Assignees
- 12
- Inventors
- 48
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 3 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 4 |
| 2013 | 1 | 3 |
| 2014 | 5 | 2 |
| 2015 | 7 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 2 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Shutter press compressor with shaping elements14 Jul 2015US 9,078,787 B2Kimberly-Clark Worldwide, Inc.
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- Reduced-leakage tampon5 May 2022US 2022/0133549 A1Tampro Inc.
- Hemostatic material and device for achieving durable hemostasis of a bleeding biopsy tract13 Jan 2022US 2022/0008258 A1
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Most cited
By later US patents
- Shaped tampon30US 6,932,805 B2The Procter & Gamble Company · 2005
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- Tampon insertion device for improved control and pledget placement12US 8,961,449 B2Eveready Battery Company, Inc. · 2015
- Sanitary tampon8US 8,834,438 B2Uni-Charm Corporation · 2014