A61F 13/55135
Before use
Official title: {before use}
A61F13/55135 (Before use) appears on 266 US grants and 373 published applications in this corpus.
Search patents in A61F- Granted patents
- 266
- Published applications
- 373
- Assignees
- 64
- Inventors
- 624
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 11 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 2 |
| 2002 | 4 | 4 |
| 2003 | 7 | 9 |
| 2004 | 2 | 4 |
| 2005 | 2 | 22 |
| 2006 | 4 | 17 |
| 2007 | 2 | 17 |
| 2008 | 3 | 14 |
| 2009 | 0 | 11 |
| 2010 | 4 | 6 |
| 2011 | 9 | 16 |
| 2012 | 9 | 16 |
| 2013 | 16 | 24 |
| 2014 | 7 | 11 |
| 2015 | 15 | 14 |
| 2016 | 13 | 26 |
| 2017 | 10 | 20 |
| 2018 | 12 | 17 |
| 2019 | 12 | 11 |
| 2020 | 8 | 27 |
| 2021 | 8 | 6 |
| 2022 | 11 | 13 |
| 2023 | 14 | 23 |
| 2024 | 14 | 16 |
| 2025 | 10 | 16 |
| 2026 | 8 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Feminine hygiene articles and films suitable for use in such15 Sep 2026US 12,734,269 B2Dow Global Technologies LLC
- Individually packaged absorbent article23 Jun 2026US 12,661,281 B2Pixie, Inc.
- Sealed absorbent article package with natural fibers9 Jun 2026US 12,648,882 B2The Procter & Gamble Company
- Absorbent article packages with natural fibers28 Apr 2026US 12,611,343 B2The Procter & Gamble Company
- Package of absorbent articles utilizing a shaped nonwoven17 Mar 2026US 12,575,981 B2The Procter & Gamble Company
- Package, container, absorbent article, and method for manufacturing package20 Aug 2026US 2026/0240696 A1Unicharm Corporation
- Method for making a pack of sanitary articles16 Jul 2026US 2026/0200661 A1Tissue Machinery Company S.P.A. (In Breve T.M.C. S.P.A.)
- Menstrual Pad in a Dispenser Box9 Jul 2026US 2026/0191703 A1Egal Pads Inc.
- Packaged feminine hygiene pad product adapted for discreet carry and access, and manufacturing process21 May 2026US 2026/0137565 A1The Procter & Gamble Company
- Packaged feminine hygiene pad product adapted for discreet carry and access, and manufacturing process21 May 2026US 2026/0138767 A1The Procter & Gamble Company
Most cited
By later US patents
- Sanitary napkin attachment means217US 4,608,047 APersonal Products Company · 1986
- Anatomically shaped, self-aligning, sanitary protection device174US 4,804,380 AKimberly-Clark Corporation · 1989
- Labial sanitary pad167US 4,631,062 AKimberly-Clark Corporation · 1986
- Labial sanitary pad159US 4,846,824 AKimberly-Clark Corporation · 1989
- Individually packaged disposable absorbent article142US 4,556,146 AThe Procter & Gamble Company · 1985