A61F 2013/422
The alarm being a colour change
Official title: {the alarm being a colour change}
A61F2013/422 (The alarm being a colour change) appears on 115 US grants and 202 published applications in this corpus.
Search patents in A61F- Granted patents
- 115
- Published applications
- 202
- Assignees
- 62
- Inventors
- 269
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 0 | 7 |
| 2013 | 1 | 6 |
| 2014 | 6 | 9 |
| 2015 | 7 | 8 |
| 2016 | 5 | 12 |
| 2017 | 7 | 25 |
| 2018 | 10 | 15 |
| 2019 | 9 | 14 |
| 2020 | 19 | 27 |
| 2021 | 10 | 15 |
| 2022 | 11 | 10 |
| 2023 | 6 | 22 |
| 2024 | 8 | 7 |
| 2025 | 11 | 9 |
| 2026 | 4 | 7 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Tactical hemostatic bandage21 Apr 2026US 12,605,164 B2Solid Year Co., Ltd.
- Canine diaper assembly24 Mar 2026US 12,582,560 B2
- Urine quantifying bed pad17 Mar 2026US 12,575,976 B2Recker Medical
- Composition for wet indicator17 Mar 2026US 12,575,977 B2Henkel AG & Co. KGaA
- Determining diaper loading using color detection or activity state4 Nov 2025US 12,458,543 B2Verily Life Sciences LLC
- Ostomy output indicator27 Aug 2026US 2026/0248660 A1Hollister Incorporated
- Absorbent pad and garment comprising the absorbent pad23 Jul 2026US 2026/0207399 A1Mas Innovation (Private) Limited
- Skin barrier wafer for wound drainage collectors16 Jul 2026US 2026/0198815 A1University of Central Oklahoma
- Incontinence detection strip and methods14 May 2026US 2026/0130803 A1
- Underpad with wetness indicator30 Apr 2026US 2026/0115055 A1Medline Industries, Inc.
Most cited
By later US patents
- Disposable absorbent articles having printed wetness indicators70US 7,332,642 B2The Procter & Gamble Company · 2008
- Absorbent articles having channel-forming areas and wetness indicator57US 9,789,009 B2The Procter & Gamble Company · 2017
- Wetness sensor for use in an absorbent article29US 8,871,994 B2Kimberly-Clark Worldwide, Inc. · 2014
- Wound dressing with a sensor21US 10,687,984 B2Absorbest AB · 2020
- Sensor systems comprising anti-choking features20US 10,271,998 B2The Procter & Gamble Company · 2019