A61L 2209/133
Replaceable cartridges, refills
A61L2209/133 (Replaceable cartridges, refills) appears on 554 US grants and 932 published applications in this corpus.
Search patents in A61L- Granted patents
- 554
- Published applications
- 932
- Assignees
- 318
- Inventors
- 1,368
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 3 |
| 2003 | 2 | 4 |
| 2004 | 3 | 1 |
| 2005 | 0 | 4 |
| 2006 | 2 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 5 |
| 2009 | 0 | 1 |
| 2010 | 4 | 15 |
| 2011 | 3 | 18 |
| 2012 | 6 | 21 |
| 2013 | 5 | 17 |
| 2014 | 20 | 52 |
| 2015 | 18 | 30 |
| 2016 | 42 | 48 |
| 2017 | 29 | 59 |
| 2018 | 36 | 75 |
| 2019 | 41 | 63 |
| 2020 | 46 | 80 |
| 2021 | 52 | 94 |
| 2022 | 52 | 73 |
| 2023 | 51 | 71 |
| 2024 | 61 | 77 |
| 2025 | 42 | 63 |
| 2026 | 35 | 55 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Volatile composition dispenser with cartridge for multiple volatile compositions6 Oct 2026US 12,752,031 B2The Procter & Gamble Company
- Multi-component variable control fragrance dispensing system apparatus6 Oct 2026US 12,752,032 B2Creative Elements NY LLC
- Fragrance presentation device, fragrance presentation system, and management device25 Aug 2026US 12,714,764 B2Sony Group Corporation
- Refillable volatile composition dispenser18 Aug 2026US 12,708,691 B2The Procter & Gamble Company
- Volatile composition dispenser with improved scent intensity control18 Aug 2026US 12,708,692 B2The Procter & Gamble Company
- Lighting element with insect repelling element8 Oct 2026US 2026/0305598 A1PIC Corporation
- Devices and methods for controlled release of volatile active ingredients8 Oct 2026US 2026/0305602 A1
- Dispenser for a volatile liquid composition8 Oct 2026US 2026/0306691 A1The Procter & Gamble Company
- Channeled air freshener with multiple release modes8 Oct 2026US 2026/0306694 A1Energizer Auto, Inc.
- Deployable non-powered fragrance diffuser1 Oct 2026US 2026/0295107 A1Votivo, LLC
Most cited
By later US patents
- Diffuser with light emitting diode nightlight97US 7,932,482 B2S. C. Johnson & Son, Inc. · 2011
- Multipurpose cartridge-based liquid dispensing air freshener system69US 8,170,405 B22012
- Diffusion device with replaceable cartridge65US 7,712,683 B2Prolitec Inc. · 2010
- Apparatus for delivering a volatile material61US 8,740,110 B2The Procter & Gamble Company · 2014
- Electronic flameless candle61US 9,033,553 B22015