B41J 2/17506
Refilling of the cartridge
Official title: {Refilling of the cartridge}
B41J2/17506 (Refilling of the cartridge) appears on 3,332 US grants and 3,444 published applications in this corpus.
Search patents in B41J- Granted patents
- 3,332
- Published applications
- 3,444
- Assignees
- 308
- Inventors
- 3,405
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 13 | 0 |
| 1995 | 7 | 0 |
| 1996 | 18 | 0 |
| 1997 | 27 | 0 |
| 1998 | 48 | 0 |
| 1999 | 75 | 0 |
| 2000 | 79 | 0 |
| 2001 | 84 | 31 |
| 2002 | 62 | 86 |
| 2003 | 52 | 79 |
| 2004 | 74 | 109 |
| 2005 | 82 | 182 |
| 2006 | 74 | 114 |
| 2007 | 77 | 166 |
| 2008 | 128 | 224 |
| 2009 | 104 | 163 |
| 2010 | 171 | 151 |
| 2011 | 180 | 133 |
| 2012 | 146 | 69 |
| 2013 | 145 | 82 |
| 2014 | 106 | 71 |
| 2015 | 95 | 101 |
| 2016 | 99 | 108 |
| 2017 | 110 | 157 |
| 2018 | 125 | 178 |
| 2019 | 165 | 161 |
| 2020 | 167 | 226 |
| 2021 | 169 | 164 |
| 2022 | 141 | 196 |
| 2023 | 168 | 156 |
| 2024 | 137 | 133 |
| 2025 | 135 | 134 |
| 2026 | 55 | 70 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cushioning member and ink supply device6 Oct 2026US 12,752,539 B2KYOCERA Document Solutions Inc.
- Ink refill container6 Oct 2026US 12,752,540 B2Seiko Epson Corporation
- Flow path connection mechanism and inkjet recording apparatus29 Sep 2026US 12,746,755 B2KYOCERA Document Solutions Inc.
- Liquid storage container15 Sep 2026US 12,734,813 B2Canon Kabushiki Kaisha
- Ink jet recording method and ink jet recording apparatus15 Sep 2026US 12,734,814 B2Canon Kabushiki Kaisha
- Liquid accommodation body and method of pouring liquid into liquid accommodation body1 Oct 2026US 2026/0296035 A1Seiko Epson Corporation
- Ink refill container and ink refill container remanufacturing method24 Sep 2026US 2026/0285048 A1Canon Kabushiki Kaisha
- Ink replenishment system17 Sep 2026US 2026/0273944 A1Seiko Epson Corporation
- Printing apparatus, control method thereof, and storage medium17 Sep 2026US 2026/0273945 A1Canon Kabushiki Kaisha
- Liquid container17 Sep 2026US 2026/0273946 A1
Most cited
By later US patents
- Fluid conduction utilizing a reversible unsaturated siphon with tubarc porosity action1,386US 6,766,817 B2Tubarc Technologies, LLC · 2004
- Irrigation and drainage based on hydrodynamic unsaturated fluid flow961US 6,918,404 B2Tubarc Technologies, LLC · 2005
- Ink refill and recharging system947US 7,066,586 B2Tubarc Technologies, LLC · 2006
- Replaceable part with integral memory for usage, calibration and other data311US 5,835,817 AHewlett-Packard Company · 1998
- Replaceable part with integral memory for usage, calibration and other data276US 5,699,091 AHewlett-Packard Company · 1997