B41J 2002/1856
Waste ink containers
Official title: {waste ink containers}
B41J2002/1856 (Waste ink containers) appears on 87 US grants and 106 published applications in this corpus.
Search patents in B41J- Granted patents
- 87
- Published applications
- 106
- Assignees
- 22
- Inventors
- 226
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 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 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 5 | 7 |
| 2015 | 4 | 4 |
| 2016 | 8 | 8 |
| 2017 | 4 | 8 |
| 2018 | 5 | 14 |
| 2019 | 15 | 14 |
| 2020 | 13 | 7 |
| 2021 | 8 | 10 |
| 2022 | 5 | 2 |
| 2023 | 3 | 7 |
| 2024 | 3 | 10 |
| 2025 | 6 | 3 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Degassing device and inkjet recording apparatus29 Sep 2026US 12,746,758 B2KYOCERA Document Solutions Inc.
- Liquid ejection device8 Sep 2026US 12,728,653 B2Seiko Epson Corporation
- Inkjet recording apparatus14 Apr 2026US 12,600,141 B2KYOCERA Document Solutions Inc.
- Printer maintenance carousel system and method31 Mar 2026US 12,589,597 B2Brady Worldwide, Inc.
- Waste ink tank and printing apparatus in which the tank includes a substantially box-shaped container provided with an insertion port that can be shielded17 Mar 2026US 12,576,645 B2Canon Kabushiki Kaisha
- Liquid ejection device9 Jul 2026US 2026/0192577 A1Seiko Epson Corporation
- Waste ink tank and printing apparatus in which the tank includes a substantially box-shaped container provided with an insertion port that can be sheilded2 Jul 2026US 2026/0184079 A1Canon Kabushiki Kaisha
- Marking system with bypass tube23 Apr 2026US 2026/0109151 A1Xerox Corporation
- Liquid ejecting apparatus, control method for the same, and medium26 Mar 2026US 2026/0084432 A1Brother Kogyo Kabushiki Kaisha
- Degassing device and inkjet recording apparatus26 Feb 2026US 2026/0054497 A1KYOCERA Document Solutions Inc.
Most cited
By later US patents
- Media cartridge and ink jet recording apparatus131US 6,378,997 B1Canon Kabushiki Kaisha · 2002
- Ink disposal system for ink jet printer51US 4,437,104 AAdvanced Color Technology, Inc. · 1984
- Method and apparatus for preventing nozzle clogging in ink jet printing apparatus16US 6,352,333 B2Ricoh Company, Ltd. · 2002
- Liquid ejecting apparatus15US 9,004,655 B2Brother Kogyo Kabushiki Kaisha · 2015
- Waste liquid container, liquid ejection device, and waste liquid collection system6US 9,227,407 B1Seiko Epson Corporation · 2016