B41J 2/17526
Electrical contacts to the cartridge
Official title: {Electrical contacts to the cartridge}
B41J2/17526 (Electrical contacts to the cartridge) appears on 1,640 US grants and 1,598 published applications in this corpus.
Search patents in B41J- Granted patents
- 1,640
- Published applications
- 1,598
- Assignees
- 127
- Inventors
- 1,724
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 11 | 0 |
| 1996 | 17 | 0 |
| 1997 | 21 | 0 |
| 1998 | 17 | 0 |
| 1999 | 22 | 0 |
| 2000 | 22 | 0 |
| 2001 | 31 | 11 |
| 2002 | 33 | 41 |
| 2003 | 33 | 55 |
| 2004 | 41 | 37 |
| 2005 | 38 | 74 |
| 2006 | 50 | 43 |
| 2007 | 42 | 60 |
| 2008 | 48 | 67 |
| 2009 | 41 | 74 |
| 2010 | 61 | 52 |
| 2011 | 61 | 32 |
| 2012 | 54 | 48 |
| 2013 | 61 | 64 |
| 2014 | 71 | 50 |
| 2015 | 62 | 72 |
| 2016 | 81 | 89 |
| 2017 | 81 | 93 |
| 2018 | 76 | 100 |
| 2019 | 103 | 90 |
| 2020 | 78 | 98 |
| 2021 | 95 | 108 |
| 2022 | 91 | 60 |
| 2023 | 52 | 65 |
| 2024 | 58 | 45 |
| 2025 | 40 | 50 |
| 2026 | 32 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cartridge mountable to a printing apparatus that ejects liquid onto a print medium for printing6 Oct 2026US 12,752,542 B2Canon Kabushiki Kaisha
- Fluid ejection device components6 Oct 2026US 12,752,545 B2Hewlett-Packard Development Company, L. P.
- Liquid ejection apparatus and method of controlling the same1 Sep 2026US 12,722,381 B2Canon Kabushiki Kaisha
- Cartridge, printing device, and printing system1 Sep 2026US 12,722,383 B2Seiko Epson Corporation
- Ink container1 Sep 2026US 12,722,385 B2Brother Kogyo Kabushiki Kaisha
- Ink container and system1 Oct 2026US 2026/0296038 A1Brother Kogyo Kabushiki Kaisha
- Ink container and system1 Oct 2026US 2026/0296039 A1Brother Kogyo Kabushiki Kaisha
- Printing apparatus, control method thereof, and storage medium17 Sep 2026US 2026/0273945 A1Canon Kabushiki Kaisha
- Epoxy-based uv-vis-curable encapsulant compositions13 Aug 2026US 2026/0234322 A1Sicpa Holding SA
- System including liquid bottle configured to store recording liquid, tank configured to store recording liquid supplied from the liquid bottle, and hole16 Jul 2026US 2026/0200233 A1Brother Kogyo Kabushiki Kaisha
Most cited
By later US patents
- Printer ink cartridge with memory storage capacity338US 5,610,635 AEncad, Inc. · 1997
- 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
- Disposable ink jet head275US 4,500,895 AHewlett-Packard Company · 1985
- Power supply for a four color modular printhead272US 6,439,908 B1Silverbrook Research Pty Ltd · 2002