G03G 5/14734
Polymers comprising at least one carboxyl radical
Official title: {Polymers comprising at least one carboxyl radical, e.g. polyacrylic acid, polycrotonic acid, polymaleic acid; Derivatives thereof, e.g. their esters, salts, anhydrides, nitriles, amides}
G03G5/14734 (Polymers comprising at least one carboxyl radical) appears on 217 US grants and 278 published applications in this corpus.
Search patents in G03G- Granted patents
- 217
- Published applications
- 278
- Assignees
- 32
- Inventors
- 480
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 4 |
| 2004 | 2 | 2 |
| 2005 | 1 | 9 |
| 2006 | 3 | 13 |
| 2007 | 1 | 14 |
| 2008 | 7 | 18 |
| 2009 | 9 | 12 |
| 2010 | 17 | 15 |
| 2011 | 10 | 22 |
| 2012 | 15 | 8 |
| 2013 | 17 | 11 |
| 2014 | 11 | 14 |
| 2015 | 16 | 14 |
| 2016 | 9 | 8 |
| 2017 | 4 | 10 |
| 2018 | 8 | 13 |
| 2019 | 13 | 21 |
| 2020 | 19 | 11 |
| 2021 | 8 | 7 |
| 2022 | 6 | 3 |
| 2023 | 1 | 22 |
| 2024 | 2 | 9 |
| 2025 | 4 | 7 |
| 2026 | 4 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image forming apparatus16 Jun 2026US 12,656,720 B2FUJIFILM Business Innovation Corp.
- Electrophotographic member and method of producing the member, process cartridge, and electrophotographic image forming apparatus10 Feb 2026US 12,547,088 B2Canon Kabushiki Kaisha
- Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and method of producing electrophotographic photosensitive member3 Feb 2026US 12,541,157 B2Canon Kabushiki Kaisha
- Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and method of producing electrophotographic photosensitive member13 Jan 2026US 12,523,943 B2Canon Kabushiki Kaisha
- Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus4 Nov 2025US 12,461,459 B2Canon Kabushiki Kaisha
- Electrophotographic photoreceptor, process cartridge, and image forming apparatus10 Sep 2026US 2026/0267244 A1KYOCERA Document Solutions Inc.
- Electrophotographic photoreceptor, method of producing an electrophotographic photoreceptor, process cartridge, and image forming apparatus10 Sep 2026US 2026/0267246 A1KYOCERA Document Solutions Inc.
- Electrophotographic photoreceptor, process cartridge, and image forming apparatus10 Sep 2026US 2026/0267247 A1KYOCERA Document Solutions Inc.
- Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus, and method of producing electrophotographic photosensitive member13 Aug 2026US 2026/0235972 A1Canon Kabushiki Kaisha
- Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus11 Jun 2026US 2026/0161104 A1
Most cited
By later US patents
- Toner developed electrostatic imaging process for outdoor signs83US 5,262,259 AMinnesota Mining and Manufacturing Company · 1993
- Release layer for photoreceptors59US 5,733,698 AMinnesota Mining and Manufacturing Company · 1998
- Electrophotographic photosensitive member, method of producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus57US 7,910,274 B2Canon Kabushiki Kaisha · 2011
- Developer and image forming method55US 7,855,042 B2Canon Kabushiki Kaisha · 2010
- Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus38US 10,558,132 B2Canon Kabushiki Kaisha · 2020