G03G 5/0766
Benzidine
Official title: {benzidine}
G03G5/0766 (Benzidine) appears on 83 US grants and 50 published applications in this corpus.
Search patents in G03G- Granted patents
- 83
- Published applications
- 50
- Assignees
- 13
- Inventors
- 177
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 2 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 4 |
| 2008 | 0 | 5 |
| 2009 | 0 | 2 |
| 2010 | 3 | 3 |
| 2011 | 3 | 9 |
| 2012 | 7 | 4 |
| 2013 | 4 | 6 |
| 2014 | 7 | 5 |
| 2015 | 3 | 1 |
| 2016 | 1 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 1 | 2 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus, and method of producing electrophotographic photosensitive member2 Dec 2025US 12,487,536 B2Canon Kabushiki Kaisha
- Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus8 Jun 2021US 11,029,615 B2Canon Kabushiki Kaisha
- Imaging members comprising capped structured organic film compositions7 May 2019US 10,281,831 B2Xerox Corporation
- Electrophotographic photoreceptor and resin composition15 Nov 2016US 9,494,883 B2Idemitsu Kosan Co., Ltd.
- Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus23 Jun 2015US 9,063,505 B2Canon Kabushiki Kaisha
- Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus, and method of producing electrophotographic photosensitive member6 Apr 2023US 2023/0105110 A1Canon Kabushiki Kaisha
- Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus4 Feb 2021US 2021/0033991 A1Canon Kabushiki Kaisha
- Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus4 Feb 2021US 2021/0033992 A1Canon Kabushiki Kaisha
- Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus29 Oct 2020US 2020/0341394 A1Canon Kabushiki Kaisha
- Electrophotographic photosensitive member, production method therefor, process cartridge, and electrophotographic image-forming apparatus21 May 2020US 2020/0159136 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Polyarylamine compounds and systems utilizing polyarylamine compounds129US 4,806,443 AXerox Corporation · 1989
- Polyarylamine compounds and systems utilizing polyarylamine compounds96US 4,801,517 AXerox Corporation · 1989
- Electrophotographic photoreceptor, and process cartridge and image forming apparatus using the photoreceptor69US 6,326,112 B1Ricoh Company, Ltd. · 2001
- Arylamine containing polyhydroxy ether resins and system utilizing arylamine containing polyhydroxyl ether resins66US 4,818,650 AXerox Corporation · 1989
- Imaging members for ink-based digital printing comprising structured organic films64US 8,119,315 B1Xerox Corporation · 2012