G03G 5/0557
Obtained otherwise than by reactions only involving carbon-to-carbon unsatured bonds
Official title: {obtained otherwise than by reactions only involving carbon-to-carbon unsatured bonds}
G03G5/0557 (Obtained otherwise than by reactions only involving carbon-to-carbon unsatured bonds) appears on 1,031 US grants and 945 published applications in this corpus.
Search patents in G03G- Granted patents
- 1,031
- Published applications
- 945
- Assignees
- 103
- Inventors
- 1,333
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 7 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 7 | 0 |
| 1991 | 7 | 0 |
| 1992 | 15 | 0 |
| 1993 | 24 | 0 |
| 1994 | 17 | 0 |
| 1995 | 17 | 0 |
| 1996 | 25 | 0 |
| 1997 | 12 | 0 |
| 1998 | 25 | 0 |
| 1999 | 22 | 0 |
| 2000 | 28 | 0 |
| 2001 | 33 | 6 |
| 2002 | 20 | 15 |
| 2003 | 10 | 19 |
| 2004 | 14 | 46 |
| 2005 | 22 | 26 |
| 2006 | 31 | 64 |
| 2007 | 20 | 69 |
| 2008 | 48 | 83 |
| 2009 | 50 | 63 |
| 2010 | 67 | 48 |
| 2011 | 52 | 41 |
| 2012 | 44 | 36 |
| 2013 | 43 | 33 |
| 2014 | 47 | 42 |
| 2015 | 43 | 49 |
| 2016 | 34 | 28 |
| 2017 | 30 | 32 |
| 2018 | 28 | 38 |
| 2019 | 34 | 39 |
| 2020 | 39 | 39 |
| 2021 | 26 | 17 |
| 2022 | 10 | 12 |
| 2023 | 7 | 21 |
| 2024 | 3 | 28 |
| 2025 | 7 | 20 |
| 2026 | 13 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G03G 5/0564Polycarbonates547
- G03G 5/056Polyesters262
- G03G 5/0578Polycondensates comprising silicon atoms in the main chain239
- G03G 5/0567Other polycondensates comprising oxygen atoms in the main chain141
- G03G 5/0575Other polycondensates comprising nitrogen atoms with or without oxygen atoms in the134
- G03G 5/0571Polyamides68
- G03G 5/0582Polycondensates comprising sulfur atoms in the main chain47
- G03G 5/0585Cellulose and derivatives9
Recent patents
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- Electrophotographic member, developing apparatus, electrophotographic process cartridge, and electrophotographic image forming apparatus10 Sep 2026US 2026/0267258 A1Canon Kabushiki Kaisha
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Most cited
By later US patents
- Implantable device and methods for delivering drugs and other substances to treat sinusitis and other disorders1,387US 7,361,168 B2Acclarent, Inc. · 2008
- Multi-layer photoreceptor containing siloxane on a metal oxide layer247US 4,464,450 AXerox Corporation · 1984
- Layered photoresponsive imaging device with photogenerating pigments dispersed in a polyhydroxy ether composition113US 4,439,507 AXerox Corporation · 1984
- Photoreceptor layers containing polydimethylsiloxane copolymers100US 5,069,993 AXerox Corporation · 1991
- Polyarylamine compounds and systems utilizing polyarylamine compounds96US 4,801,517 AXerox Corporation · 1989