C08G 73/0622
Polycondensates containing six-membered rings, not condensed with other rings, with nitrogen atoms
Official title: {Polycondensates containing six-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms}
C08G73/0622 (Polycondensates containing six-membered rings, not condensed with other rings, with nitrogen atoms) appears on 741 US grants and 578 published applications in this corpus.
Search patents in C08G- Granted patents
- 741
- Published applications
- 578
- Assignees
- 370
- Inventors
- 1,593
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 11 | 0 |
| 1978 | 13 | 0 |
| 1979 | 6 | 0 |
| 1980 | 8 | 0 |
| 1981 | 12 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 9 | 0 |
| 1985 | 13 | 0 |
| 1986 | 6 | 0 |
| 1987 | 7 | 0 |
| 1988 | 14 | 0 |
| 1989 | 11 | 0 |
| 1990 | 16 | 0 |
| 1991 | 13 | 0 |
| 1992 | 17 | 0 |
| 1993 | 18 | 0 |
| 1994 | 11 | 0 |
| 1995 | 15 | 0 |
| 1996 | 8 | 0 |
| 1997 | 16 | 0 |
| 1998 | 25 | 0 |
| 1999 | 19 | 0 |
| 2000 | 12 | 0 |
| 2001 | 13 | 8 |
| 2002 | 11 | 5 |
| 2003 | 12 | 15 |
| 2004 | 10 | 14 |
| 2005 | 8 | 14 |
| 2006 | 7 | 19 |
| 2007 | 8 | 8 |
| 2008 | 7 | 8 |
| 2009 | 4 | 19 |
| 2010 | 11 | 19 |
| 2011 | 14 | 18 |
| 2012 | 10 | 24 |
| 2013 | 11 | 32 |
| 2014 | 19 | 33 |
| 2015 | 26 | 41 |
| 2016 | 33 | 47 |
| 2017 | 35 | 39 |
| 2018 | 34 | 35 |
| 2019 | 26 | 40 |
| 2020 | 37 | 25 |
| 2021 | 27 | 22 |
| 2022 | 15 | 23 |
| 2023 | 20 | 26 |
| 2024 | 21 | 14 |
| 2025 | 8 | 18 |
| 2026 | 11 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compound, method for preparing same, and single molecule, oligomer and polymer derived from same29 Sep 2026US 12,747,216 B2LG Chem.Ltd.
- Pattern-forming composition1 Sep 2026US 12,724,350 B2Nissan Chemical Corporation
- Poly (melamine-co-oxalyl), methods of synthesizing and using same and articles treated with same18 Aug 2026US 12,709,661 B2State of Israel Prime Minister's Office Israel Institute for Biological Research
- Method for producing polymer4 Aug 2026US 12,698,361 B2Nissan Chemical Corporation
- Polymerized high-molecular-weight sterically hindered amine and preparation method thereof7 Jul 2026US 12,674,027 B2Beijing Tiangang Auxiliary Co., Ltd.
- Compound Of Q-CTF-OH Having Covalent Triazine Framework, Method Of Making The Same, Method Of Preparing Cathode Of Metal Ion Battery, And Metal Ion Battery24 Sep 2026US 2026/0286053 A1National Cheng Kung University
- Porous organic materials for iodine remediation in water10 Sep 2026US 2026/0265085 A1
- Resin composition and uses of the same13 Aug 2026US 2026/0234399 A1Taiwan Union Technology Corporation
- Resist underlayer film-forming composition23 Jul 2026US 2026/0211331 A1Nissan Chemical Corporation
- Cyanate esters as monomers in polymerizable compositions2 Jul 2026US 2026/0184828 A1Technische UniversitäT Wien
Most cited
By later US patents
- Ester-terminated polyamides of polymerized fatty acids useful in formulating transparent gels in low polarity liquids271US 5,783,657 AUnion Camp Corporation · 1998
- Piperazine based polymer and hair treating composition containing the same169US 4,013,787 ASociete Anonyme dite: L'Oreal · 1977
- Novel polytriazine compounds135US 4,086,204 AChimosa Chimica Organica S.p.A. · 1978
- Ester-terminated polyamide gels126US 6,111,055 ABush Boake Allen Limited · 2000
- Mesogenic polycyanates and thermosets thereof123US 5,442,039 AThe Dow Chemical Company · 1995