C08G 73/0627
With only one nitrogen atom in the ring
Official title: {with only one nitrogen atom in the ring}
C08G73/0627 (With only one nitrogen atom in the ring) appears on 125 US grants and 100 published applications in this corpus.
Search patents in C08G- Granted patents
- 125
- Published applications
- 100
- Assignees
- 103
- Inventors
- 362
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 9 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 4 |
| 2002 | 3 | 2 |
| 2003 | 4 | 4 |
| 2004 | 3 | 3 |
| 2005 | 1 | 3 |
| 2006 | 2 | 5 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 6 |
| 2010 | 6 | 4 |
| 2011 | 5 | 2 |
| 2012 | 1 | 6 |
| 2013 | 1 | 3 |
| 2014 | 4 | 7 |
| 2015 | 5 | 5 |
| 2016 | 5 | 3 |
| 2017 | 1 | 4 |
| 2018 | 4 | 4 |
| 2019 | 2 | 7 |
| 2020 | 1 | 4 |
| 2021 | 8 | 5 |
| 2022 | 2 | 2 |
| 2023 | 4 | 4 |
| 2024 | 4 | 4 |
| 2025 | 0 | 5 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polymerized high-molecular-weight sterically hindered amine and preparation method thereof7 Jul 2026US 12,674,027 B2Beijing Tiangang Auxiliary Co., Ltd.
- Method for the synthesis of a two-dimensional or quasi-two-dimensional polymer film, the two-dimensional or quasi-two-dimensional polymer film and the use14 Apr 2026US 12,600,827 B2Max-Planck-Gesellschaft Zur FöRderung Der Wissenschaften E. V.
- Class of nitrogen-containing heterocyclic polymers, a class of polymer membranes and applications thereof12 Nov 2024US 12,139,580 B2Wuhan Limo Technology Co., Ltd
- Phosphorus containing oligomers and polymers27 Aug 2024US 12,071,514 B2EMPA Eidgenoessische Materialpruefungs- und Forschungsanstalt
- Anion exchange polymers and membranes for electrolysis14 May 2024US 11,980,879 B2Uop LLC
- Polymer adsorbents for selective ions adsorption23 Apr 2026US 2026/0108870 A1Nanyang Technological University
- Leveling agent, composition, and application thereof3 Jul 2025US 2025/0215598 A1Fudan University
- Phosphorus containing oligomers and polymers19 Jun 2025US 2025/0197568 A1EMPA Eidgenoessische Materialpruefungs- und Forschungsanstalt
- Poly(beta-amino ester) microparticles for micronutrient fortification8 May 2025US 2025/0144032 A1Massachusetts Institute of Technology
- Aryl-ether-free polyaromatic polymers with branched structures for anion exchange membranes27 Mar 2025US 2025/0099922 A1Ecole Polytechnique Federale De Lausanne (Epfl)
Most cited
By later US patents
- Polymeric light stabilizers for plastics55US 4,233,412 ACiba-Geigy Corporation · 1980
- Polymers containing guanidinium groups as bile acid sequestrants49US 6,294,163 B1GelTex Pharmaceuticals, Inc. · 2001
- Polypyridinium34US 4,841,021 AMinnesota Mining and Manufacturing Company · 1989
- 1,3,5-Triazines containing at least one piperidine radical32US 4,315,859 ACiba-Geigy Corporation · 1982
- Macromonomers having reactive end groups28US 5,670,564 AMaxdem Incorporated · 1997