C08G 73/028
Polyamidoamines
Official title: {Polyamidoamines}
C08G73/028 (Polyamidoamines) appears on 461 US grants and 416 published applications in this corpus.
Search patents in C08G- Granted patents
- 461
- Published applications
- 416
- Assignees
- 273
- Inventors
- 1,237
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 9 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 8 | 0 |
| 1994 | 9 | 0 |
| 1995 | 12 | 0 |
| 1996 | 8 | 0 |
| 1997 | 14 | 0 |
| 1998 | 9 | 0 |
| 1999 | 17 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 4 |
| 2002 | 13 | 10 |
| 2003 | 9 | 10 |
| 2004 | 9 | 13 |
| 2005 | 6 | 10 |
| 2006 | 5 | 12 |
| 2007 | 7 | 14 |
| 2008 | 5 | 12 |
| 2009 | 6 | 16 |
| 2010 | 11 | 15 |
| 2011 | 12 | 21 |
| 2012 | 15 | 26 |
| 2013 | 19 | 31 |
| 2014 | 20 | 17 |
| 2015 | 18 | 26 |
| 2016 | 18 | 23 |
| 2017 | 24 | 28 |
| 2018 | 15 | 24 |
| 2019 | 17 | 12 |
| 2020 | 18 | 22 |
| 2021 | 7 | 13 |
| 2022 | 7 | 11 |
| 2023 | 8 | 7 |
| 2024 | 12 | 10 |
| 2025 | 6 | 22 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Immolative cell-penetrating complexes for nucleic acid delivery to the lung26 May 2026US 12,636,372 B2The Board of Trustees of the Leland Stanford Junior University
- Creping adhesive, powder for use as creping adhesive, method for producing creping adhesive, and toilet paper, tissue paper, paper towel, kitchen paper, or napkin base paper26 May 2026US 12,637,596 B2Kuraray Co., Ltd.
- Composition for improving softness of tissue and/or towel products12 May 2026US 12,624,503 B2Solenis Technologies, L.P.
- Process for manufacturing wet strength resins21 Apr 2026US 12,606,673 B2Kemira Oyj
- Carbon dioxide capture composite particles and method of producing the same7 Apr 2026US 12,594,540 B2Postech Research and Business Development Foundation
- An intermediate composition1 Oct 2026US 2026/0297259 A1Kemira Oyj
- Radiopaque hydrogels and methods of making and using same23 Jul 2026US 2026/0207791 A1Boston Scientific Scimed, Inc.
- An intermediate composition21 May 2026US 2026/0139437 A1Kemira Oyj
- Antimicrobial and/or antiadhesive crosslinking agents and antimicrobial and/or antiadhesive medical hydrogels formed therefrom16 Apr 2026US 2026/0103570 A1Boston Scientific Scimed, Inc.
- Iodinated vicinal-diol-based compounds and radiopaque hydrogels formed from same19 Feb 2026US 2026/0048153 A1Boston Scientific Scimed, Inc.
Most cited
By later US patents
- Dense star polymers having core, core branches, terminal groups293US 4,507,466 AThe Dow Chemical Company · 1985
- Dense star polymers having two dimensional molecular diameter280US 4,587,329 AThe Dow Chemical Company · 1986
- Dense star polymers and dendrimers260US 4,568,737 AThe Dow Chemical Company · 1986
- Dense star polymer227US 4,558,120 AThe Dow Chemical Company · 1985
- Hydrolytically-stable dense star polyamine191US 4,631,337 AThe Dow Chemical Company · 1986