C08G 73/0286
Preparatory process from polyamidoamines and epihalohydrins
Official title: {Preparatory process from polyamidoamines and epihalohydrins}
C08G73/0286 (Preparatory process from polyamidoamines and epihalohydrins) appears on 116 US grants and 77 published applications in this corpus.
Search patents in C08G- Granted patents
- 116
- Published applications
- 77
- Assignees
- 48
- Inventors
- 212
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 2 | 0 |
| 2001 | 7 | 2 |
| 2002 | 9 | 4 |
| 2003 | 5 | 6 |
| 2004 | 1 | 2 |
| 2005 | 3 | 3 |
| 2006 | 1 | 0 |
| 2007 | 2 | 6 |
| 2008 | 1 | 3 |
| 2009 | 1 | 0 |
| 2010 | 1 | 3 |
| 2011 | 4 | 5 |
| 2012 | 3 | 5 |
| 2013 | 4 | 7 |
| 2014 | 6 | 3 |
| 2015 | 1 | 5 |
| 2016 | 0 | 3 |
| 2017 | 8 | 3 |
| 2018 | 1 | 4 |
| 2019 | 3 | 0 |
| 2020 | 2 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 3 |
| 2024 | 2 | 3 |
| 2025 | 0 | 4 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 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.
- Process for manufacturing wet strength resins21 Apr 2026US 12,606,673 B2Kemira Oyj
- Coating compositions for use in creped paper product manufacturing and methods for producing the same13 Jan 2026US 12,522,747 B2Solenis Technologies, L.P.
- Composition for copper bump electrodeposition comprising a polyaminoamide type leveling agent5 Nov 2024US 12,134,834 B2BASF SE
- Creping adhesives and processes for making and using same14 May 2024US 11,982,055 B2Ecolabs USA Inc.
- An intermediate composition1 Oct 2026US 2026/0297259 A1Kemira Oyj
- An intermediate composition21 May 2026US 2026/0139437 A1Kemira Oyj
- Adhesive composition comprising ground pea seeds and an amine-based azetidinium-functional cross-linker6 Nov 2025US 2025/0340738 A1Evertree
- Composition for copper electrodeposition comprising a polyaminoamide type leveling agent24 Apr 2025US 2025/0129503 A1BASF SE
- Process to prepare a wood-based article using a two-step addition and sunflower or brassica material2 Jan 2025US 2025/0001644 A1Evertree
Most cited
By later US patents
- Process for creping tissue paper117US 5,865,950 AThe Procter & Gamble Company · 1999
- Dry-strength system83US 6,294,645 B1Hercules Incorporated · 2001
- Wet strength resin composition and method of making same81US 5,239,047 AHenkel Corporation · 1993
- Creping adhesive for creping tissue paper68US 6,207,734 B1The Procter & Gamble Company · 2001
- Process for creping tissue paper67US 5,944,954 AThe Procter & Gamble Company · 1999