C11D 3/3715
Polyesters or polycarbonates
Official title: {Polyesters or polycarbonates}
C11D3/3715 (Polyesters or polycarbonates) appears on 273 US grants and 325 published applications in this corpus.
Search patents in C11D- Granted patents
- 273
- Published applications
- 325
- Assignees
- 107
- Inventors
- 910
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 11 | 0 |
| 1990 | 8 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 15 | 0 |
| 1999 | 8 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 4 |
| 2003 | 8 | 5 |
| 2004 | 1 | 7 |
| 2005 | 6 | 3 |
| 2006 | 4 | 5 |
| 2007 | 2 | 10 |
| 2008 | 4 | 6 |
| 2009 | 2 | 6 |
| 2010 | 4 | 13 |
| 2011 | 5 | 7 |
| 2012 | 2 | 17 |
| 2013 | 7 | 16 |
| 2014 | 13 | 10 |
| 2015 | 4 | 14 |
| 2016 | 10 | 13 |
| 2017 | 8 | 18 |
| 2018 | 7 | 30 |
| 2019 | 18 | 20 |
| 2020 | 12 | 16 |
| 2021 | 12 | 20 |
| 2022 | 6 | 14 |
| 2023 | 7 | 13 |
| 2024 | 7 | 17 |
| 2025 | 8 | 27 |
| 2026 | 6 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polyesters1 Sep 2026US 12,723,131 B2The Procter & Gamble Company
- Detergent composition comprising a polymer1 Sep 2026US 12,723,222 B2The Procter & Gamble Company
- Polyesters comprising structural units with sulfonate groups, and polyalkoxy ether end groups, detergents, and cleaning agents comprising these and their use12 May 2026US 12,624,158 B2Catexel Limited
- Dryer sheet and process of making17 Mar 2026US 12,577,510 B2The Procter & Gamble Company
- Fabric and home care product comprising a sulfatized esteramine3 Mar 2026US 12,565,628 B2The Procter & Gamble Company
- Fabric and home care composition comprising a polyester17 Sep 2026US 2026/0275244 A1The Procter & Gamble Company
- Detergent having increased washing power against oily and greasy soiling6 Aug 2026US 2026/0226373 A1Henkel AG & Co. KGaA
- Improvements in or related to organic compounds23 Jul 2026US 2026/0207445 A1
- Biodegradable graft polymers for dye transfer inhibition16 Jul 2026US 2026/0201279 A1BASF SE
- Polyesters2 Jul 2026US 2026/0184846 A1Clariant International Ltd.
Most cited
By later US patents
- Alkoxylated cationic detergency ingredients164US 6,136,769 AThe Procter & Gamble Company · 2000
- Soil release agents having allyl-derived sulfonated end caps127US 4,968,451 AThe Procter & Gamble Company · 1990
- Block polyesters and like compounds useful as soil release agents in detergent compositions118US 4,702,857 AThe Procter & Gamble Company · 1987
- Polyhydroxy fatty acid amides in soil release agent-containing detergent compositions115US 5,332,528 AThe Procter & Gamble Company · 1994
- Laundry detergent compositions comprising cationic surfactants and modified polyamine soil dispersents114US 6,004,922 AThe Procter & Gamble Company · 1999