C11D 3/3711
Polyacetal carboxylates
Official title: {Polyacetal carboxylates}
C11D3/3711 (Polyacetal carboxylates) appears on 35 US grants and 7 published applications in this corpus.
Search patents in C11D- Granted patents
- 35
- Published applications
- 7
- Assignees
- 10
- Inventors
- 70
- Latest grant
- 30 Jan 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 5 | 0 |
| 1980 | 7 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Renewably sourced soil release polyesters30 Jan 2024US 11,884,775 B2Clariant International Ltd.
- Preparing ether carboxylates23 Jun 2015US 9,062,278 B2BASF SE
- Cleaning agent7 Jun 2011US 7,956,026 B2Espo Chemicals Corporation
- Production process for glyoxylic acid (salt)-based polymer10 Jun 2003US 6,576,714 B2Nippon Shokubai Co., Ltd.
- Liquid hard-surface cleaning compositions19 Nov 2002US 6,482,793 B1The Procter & Gamble Company
- Dishwashing detergent formulation9 Jul 2026US 2026/0193570 A1
- Acetoacetyl polymer - based microcapsules9 May 2024US 2024/0149237 A1Firmenich SA
- Renewably Sourced Soil Release Polyesters31 Dec 2020US 2020/0407494 A1Clariant International Ltd.
- Detergent pack25 Apr 2019US 2019/0119612 A1The Procter & Gamble Company
- Preparing ether carboxylates25 Aug 2011US 2011/0207634 A1BASF SE
Most cited
By later US patents
- Polymeric acetal carboxylates116US 4,144,226 AMonsanto Company · 1979
- Detergent compositions comprising polyacetal carboxylates67US 4,146,495 AMonsanto Company · 1979
- Polyacetals, preparation thereof from dialdehydes and polyolcarboxylic acids, and use of same51US 4,816,553 ABASF SE · 1989
- Polyacetals based on divinyl ethers, dihydroxy compounds and monohydroxy compounds21US 5,374,681 ABASF SE · 1994
- Liquid hard-surface cleaning compositions19US 6,482,793 B1The Procter & Gamble Company · 2002