C11D 1/08
Polycarboxylic acids containing no nitrogen or sulfur
C11D1/08 (Polycarboxylic acids containing no nitrogen or sulfur) appears on 85 US grants and 62 published applications in this corpus.
Search patents in C11D- Granted patents
- 85
- Published applications
- 62
- Assignees
- 62
- Inventors
- 246
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 2 |
| 2005 | 0 | 5 |
| 2006 | 1 | 1 |
| 2007 | 4 | 5 |
| 2008 | 3 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 2 | 0 |
| 2013 | 1 | 3 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 3 |
| 2020 | 0 | 6 |
| 2021 | 2 | 4 |
| 2022 | 3 | 9 |
| 2023 | 6 | 7 |
| 2024 | 8 | 5 |
| 2025 | 3 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- No rinse quat/acid/ethoxylated alcohol disinfectant composition for food contact surfaces14 Apr 2026US 12,600,921 B2Ecolab USA Inc.
- Acidic liquid fabric care compositions26 Aug 2025US 12,398,343 B2The Procter & Gamble Company
- Water-soluble refill dose article enclosing a concentrated liquid cleanser composition and kits having same22 Jul 2025US 12,365,851 B2Hayden Products LLC
- Acidic liquid fabric care compositions4 Mar 2025US 12,241,041 B2The Procter & Gamble Company
- Preservation of cell-free nucleic acids in biological samples10 Sep 2024US 12,084,650 B2Norgen Biotek Corp.
- Acidic liquid fabric care compositions20 Nov 2025US 2025/0354087 A1The Procter & Gamble Company
- Acidic liquid fabric care compositions26 Jun 2025US 2025/0207057 A1The Procter & Gamble Company
- Triamine-Based Disinfecting Cleaning Composition5 Dec 2024US 2024/0400947 A1Arxada AG
- Surfactants from Bio-Based Feedstock28 Nov 2024US 2024/0391929 A1
- Acidic liquid fabric care compositions19 Sep 2024US 2024/0309294 A1The Procter & Gamble Company
Most cited
By later US patents
- Shaped solid made with a rigid, interlocking mesh of neutralized carboxylic acid69US 5,340,492 AThe Procter & Gamble Company · 1994
- Surface-active agents having two hydrophobic chains and two hydrophilic groups42US 5,160,450 ALion Corporation · 1992
- Hard surface detergent compositions36US 5,376,298 AThe Procter & Gamble Company · 1994
- Alkaline detergent compositions32US 4,081,395 APennwalt Corporation · 1978
- Surfactant blend for use in highly alkaline compositions28US 6,537,960 B1Ecolab Inc. · 2003