C11D 7/08
Acids
C11D7/08 (Acids) appears on 515 US grants and 556 published applications in this corpus.
Search patents in C11D- Granted patents
- 515
- Published applications
- 556
- Assignees
- 279
- Inventors
- 1,290
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 11 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 13 | 0 |
| 1999 | 13 | 0 |
| 2000 | 17 | 0 |
| 2001 | 12 | 6 |
| 2002 | 23 | 22 |
| 2003 | 23 | 28 |
| 2004 | 12 | 34 |
| 2005 | 12 | 30 |
| 2006 | 14 | 42 |
| 2007 | 17 | 19 |
| 2008 | 15 | 31 |
| 2009 | 16 | 22 |
| 2010 | 12 | 15 |
| 2011 | 16 | 19 |
| 2012 | 14 | 19 |
| 2013 | 16 | 16 |
| 2014 | 16 | 22 |
| 2015 | 11 | 27 |
| 2016 | 18 | 21 |
| 2017 | 15 | 20 |
| 2018 | 11 | 22 |
| 2019 | 17 | 23 |
| 2020 | 16 | 18 |
| 2021 | 20 | 15 |
| 2022 | 14 | 22 |
| 2023 | 12 | 15 |
| 2024 | 16 | 20 |
| 2025 | 13 | 15 |
| 2026 | 5 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for impurity removal from cargo tanks of vessels that store and transport hydrocarbons6 Oct 2026US 12,753,373 B2Chevron U.S.A.Inc.
- Cleaning liquid and method for cleaning semiconductor substrate8 Sep 2026US 12,733,424 B2FUJIFILM Corporation
- Color-changing sanitizing compositions and methods of use16 Jun 2026US 12,653,188 B2Kimberly-Clark Worldwide, Inc.
- Metal surface treatment composition26 May 2026US 12,637,637 B2
- Chemical product for rapid removal of food burned on to the surfaces of cooktops5 May 2026US 12,618,025 B2
- Processing solution, method for processing semiconductor substrate, and method for manufacturing semiconductor device1 Oct 2026US 2026/0297465 A1Tokyo Ohka Kogyo.Co., Ltd.
- Solvent-based compositions for post-etch residue removal and related methods27 Aug 2026US 2026/0250607 A1Entegris, Inc.
- Enzymatic cleaner for an automated clinical analyzer and methods of use thereof13 Aug 2026US 2026/0234511 A1Siemens Healthcare Diagnostics Inc.
- Chemical product for rapid removal of food burned on to the surfaces of cooktops6 Aug 2026US 2026/0226378 A1
- Cleaning composition and method of fabricating semiconductor device using the same16 Jul 2026US 2026/0201276 A1Dongwoo Fine-Chem Co., Ltd.
Most cited
By later US patents
- Thickened acidic aqueous compositions using cross-linked dialkylaminoacrylic microparticles202US 5,100,660 AAllied Colloids Limited · 1992
- Semiconductor wafer cleaning system181US 5,656,097 AVerteq, Inc. · 1997
- Method of cleaning quartz substrates using conductive solutions131US 6,162,302 AAgilent Technologies, Inc. · 2000
- Cleaning composition107US 5,804,546 ACussons (International) Limited · 1998
- Antimicrobial acid cleaner for use on organic or food soil91US 5,998,358 AEcolab Inc. · 1999