C11D 2111/16
Metals
C11D2111/16 (Metals) appears on 382 US grants and 451 published applications in this corpus.
Search patents in C11D- Granted patents
- 382
- Published applications
- 451
- Assignees
- 243
- Inventors
- 1,004
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 8 | 0 |
| 1997 | 8 | 0 |
| 1998 | 20 | 0 |
| 1999 | 19 | 0 |
| 2000 | 21 | 0 |
| 2001 | 14 | 3 |
| 2002 | 11 | 11 |
| 2003 | 11 | 14 |
| 2004 | 6 | 13 |
| 2005 | 2 | 16 |
| 2006 | 6 | 8 |
| 2007 | 4 | 14 |
| 2008 | 8 | 13 |
| 2009 | 6 | 15 |
| 2010 | 12 | 14 |
| 2011 | 9 | 11 |
| 2012 | 8 | 18 |
| 2013 | 10 | 9 |
| 2014 | 13 | 18 |
| 2015 | 9 | 23 |
| 2016 | 7 | 11 |
| 2017 | 13 | 22 |
| 2018 | 6 | 21 |
| 2019 | 16 | 14 |
| 2020 | 8 | 25 |
| 2021 | 16 | 27 |
| 2022 | 17 | 26 |
| 2023 | 21 | 31 |
| 2024 | 17 | 28 |
| 2025 | 19 | 28 |
| 2026 | 19 | 18 |
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 substrate22 Sep 2026US 12,742,138 B2Tokyo Ohka Kogyo.Co., Ltd.
- Stabilized enzymatic detergent compositions15 Sep 2026US 12,735,657 B2Ecolab USA Inc.
- Solid fast draining/drying rinse aid for high total dissolved solid water conditions25 Aug 2026US 12,716,044 B2Ecolab USA Inc.
- Metal surface treatment composition26 May 2026US 12,637,637 B2
- Polyalkoxylated compounds, their preparation and their use24 Sep 2026US 2026/0286249 A1Specialty Operations France
- Cleaning compositions with n-substituted piperazines24 Sep 2026US 2026/0286257 A1Dow Global Technologies LLC
- Systems for treating a metal substrate20 Aug 2026US 2026/0242617 A1PPG Industries Ohio, Inc.
- Cleaning composition for metal articles30 Jul 2026US 2026/0218083 A1Kao Corporation
- Oxidized iron surface scale remover30 Jul 2026US 2026/0218086 A1W. M. Barr & Company
Most cited
By later US patents
- Post clean treatment composition comprising an organic acid and hydroxylamine137US 5,981,454 AEKC Technology, Inc. · 1999
- High water content, low viscosity, oil continuous microemulsions and emulsions, and their use in cleaning applications126US 5,811,383 AThe Dow Chemical Company · 1998
- Post clean treatment85US 6,156,661 AEKC Technology, Inc. · 2000
- High water content, low viscosity, oil continuous microemulsions and emulsions, and their use in cleaning applications79US 5,597,792 AThe Dow Chemical Company · 1997
- Neutral aqueous cleaning composition67US 5,705,472 APetroferm Inc. · 1998