C25D 11/16
Pretreatment
Official title: Pretreatment {, e.g. desmutting}
C25D11/16 (Pretreatment) appears on 328 US grants and 490 published applications in this corpus.
Search patents in C25D- Granted patents
- 328
- Published applications
- 490
- Assignees
- 258
- Inventors
- 1,224
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 2 |
| 2002 | 5 | 6 |
| 2003 | 4 | 12 |
| 2004 | 5 | 4 |
| 2005 | 3 | 2 |
| 2006 | 4 | 13 |
| 2007 | 1 | 3 |
| 2008 | 4 | 8 |
| 2009 | 1 | 14 |
| 2010 | 7 | 11 |
| 2011 | 3 | 19 |
| 2012 | 6 | 18 |
| 2013 | 7 | 30 |
| 2014 | 11 | 25 |
| 2015 | 19 | 38 |
| 2016 | 12 | 40 |
| 2017 | 25 | 42 |
| 2018 | 27 | 32 |
| 2019 | 23 | 33 |
| 2020 | 25 | 27 |
| 2021 | 19 | 21 |
| 2022 | 16 | 18 |
| 2023 | 10 | 20 |
| 2024 | 17 | 30 |
| 2025 | 19 | 17 |
| 2026 | 13 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for preparing anodic aluminum oxide-based photonic crystal product and anodic aluminum oxide-based photonic crystal product prepared thereby1 Sep 2026US 12,723,320 B2Jabil Circuit (Singapore) Pte. Ltd.
- Method for preparing sintered anode aluminum foil and sintered anode aluminum foil7 Jul 2026US 12,673,365 B2Chongqing University
- Electronic device and method for manufacturing housing of electronic device9 Jun 2026US 12,649,978 B2Samsung Electronics Co., Ltd.
- Self-healing anti-icing aluminum conductor steel-reinforced with composite microporous structure and preparation method thereof19 May 2026US 12,630,754 B2Chongqing University
- Aluminum member and manufacturing method thereof12 May 2026US 12,624,471 B2National University Corporation Hokkaido University
- A particle mediated anodising process for white anodised surfaces1 Oct 2026US 2026/0297789 A1Cirrus Materials Science Ltd
- Non-coated non-stick cookware and manufacturing method thereof18 Jun 2026US 2026/0165529 A1Tibet Suntrue Houseware Tech Co., Ltd.
- Method of cleaning an aluminum wheel18 Jun 2026US 2026/0166676 A1International Marketing, Inc.
- Method for manufacturing casing structure11 Jun 2026US 2026/0159981 A1Acer Incorporated
- An alumina film structure for heat dissipation of a bare conductor under high voltage, and a method for preparing the same30 Apr 2026US 2026/0120920 A1Chongqing University
Most cited
By later US patents
- Method of manufacturing porous anodized alumina film87US 6,139,713 ANippon Telegraph and Telephone Corporation · 2000
- Method of anodizing and sealing aluminum64US 4,582,588 ATexas Instruments Incorporated · 1986
- Nano-structures, process for preparing nano-structures and devices62US 6,476,409 B2Canon Kabushiki Kaisha · 2002
- Process for anodizing aluminum foil39US 4,481,083 ASprague Electric Company · 1984
- Anodization and polish surface treatment37US 9,034,166 B2Apple Inc. · 2015