C23C 18/36
Using hypophosphites
Official title: using hypophosphites
C23C18/36 (Using hypophosphites) appears on 309 US grants and 397 published applications in this corpus.
Search patents in C23C- Granted patents
- 309
- Published applications
- 397
- Assignees
- 266
- Inventors
- 1,032
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 6 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 6 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 3 |
| 2002 | 7 | 6 |
| 2003 | 8 | 18 |
| 2004 | 13 | 19 |
| 2005 | 8 | 19 |
| 2006 | 5 | 9 |
| 2007 | 7 | 17 |
| 2008 | 5 | 13 |
| 2009 | 5 | 11 |
| 2010 | 4 | 7 |
| 2011 | 2 | 8 |
| 2012 | 5 | 13 |
| 2013 | 3 | 11 |
| 2014 | 3 | 23 |
| 2015 | 13 | 28 |
| 2016 | 17 | 36 |
| 2017 | 14 | 24 |
| 2018 | 19 | 19 |
| 2019 | 15 | 23 |
| 2020 | 16 | 18 |
| 2021 | 15 | 12 |
| 2022 | 7 | 25 |
| 2023 | 9 | 16 |
| 2024 | 7 | 6 |
| 2025 | 6 | 7 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Metallized polymer particles and related methods2 Jun 2026US 12,644,187 B2Xerox Corporation
- Low friction coating for melt blown die and preparation method for coating31 Mar 2026US 12,590,037 B2Taizhou Clean Carbon Technology Co., Ltd.
- Bendable nickel plating on flexible substrates17 Feb 2026US 12,553,134 B2MacDermid Enthone Inc.
- Advanced barrier nickel oxide (BNiO) coating development for process chamber components via ozone treatment13 Jan 2026US 12,522,923 B2APPLIED Materials.Inc.
- Method of manufacturing a mold for injection molding6 Jan 2026US 12,515,379 B2Hella GmbH & Co. KGaA
- Nickel-plated metal material6 Aug 2026US 2026/0226644 A1Toyo Kohan Co.Ltd
- Method of manufacturing nebuliser aperture plates25 Jun 2026US 2026/0176766 A1Stamford Devices Limited
- Bendable Nickel Plating on Flexible Substrates21 May 2026US 2026/0139380 A1
- Liquid-cooling cooler having nickel multilayer structure9 Apr 2026US 2026/0098343 A1Amulaire Thermal Technology, Inc.
- Metal Plating of 3D Objects Printed with Catalyst Precursor Resin29 Jan 2026US 2026/0027769 A1Elektrum Technologies, Inc.
Most cited
By later US patents
- Method of electroless plating copper on nitride barrier297US 6,436,816 B1Industrial Technology Research Institute · 2002
- Production of electroless Co(P) with designed coercivity256US 6,197,364 B1International Business Machines Corporation · 2001
- Electroless plating of metallic features on nonmetallic or semiconductor layer without extraneous plating247US 5,846,598 AInternational Business Machines Corporation · 1998
- Method of making a product with improved material properties by moderate heat-treatment of a metal incorporating a dilute additive111US 6,150,186 AFormFactor, Inc. · 2000
- Method for producing electroless barrier layer and solder bump on chip104US 5,583,073 ANational Science Council · 1996