C09D 5/36
Pearl essence
Official title: Pearl essence, e.g. coatings containing platelet-like pigments for pearl lustre
C09D5/36 (Pearl essence) appears on 516 US grants and 531 published applications in this corpus.
Search patents in C09D- Granted patents
- 516
- Published applications
- 531
- Assignees
- 215
- Inventors
- 1,183
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 13 | 0 |
| 1997 | 18 | 0 |
| 1998 | 22 | 0 |
| 1999 | 23 | 0 |
| 2000 | 21 | 0 |
| 2001 | 21 | 5 |
| 2002 | 22 | 14 |
| 2003 | 37 | 34 |
| 2004 | 30 | 34 |
| 2005 | 11 | 25 |
| 2006 | 9 | 37 |
| 2007 | 17 | 25 |
| 2008 | 11 | 28 |
| 2009 | 8 | 23 |
| 2010 | 15 | 35 |
| 2011 | 17 | 24 |
| 2012 | 18 | 20 |
| 2013 | 14 | 16 |
| 2014 | 19 | 11 |
| 2015 | 16 | 12 |
| 2016 | 11 | 12 |
| 2017 | 14 | 20 |
| 2018 | 9 | 11 |
| 2019 | 13 | 17 |
| 2020 | 13 | 19 |
| 2021 | 11 | 25 |
| 2022 | 11 | 16 |
| 2023 | 10 | 12 |
| 2024 | 8 | 23 |
| 2025 | 13 | 15 |
| 2026 | 9 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Coated metal effect pigments, method of production and use thereof4 Aug 2026US 12,698,401 B2Eckart GmbH
- High-solids curable film-forming compositions and methods of improving appearance of coatings containing effect pigments7 Jul 2026US 12,674,016 B2PPG Industries Ohio, Inc.
- Coating composition26 May 2026US 12,637,574 B2Kansai Paint Co., Ltd.
- Multilayered coating film and coated article19 May 2026US 12,630,681 B2Mazda Motor Corporation
- Water-borne luster coating composition and coated plate12 May 2026US 12,624,230 B2Nippon Paint Automotive Coatings Co., Ltd.
- Metallic decorative laminate, metallic article, and method for manufacturing metallic decorative laminate8 Oct 2026US 2026/0307104 A1Wavelock Advanced Technology Co., Ltd.
- A waterborne coating composition and its applications thereof24 Sep 2026US 2026/0286147 A1BASF Coatings GmbH
- Method for forming multilayer coating film, and multilayer coating film thereby formed10 Sep 2026US 2026/0265545 A1BASF Coatings GmbH
- Effect Pigments with Sparkle20 Aug 2026US 2026/0242609 A1Sun Chemical Corporation
- Radar transparent mixtures of metal effect pigmets with semiconductor effect pigmentsor semiconductor effect pigments with silvery absorbing pearlescent pigments and coating formulations thereof23 Jul 2026US 2026/0209521 A1Eckart America Corporation
Most cited
By later US patents
- Alignable diffractive pigment flakes202US 6,902,807 B1Flex Products, Inc. · 2005
- Solidified liquid crystals of cellulose with optically variable properties178US 5,629,055 APulp and Paper Research Institute of Canada · 1997
- High chroma multilayer interference platelets152US 5,571,624 AFlex Products, Inc. · 1996
- Article including particles oriented generally along an article surface and method for making152US 6,649,256 B1General Electric Company · 2003
- Color shifting thin film pigments140US 6,157,489 AFlex Products, Inc. · 2000