C09B 67/0003
Drying
Official title: {Drying, e.g. sprax drying; Sublimation of the solvent}
C09B67/0003 (Drying) appears on 52 US grants and 29 published applications in this corpus.
Search patents in C09B- Granted patents
- 52
- Published applications
- 29
- Assignees
- 39
- Inventors
- 167
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 2 |
| 2002 | 3 | 1 |
| 2003 | 1 | 2 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 2 | 4 |
| 2011 | 1 | 3 |
| 2012 | 1 | 0 |
| 2013 | 3 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 0 | 1 |
| 2021 | 0 | 4 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High-hydrophobic, low-bleeding color lake powder, method for preparing same and use thereof7 Apr 2026US 12,595,372 B2Shanghai Co-fun Biotech Co., Ltd.
- Modified pigments and use thereof29 Apr 2025US 12,286,538 B2Evonik Operations GmbH
- Hybrid pigments and methods of making same23 Jul 2024US 12,043,745 B2Day-Glo Color Corp.
- Nylon floorcoverings employing vat dyestuffs and methods of making the same4 Apr 2023US 11,618,981 B2Wilana Chemical LLC
- Colorant-containing solid material and method for manufacturing colorant-containing solid material5 Apr 2022US 11,292,918 B2Nippon Sheet Glass Co., Ltd.
- Insoluble product, in particular coloring agent, and method for the production thereof3 Sep 2026US 2026/0258250 A1Döhler GmbH
- Process of preparation of residue free solvent blue 67 dye20 Aug 2026US 2026/0242606 A1Rathi Dye Chem (P) Ltd
- High-hydrophobic, low-bleeding color lake powder, method for preparing same and use thereof15 Jun 2023US 2023/0183490 A1Shanghai Co-fun Biotech Co., Ltd.
- Method for preparing colorant having target color and colorant22 Dec 2022US 2022/0403174 A1Fudan University
- Hybrid pigments and methods of making same15 Dec 2022US 2022/0396701 A1Day-Glo Color Corp.
Most cited
By later US patents
- Process for the production of negligibly dusty preparation21US 4,295,851 ACiba-Geigy Corporation · 1981
- Stir-in pigment compositions21US 6,063,182 ACiba Speciality Chemicals Corporation · 2000
- Pigment preparations20US 4,909,853 ABayer Aktiengesellschaft · 1990
- Process for spray forming of discrete particles18US 4,042,653 ASCM Corporation · 1977
- Process for the preparation of granular dye formulations17US 4,624,678 ACiba-Geigy Corporation · 1986