C09D 11/17
Characterised by colouring agents
Official title: characterised by colouring agents
C09D11/17 (Characterised by colouring agents) appears on 367 US grants and 356 published applications in this corpus.
Search patents in C09D- Granted patents
- 367
- Published applications
- 356
- Assignees
- 144
- Inventors
- 645
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 10 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 12 | 0 |
| 1998 | 9 | 0 |
| 1999 | 10 | 0 |
| 2000 | 15 | 0 |
| 2001 | 7 | 3 |
| 2002 | 8 | 12 |
| 2003 | 19 | 15 |
| 2004 | 12 | 15 |
| 2005 | 8 | 16 |
| 2006 | 8 | 8 |
| 2007 | 7 | 7 |
| 2008 | 6 | 7 |
| 2009 | 9 | 8 |
| 2010 | 7 | 15 |
| 2011 | 7 | 6 |
| 2012 | 8 | 8 |
| 2013 | 10 | 11 |
| 2014 | 9 | 14 |
| 2015 | 9 | 9 |
| 2016 | 9 | 14 |
| 2017 | 14 | 15 |
| 2018 | 11 | 13 |
| 2019 | 7 | 16 |
| 2020 | 8 | 16 |
| 2021 | 9 | 21 |
| 2022 | 9 | 41 |
| 2023 | 22 | 25 |
| 2024 | 17 | 16 |
| 2025 | 27 | 13 |
| 2026 | 10 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Writing gel ink28 Jul 2026US 12,692,409 B2Societe BIC
- Peelable ink composition with color-changing for porous substrates30 Jun 2026US 12,668,710 B2Societe BIC
- Oil-based ballpoint pen16 Jun 2026US 12,654,483 B2Kabushiki Kaisha Pilot Corporation
- Peelable ink composition for non-porous substrates5 May 2026US 12,617,959 B2Societe BIC
- Washable ink composition5 May 2026US 12,617,960 B2Societe BIC
- Additive for invisible flexographic inks17 Sep 2026US 2026/0275141 A1Nocopi Technologies, Inc.
- Oil-in-water ink composition for writing utensils3 Sep 2026US 2026/0258263 A1Mitsubishi Pencil Company, Limited
- A composition for dyeing a substrate and use thereof13 Aug 2026US 2026/0234426 A1Staedtler SE
- Oil-in-water ink composition for writing utensils9 Jul 2026US 2026/0193480 A1Mitsubishi Pencil Company, Limited
- Ink Jet Composition Ink Set, Ink Jet Recording Method, And Ink Jet Recording Apparatus2 Jul 2026US 2026/0184947 A1Seiko Epson Corporation
Most cited
By later US patents
- Water-based pigment ink and process for producing the same195US 5,609,671 AOrient Chemical Industries, Ltd. · 1997
- Electro-optical glazing structures having scattering and transparent modes of operation and methods and apparatus for making the same90US 6,671,008 B1Reveo, Inc. · 2003
- Electro-optical glazing structures having total-reflection and transparent modes of operation for use in dynamical control of electromagnetic radiation80US 5,940,150 AReveo, Inc. · 1999
- Washable ink compositions68US 5,043,013 AMilliken Research Corporation · 1991
- Recording ink composition and recording method using the same67US 5,882,390 ARicoh Company, Ltd. · 1999