C08K 5/235
Diazo and polyazo compounds
Official title: {Diazo and polyazo compounds}
C08K5/235 (Diazo and polyazo compounds) appears on 65 US grants and 86 published applications in this corpus.
Search patents in C08K- Granted patents
- 65
- Published applications
- 86
- Assignees
- 72
- Inventors
- 256
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 3 |
| 2011 | 0 | 5 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 2 | 7 |
| 2015 | 6 | 14 |
| 2016 | 5 | 4 |
| 2017 | 3 | 2 |
| 2018 | 2 | 6 |
| 2019 | 3 | 7 |
| 2020 | 2 | 5 |
| 2021 | 5 | 4 |
| 2022 | 5 | 5 |
| 2023 | 6 | 5 |
| 2024 | 4 | 5 |
| 2025 | 5 | 5 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Antichlor and preparation method as well as application thereof30 Dec 2025US 12,509,539 B2Zillion New Material Technology (Xi'an) Co., Ltd.
- Binder compositions and uses thereof11 Nov 2025US 12,466,899 B2Knauf Insulation SPRL
- High-transparency, low temperature processable cellulose acetate film and method for preparing the same4 Nov 2025US 12,460,058 B1Shanghai University of Engineering Science
- Use of dye-type polarizers in a photopolymer curing device29 Apr 2025US 12,285,913 B2Formlabs, Inc.
- Powder adhesive and bonded article7 Jan 2025US 12,187,921 B2Canon Kabushiki Kaisha
- Radiation Curable Ink Composition For Ink Jet27 Aug 2026US 2026/0250533 A1Seiko Epson Corporation
- Polycarbonate oligomer having unsaturated double bonds, preparation method therefor, and curable composition26 Feb 2026US 2026/0055234 A1Swancor Innovation & Incubation Co., Ltd.
- Binder compositions and uses thereof12 Feb 2026US 2026/0042870 A1Knauf Insulation SPRL
- Actinic radiation-curable inkjet ink and method for producing printed product using the same27 Nov 2025US 2025/0361415 A1Konica Minolta, Inc.
- Bisbenzocyclobutene formulations28 Aug 2025US 2025/0270366 A1
Most cited
By later US patents
- Organopolysiloxane compositions for antiadhesive/release coatings28US 4,640,939 ARhone-Poulenc Specialites Chimiques · 1987
- Multifunctional azo initiators for free radical polymerizations: uses thereof14US 8,097,687 B2Nalco Company · 2012
- Dual-wavelength positive-working radiation-sensitive elements9US 7,279,263 B2Kodak Graphic Communications Canada Company · 2007
- Inkjet printing process and non-aqueous ink set8US 9,624,394 B2Riso Kagaku Corporation · 2017
- Symmetrical and asymmetrical disazo compounds containing a bis-(nitro-aryloxy)alkane middle component6US 4,169,091 AHoechst Aktiengesellschaft · 1979