C09D 11/20
Indelible
Official title: indelible
C09D11/20 (Indelible) appears on 18 US grants and 20 published applications in this corpus.
Search patents in C09D- Granted patents
- 18
- Published applications
- 20
- Assignees
- 16
- Inventors
- 47
- Latest grant
- 28 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 2 | 2 |
| 2015 | 1 | 2 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 4 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 3 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Opaque ink formulations and associated writing instruments28 Jan 2025US 12,209,192 B2Sanford, L. P.
- Ink formulations and associated writing instruments3 Dec 2024US 12,157,826 B2Sanford, L. P.
- Ink eradicating fluid and kit containing it15 Oct 2024US 12,116,493 B2Centre National De La Recherche Scientifique
- Epidermal penetration type ink composition1 Oct 2024US 12,104,069 B2National Cancer Center
- Bearing assembly3 May 2022US 11,319,993 B2Aktiebolaget Skf
- Opaque ink composition5 Dec 2024US 2024/0400845 A1Sanford, L. P.
- Ink eradicating fluid and kit containing it12 Sep 2024US 2024/0301225 A1Centre National De La Recherche Scientifique
- Color changing aqueous ink18 Aug 2022US 2022/0259450 A1Societe BIC
- Heat Reactive Composition and Applicator Apparatus and Method15 Jul 2021US 2021/0214286 A1
- Epidermal penetration type ink composition13 May 2021US 2021/0139731 A1National Cancer Center
Most cited
By later US patents
- Washing composition for indelible marks13US 6,274,645 B1Xerox Corporation · 2001
- Ink compositions substantially free of organic liquids12US 6,258,873 B1Xerox Corporation · 2001
- Ink formulation and manufacture thereof7US 8,709,142 B2EndoChoice, Inc. · 2014
- New indelible ink formulation4US 5,449,400 AImperial Chemical Industries PLC · 1995
- Polyurethane based inks for writing instruments4US 6,797,748 B2BIC Corporation · 2004