B43K 11/00
Filling devices
Official title: Filling devices (ink receptacles B43L25/00)
B43K11/00 (Filling devices) appears on 55 US grants and 61 published applications in this corpus.
Search patents in B43K- Granted patents
- 55
- Published applications
- 61
- Assignees
- 42
- Inventors
- 132
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 0 |
| 2005 | 2 | 2 |
| 2006 | 1 | 2 |
| 2007 | 2 | 3 |
| 2008 | 1 | 4 |
| 2009 | 2 | 2 |
| 2010 | 2 | 5 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 5 |
| 2014 | 2 | 3 |
| 2015 | 1 | 3 |
| 2016 | 5 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 2 |
| 2019 | 1 | 2 |
| 2020 | 3 | 3 |
| 2021 | 1 | 3 |
| 2022 | 1 | 3 |
| 2023 | 5 | 6 |
| 2024 | 4 | 3 |
| 2025 | 5 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Liquid replenishing bottle, liquid replenishing system, and liquid storage container14 Oct 2025US 12,441,114 B2Canon Kabushiki Kaisha
- Filling system for a fountain pen12 Aug 2025US 12,384,192 B2Montblanc-Simplo GmbH
- Writing instrument22 Jul 2025US 12,365,197 B2C. Josef Lamy GmbH
- Device and method for removing a liquid from a container having a depressible valve15 Apr 2025US 12,275,270 B2Sophisticated Solutions, LLC
- Knock type direct liquid pen refill assembly and writing pen18 Feb 2025US 12,227,023 B2Qingdao Best Point Stationery Co., Ltd.
- Device and method for removing a liquid from a container having a depressible valve19 Jun 2025US 2025/0196526 A1Sophisticated Solutions, LLC
- Stylus pen refill size improvement25 Jul 2024US 2024/0246352 A1
- Writing instrument30 May 2024US 2024/0174020 A1C. Josef Lamy GmbH
- Filling system for a fountain pen25 Jan 2024US 2024/0025202 A1Montblanc-Simplo GmbH
- Device and method for removing a liquid from a container having a depressible valve7 Dec 2023US 2023/0391129 A1Sophisticated Solutions, LLC
Most cited
By later US patents
- Coloring pen assembly32US 3,993,409 A1976
- Porous tip liquid applicator having draw fill mechanism20US 8,092,108 B22012
- Water-metachromatic cloth sheet, toy set using the same, and writing instrument for water-metachromatic members14US 6,953,345 B1The Pilot Ink Co., Ltd. · 2005
- Ink pot for felt pens for inscribing posters or the like13US 4,614,163 AEsselte Pendaflex Corporation · 1986
- Writing implement13US 5,433,545 AMerz & Krell GmbH & Co. · 1995