B67C 11/04
Funnels: with non-automatic discharge valves
Official title: with non-automatic discharge valves
B67C11/04 (Funnels: with non-automatic discharge valves) appears on 45 US grants and 34 published applications in this corpus.
Search patents in B67C- Granted patents
- 45
- Published applications
- 34
- Assignees
- 17
- Inventors
- 72
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 2 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 3 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 2 | 4 |
| 2016 | 2 | 2 |
| 2017 | 3 | 1 |
| 2018 | 5 | 4 |
| 2019 | 1 | 3 |
| 2020 | 3 | 3 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 2 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Metering hoppers and related methods11 Aug 2026US 12,702,962 B2Massachusetts Institute of Technology
- Valve tool for a load line container system16 Dec 2025US 12,498,055 B2
- Liquid filling device9 Sep 2025US 12,410,742 B1Lih Yann Industrial Co., Ltd.
- Vented funnel with fluid flow stopper4 Jul 2023US 11,691,863 B2SNJ Patents, LLC
- Funnel assembly2 Aug 2022US 11,401,149 B1Hopkins Manufacturing Corporation
- Metering hoppers and related methods30 Apr 2026US 2026/0116733 A1Massachusetts Institute of Technology
- High pressure hydrogen reactor26 Feb 2026US 2026/0054241 A1Massachusetts Institute of Technology
- Liquid filling device11 Sep 2025US 2025/0283427 A1Lih Yann Industrial Co., Ltd.
- Valve Tool for a Load Line Container System6 Mar 2025US 2025/0075821 A1
- Vented funnel with fluid flow stopper11 Aug 2022US 2022/0250889 A1SNJ Patents, LLC
Most cited
By later US patents