B67D 7/48
By making use of air suction through an opening closed by the
Official title: by making use of air suction through an opening closed by the rising liquid
B67D7/48 (By making use of air suction through an opening closed by the) appears on 135 US grants and 41 published applications in this corpus.
Search patents in B67D- Granted patents
- 135
- Published applications
- 41
- Assignees
- 47
- Inventors
- 136
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 2 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 4 |
| 2012 | 0 | 4 |
| 2013 | 4 | 1 |
| 2014 | 4 | 4 |
| 2015 | 1 | 0 |
| 2016 | 3 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 6 |
| 2019 | 2 | 2 |
| 2020 | 5 | 1 |
| 2021 | 2 | 1 |
| 2022 | 2 | 2 |
| 2023 | 3 | 3 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Filling nozzle14 Oct 2025US 12,441,601 B2Elaflex Hiby GmbH & Co. KG
- Filling valve with leakage protection device4 Jun 2024US 11,999,610 B2Elaflex Hiby GmbH & Co. KG
- High pressure fuel nozzle leak stop assembly24 Oct 2023US 11,795,048 B2M. Carder Industries, Inc.
- System for controlling shut-off of a fuel pump nozzle in filling a fuel tank19 Sep 2023US 11,760,192 B2Hyundai Motor Company
- Filling valve with leakage protection device14 Mar 2023US 11,603,309 B2Elaflex Hiby GmbH & Co. KG
- Self-closing filling nozzle16 Oct 2025US 2025/0320108 A1
- Filling nozzle22 Aug 2024US 2024/0279047 A1Elaflex Hiby GmbH & Co. KG
- Filling valve with leakage protection device8 Jun 2023US 2023/0174367 A1Elaflex Hiby GmbH & Co. KG
- System for controlling shut-off of a fuel pump nozzle in filling a fuel tank6 Apr 2023US 2023/0104603 A1Hyundai Motor Company
- Filling valve with leakage protection device19 Jan 2023US 2023/0018431 A1Elaflex Hiby GmbH & Co. KG
Most cited
By later US patents
- Vapor recovery liquid dispensing apparatus56US 4,068,687 A1978
- Automatic shut-off dispensing nozzle responsive to liquid in a tank reaching a predetermined level and to a supply pressure54US 4,453,578 ADover Corporation · 1984
- Spout assembly for dispensing liquid from a nozzle53US 7,134,580 B2Delaware Capital Formation, Inc. · 2006
- Dispensing nozzle for vacuum assist vapor recovery system49US 4,429,725 AStandard Oil Company (Indiana) · 1984
- Vapor collecting nozzle45US 3,974,865 AEmco Wheaton, Inc. · 1976