B65D 49/04
Weighted valves
B65D49/04 (Weighted valves) appears on 65 US grants and 55 published applications in this corpus.
Search patents in B65D- Granted patents
- 65
- Published applications
- 55
- Assignees
- 42
- Inventors
- 121
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 3 |
| 2004 | 0 | 2 |
| 2005 | 3 | 4 |
| 2006 | 3 | 3 |
| 2007 | 0 | 5 |
| 2008 | 1 | 5 |
| 2009 | 1 | 3 |
| 2010 | 2 | 0 |
| 2011 | 2 | 3 |
| 2012 | 2 | 1 |
| 2013 | 2 | 2 |
| 2014 | 2 | 6 |
| 2015 | 6 | 4 |
| 2016 | 2 | 1 |
| 2017 | 3 | 0 |
| 2018 | 1 | 1 |
| 2019 | 2 | 3 |
| 2020 | 2 | 2 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Valve for pourer11 Aug 2026US 12,703,550 B2Torrent Innova, S.L.
- Closure for containers with evidence of first opening4 Nov 2025US 12,459,707 B2Torrent Innova, S.L.
- Anti-refill bottle cap10 Jun 2025US 12,325,563 B2Societe des Produits Nestle S. A.
- Product with a non-alcohol drink and method for preserving said drink10 Oct 2023US 11,780,656 B2Serve Sterile PC
- Fitment for a container neck9 Feb 2021US 10,913,579 B2Gcl International Sarl
- Closure for a container for liquids23 Jul 2026US 2026/0208923 A1Guala Closures S.p. A.
- Pourer and product25 Sep 2025US 2025/0296746 A1Serve Sterile Idiotiki Kefalaiouchiki Etaireia
- Valve for pourer16 Jan 2025US 2025/0019134 A1Torrent Innova, S.L.
- Closure for containers with evidence of first opening26 Sep 2024US 2024/0317466 A1Torrent Innova, S.L.
- Anti-refill bottle cap19 Sep 2024US 2024/0308736 A1Societe des Produits Nestle S. A.
Most cited
By later US patents
- Pouring spout with refill prevention device41US 5,924,606 AHoytink Holding B.V. · 1999
- Non-refilling devices39US 5,971,179 ADaniel Montgomery & Son Limited · 1999
- One way stopper plug for bottles36US 4,411,369 A1983
- Tamper-evident device35US 6,908,013 B2Daniel Montgomery & Son Limited · 2005
- Collapsible container system28US 7,140,519 B12006