B29L 2031/56
Stoppers or lids for bottles, jars, or the like
Official title: Stoppers or lids for bottles, jars, or the like {, e.g. closures}
B29L2031/56 (Stoppers or lids for bottles, jars, or the like) appears on 992 US grants and 857 published applications in this corpus.
Search patents in B29L- Granted patents
- 992
- Published applications
- 857
- Assignees
- 518
- Inventors
- 1,525
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 9 | 0 |
| 1978 | 4 | 0 |
| 1979 | 7 | 0 |
| 1980 | 3 | 0 |
| 1981 | 7 | 0 |
| 1982 | 7 | 0 |
| 1983 | 16 | 0 |
| 1984 | 7 | 0 |
| 1985 | 25 | 0 |
| 1986 | 8 | 0 |
| 1987 | 13 | 0 |
| 1988 | 25 | 0 |
| 1989 | 15 | 0 |
| 1990 | 20 | 0 |
| 1991 | 23 | 0 |
| 1992 | 13 | 0 |
| 1993 | 15 | 0 |
| 1994 | 8 | 0 |
| 1995 | 15 | 0 |
| 1996 | 8 | 0 |
| 1997 | 22 | 0 |
| 1998 | 29 | 0 |
| 1999 | 29 | 0 |
| 2000 | 19 | 0 |
| 2001 | 23 | 7 |
| 2002 | 20 | 29 |
| 2003 | 29 | 35 |
| 2004 | 22 | 44 |
| 2005 | 8 | 40 |
| 2006 | 26 | 48 |
| 2007 | 24 | 40 |
| 2008 | 27 | 32 |
| 2009 | 22 | 34 |
| 2010 | 23 | 29 |
| 2011 | 26 | 26 |
| 2012 | 14 | 37 |
| 2013 | 25 | 22 |
| 2014 | 29 | 29 |
| 2015 | 20 | 30 |
| 2016 | 19 | 27 |
| 2017 | 22 | 44 |
| 2018 | 30 | 35 |
| 2019 | 34 | 38 |
| 2020 | 35 | 37 |
| 2021 | 29 | 35 |
| 2022 | 29 | 33 |
| 2023 | 24 | 20 |
| 2024 | 33 | 39 |
| 2025 | 30 | 39 |
| 2026 | 13 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polyester resin closures for containers1 Sep 2026US 12,722,351 B2Origin Materials Operating, Inc.
- Retainable closure11 Aug 2026US 12,703,543 B2Berry Global, Inc.
- Device for folding of an edge portion of a closure cap4 Aug 2026US 12,697,787 B2Origin Materials Operating, Inc.
- Polyester resin closures for containers21 Jul 2026US 12,686,192 B2Origin Materials Operating, Inc.
- Preforms for flair applications7 Jul 2026US 12,673,448 B2
- Method for producing a closure cap for containers1 Oct 2026US 2026/0295911 A1Georg Menshen GmbH & Co. KG
- Compression moulding method and apparatus24 Sep 2026US 2026/0284940 A1Sacmi Cooperativa Meccanici Imola Societa' Cooperativa
- Closures and mold assemblies for making closures10 Sep 2026US 2026/0264942 A1Husky Injection Molding Systems Ltd.
- Composition3 Sep 2026US 2026/0258232 A1Borealis AG
- Device for welding a cap of a container suitable for containing a medicinal substance and a welding method thereof27 Aug 2026US 2026/0249399 A1Aseptic Technologies S.A.
Most cited
By later US patents
- Desiccant entrained polymer287US 5,911,937 ACapitol Specialty Plastics, Inc. · 1999
- Closure for a container214US 4,754,892 A1988
- Process for making a closure148US 4,497,765 AH-C Industries, Inc. · 1985
- Dispensing package for fluid products and the like136US 5,033,655 ALiquid Molding Systems, Inc. · 1991
- Infuser unit for making beverages136US 5,913,964 AEspire Incorporated · 1999