B29C 2949/30
Preforms or parisons made of several components
B29C2949/30 (Preforms or parisons made of several components) appears on 1,207 US grants and 1,132 published applications in this corpus.
Search patents in B29C- Granted patents
- 1,207
- Published applications
- 1,132
- Assignees
- 402
- Inventors
- 1,732
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 11 | 0 |
| 1978 | 10 | 0 |
| 1979 | 7 | 0 |
| 1980 | 5 | 0 |
| 1981 | 15 | 0 |
| 1982 | 9 | 0 |
| 1983 | 10 | 0 |
| 1984 | 11 | 0 |
| 1985 | 19 | 0 |
| 1986 | 13 | 0 |
| 1987 | 16 | 0 |
| 1988 | 15 | 0 |
| 1989 | 15 | 0 |
| 1990 | 21 | 0 |
| 1991 | 16 | 0 |
| 1992 | 11 | 0 |
| 1993 | 10 | 0 |
| 1994 | 5 | 0 |
| 1995 | 17 | 0 |
| 1996 | 20 | 0 |
| 1997 | 29 | 0 |
| 1998 | 38 | 0 |
| 1999 | 39 | 0 |
| 2000 | 28 | 0 |
| 2001 | 40 | 13 |
| 2002 | 35 | 32 |
| 2003 | 33 | 42 |
| 2004 | 30 | 47 |
| 2005 | 19 | 71 |
| 2006 | 12 | 69 |
| 2007 | 27 | 53 |
| 2008 | 22 | 84 |
| 2009 | 28 | 71 |
| 2010 | 32 | 87 |
| 2011 | 52 | 58 |
| 2012 | 54 | 46 |
| 2013 | 48 | 29 |
| 2014 | 44 | 31 |
| 2015 | 29 | 34 |
| 2016 | 25 | 34 |
| 2017 | 27 | 30 |
| 2018 | 25 | 32 |
| 2019 | 32 | 36 |
| 2020 | 24 | 38 |
| 2021 | 34 | 38 |
| 2022 | 25 | 41 |
| 2023 | 28 | 39 |
| 2024 | 29 | 25 |
| 2025 | 30 | 28 |
| 2026 | 18 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29C 2949/3032Having components being injectedIndexing code887
- B29C 2949/3024Characterised by the number of components or by the manufacturing techniqueIndexing code846
- B29C 2949/3016At body portionIndexing code619
- B29C 2949/302At bottom portionIndexing code592
- B29C 2949/3012At flange portionIndexing code517
- B29C 2949/3008At neck portionIndexing code509
- B29C 2949/3086Interaction between two or more componentsIndexing code198
- B29C 2949/3041Having components being extrudedIndexing code179
All 13 subgroupsShow fewer
- B29C 2949/3064Having at least one components being applied using techniques not covered byIndexing code151
- B29C 2949/3056Having components being compression mouldedIndexing code106
- B29C 2949/3004Having longitudinally different components within one layerIndexing code54
- B29C 2949/3006Having tangentially different components within one layerIndexing code53
- B29C 2949/3048Having components being thermoformedIndexing code38
Recent patents
- Resin mixture, method of producing resin mixture, stretch blow molded product, and method of producing stretch blow molded product22 Sep 2026US 12,742,040 B2Canon Kabushiki Kaisha
- Molded article with metallic appearance11 Aug 2026US 12,703,789 B2The Procter & Gamble Company
- Container and method of manufacture21 Jul 2026US 12,686,160 B2Ring Container Technologies, LLC
- Preforms for flair applications7 Jul 2026US 12,673,448 B2
- Method for manufacturing resin container and apparatus for manufacturing same9 Jun 2026US 12,649,273 B2Nissei Asb Machine Co., Ltd.
- Method for producing blow-molded article, resin composition, and pellet13 Aug 2026US 2026/0233452 A1Canon Kabushiki Kaisha
- Blow-molded article, method for producing toner bottle and blow-molded article, molded article, and pellet13 Aug 2026US 2026/0233453 A1Canon Kabushiki Kaisha
- Dropper container, a use of a polymeric material for making a dropper container, and a method for making a dropper container6 Aug 2026US 2026/0225301 A1
- Method and apparatus for the production of plastic containers23 Jul 2026US 2026/0208427 A1Sacmi Imola S.C.
- Blow molding mechanism and mold unit2 Jul 2026US 2026/0184003 A1Sumitomo Heavy Industries, Ltd.
Most cited
By later US patents
- Squeezable multi-layer dispensing container with one-way valve197US 5,332,121 AContinental PET Technologies, Inc. · 1994
- Preform and bottle using pet/pen blends and copolymers189US 5,888,598 AThe Coca-Cola Company · 1999
- Biaxially drawn polyester vessel having resistance to heat distortion and gas barrier properties and process for preparation thereof179US 4,818,575 AToyo Seikan Kaisha, Ltd. · 1989
- Bottle-shaped container159US 4,501,781 AYoshino Kogyosho Co., Ltd. · 1985
- Multilayer plastic container and method of making the same136US 6,123,211 AAmerican National Can Company · 2000