B29C 33/40
Plastics
Official title: Plastics, e.g. foam or rubber
B29C33/40 (Plastics) appears on 791 US grants and 898 published applications in this corpus.
Search patents in B29C- Granted patents
- 791
- Published applications
- 898
- Assignees
- 594
- Inventors
- 2,120
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 9 | 0 |
| 1979 | 5 | 0 |
| 1980 | 2 | 0 |
| 1981 | 7 | 0 |
| 1982 | 2 | 0 |
| 1983 | 6 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 11 | 0 |
| 1991 | 8 | 0 |
| 1992 | 6 | 0 |
| 1993 | 12 | 0 |
| 1994 | 13 | 0 |
| 1995 | 9 | 0 |
| 1996 | 15 | 0 |
| 1997 | 18 | 0 |
| 1998 | 18 | 0 |
| 1999 | 13 | 0 |
| 2000 | 14 | 0 |
| 2001 | 18 | 4 |
| 2002 | 14 | 11 |
| 2003 | 18 | 13 |
| 2004 | 9 | 31 |
| 2005 | 6 | 24 |
| 2006 | 10 | 29 |
| 2007 | 15 | 32 |
| 2008 | 11 | 39 |
| 2009 | 9 | 36 |
| 2010 | 29 | 37 |
| 2011 | 14 | 29 |
| 2012 | 24 | 42 |
| 2013 | 24 | 41 |
| 2014 | 23 | 32 |
| 2015 | 27 | 35 |
| 2016 | 33 | 37 |
| 2017 | 27 | 52 |
| 2018 | 38 | 49 |
| 2019 | 24 | 53 |
| 2020 | 26 | 53 |
| 2021 | 41 | 48 |
| 2022 | 29 | 40 |
| 2023 | 35 | 41 |
| 2024 | 39 | 42 |
| 2025 | 35 | 27 |
| 2026 | 11 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for producing wettable silicone hydrogel contact lenses11 Aug 2026US 12,703,161 B2Alcon Inc.
- Mold and method for manufacturing a component by molding and component thereof16 Jun 2026US 12,654,367 B2Kurtz GmbH
- Method for fabricating microstructured inserts for injection molding16 Jun 2026US 12,654,373 B2Essilor International
- Respiratory simulation system including an anatomical model of the human nasal cavity configured for in-vitro inhalation studies and associated methods16 Jun 2026US 12,656,336 B2Miami University
- Manufacturing method of transparent ultra-thin film and transparent ultra-thin film produced thereby9 Jun 2026US 12,649,263 B2The Industry & Academic Cooperpation In Chungnam National University (Iac)
- Injection mold system, method and article1 Oct 2026US 2026/0295905 A1Impossible Objects, Inc.
- Method of producing sealing material and sealing material27 Aug 2026US 2026/0249570 A1Valqua, Ltd.
- Method for forming a cellulose product in a dry-forming mould system27 Aug 2026US 2026/0250913 A1PulPac AB
- Sacrificial element for the production of ribbed bodies of composite material20 Aug 2026US 2026/0241615 A1Addyx S.R.L.
- Systems, devices, and processes for miniaturized physiological mimicry13 Aug 2026US 2026/0234523 A1The Research Institute at Nationwide Children' s Hospital
Most cited
By later US patents
- Jet aircraft fan case containment design378US 6,814,541 B2General Electric Company · 2004
- Microfluidic systems including three-dimensionally arrayed channel networks253US 6,645,432 B1President and Fellows of Harvard College · 2003
- Disposable knee mold198US 6,942,475 B2Ortho Development Corporation · 2005
- Layered deposition bridge tooling173US 7,255,821 B2Stratasys, Inc. · 2007
- Mold material made with additives162US 5,849,209 AJohnson & Johnson Vision Products, Inc. · 1998