B29C 33/44
Moulds or cores: with means for, or specially constructed to facilitate, the
Official title: with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
B29C33/44 (Moulds or cores: with means for, or specially constructed to facilitate, the) appears on 1,835 US grants and 1,631 published applications in this corpus.
Search patents in B29C- Granted patents
- 1,835
- Published applications
- 1,631
- Assignees
- 1,070
- Inventors
- 3,807
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 22 | 0 |
| 1977 | 12 | 0 |
| 1978 | 14 | 0 |
| 1979 | 11 | 0 |
| 1980 | 16 | 0 |
| 1981 | 22 | 0 |
| 1982 | 18 | 0 |
| 1983 | 12 | 0 |
| 1984 | 13 | 0 |
| 1985 | 12 | 0 |
| 1986 | 17 | 0 |
| 1987 | 18 | 0 |
| 1988 | 19 | 0 |
| 1989 | 24 | 0 |
| 1990 | 31 | 0 |
| 1991 | 29 | 0 |
| 1992 | 24 | 0 |
| 1993 | 41 | 0 |
| 1994 | 34 | 0 |
| 1995 | 35 | 0 |
| 1996 | 33 | 0 |
| 1997 | 44 | 0 |
| 1998 | 39 | 0 |
| 1999 | 24 | 0 |
| 2000 | 23 | 0 |
| 2001 | 27 | 4 |
| 2002 | 29 | 38 |
| 2003 | 25 | 44 |
| 2004 | 28 | 39 |
| 2005 | 18 | 33 |
| 2006 | 19 | 42 |
| 2007 | 26 | 46 |
| 2008 | 27 | 43 |
| 2009 | 23 | 55 |
| 2010 | 38 | 69 |
| 2011 | 38 | 63 |
| 2012 | 23 | 67 |
| 2013 | 53 | 77 |
| 2014 | 55 | 76 |
| 2015 | 57 | 67 |
| 2016 | 75 | 102 |
| 2017 | 56 | 90 |
| 2018 | 68 | 87 |
| 2019 | 91 | 87 |
| 2020 | 77 | 93 |
| 2021 | 85 | 90 |
| 2022 | 72 | 87 |
| 2023 | 77 | 53 |
| 2024 | 68 | 87 |
| 2025 | 58 | 53 |
| 2026 | 35 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus, system, and method for manufacturing of composite structures6 Oct 2026US 12,752,463 B2University of Florida Research Foundation, Inc.
- System and method for forming a ceramic sandwich-structured composite component22 Sep 2026US 12,741,914 B2General Electric Company
- Tooling element and methods for forming and using same11 Aug 2026US 12,703,124 B2Rohr, Inc.
- Equipment and process for making a structural element in composite material11 Aug 2026US 12,703,157 B2Leonardo S.P.A.
- Composite structures and methods of forming composite structures11 Aug 2026US 12,703,158 B2Astro Tech Co., Ltd.
- Method of making hollow component of composite material using collapsable and reusable mandrel1 Oct 2026US 2026/0295950 A1Universita' Degli Studi Di Catania
- Catheter Tip Structure and Method of Manufacture24 Sep 2026US 2026/0284355 A1Bard Access Systems, Inc.
- A stretchable layer for a reconfigurable mold, a stretchable heating blanket, a membrane, an apparatus for making a three-dimensionally curved object, and a stretchable layer fabrication method10 Sep 2026US 2026/0264312 A1
- Method of manufacturing a microfluidic architecture27 Aug 2026US 2026/0249522 A1Unhlndr LTD
- Mandrel for producing a hollow composite component of a wind turbine rotor blade27 Aug 2026US 2026/0249566 A1Lm Wind Power A/S
Most cited
By later US patents
- Molding process352US 4,247,508 AHico Western Products Co. · 1981
- Beverage container cooler342US 4,344,303 A1982
- Method for the manufacture of pharmaceutical cellulose capsules328US 5,698,155 AGS Technologies, Inc. · 1997
- Method of making an artificial airway device214US 5,391,248 A1995
- Compositions and methods for use in three dimensional model printing202US 7,300,619 B2Objet Geometries Ltd. · 2007