B29B 13/023
Half-products
Official title: {Half-products, e.g. films, plates}
B29B13/023 (Half-products) appears on 425 US grants and 331 published applications in this corpus.
Search patents in B29B- Granted patents
- 425
- Published applications
- 331
- Assignees
- 316
- Inventors
- 879
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 7 | 0 |
| 1978 | 6 | 0 |
| 1979 | 7 | 0 |
| 1980 | 8 | 0 |
| 1981 | 9 | 0 |
| 1982 | 7 | 0 |
| 1983 | 4 | 0 |
| 1984 | 8 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 8 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 15 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 12 | 0 |
| 1994 | 4 | 0 |
| 1995 | 7 | 0 |
| 1996 | 8 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 18 | 0 |
| 2000 | 17 | 0 |
| 2001 | 13 | 3 |
| 2002 | 10 | 12 |
| 2003 | 6 | 9 |
| 2004 | 4 | 4 |
| 2005 | 8 | 15 |
| 2006 | 7 | 15 |
| 2007 | 3 | 12 |
| 2008 | 7 | 22 |
| 2009 | 8 | 13 |
| 2010 | 10 | 27 |
| 2011 | 6 | 25 |
| 2012 | 14 | 17 |
| 2013 | 12 | 14 |
| 2014 | 11 | 11 |
| 2015 | 12 | 14 |
| 2016 | 5 | 16 |
| 2017 | 7 | 18 |
| 2018 | 17 | 15 |
| 2019 | 13 | 10 |
| 2020 | 8 | 13 |
| 2021 | 15 | 17 |
| 2022 | 6 | 5 |
| 2023 | 12 | 8 |
| 2024 | 5 | 5 |
| 2025 | 8 | 7 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29B 13/024Hollow bodies242
- B29B 2013/027Obtaining a temperature gradient over the surface of films or tubesIndexing code10
- B29B 2013/026Obtaining a uniform temperature over the whole surface of films or tubesIndexing code2
- B29B 2013/028Obtaining a temperature gradient across the wall thickness of plates or tubesIndexing code1
Recent patents
- Thermoforming oven with separating heating elements5 May 2026US 12,617,143 B2Brown LLC
- Process to heat preformed plastic pipes10 Mar 2026US 12,570,025 B2Optiflux Tech Innovations Private Limited
- Prepreg tape slitting apparatus and method6 Jan 2026US 12,515,376 B2Web Industries, Inc.
- Method and device for manufacturing container made of biodegradable resin30 Dec 2025US 12,508,757 B2Nissei Asb Machine Co., Ltd.
- Method and apparatus for producing resin container28 Oct 2025US 12,454,091 B2Nissei Asb Machine Co., Ltd.
- Thermoforming oven with separating heating elements4 Jun 2026US 2026/0151953 A1Brown LLC
- Prepreg tape slitting apparatus and method26 Mar 2026US 2026/0084345 A1Web Industries, Inc.
- Heating system for heating plastic material preforms5 Mar 2026US 2026/0061690 A1S.I.P.A. Societa' Industrializzazione Progettazione E Automazione S.P.A.
- Methods of forming a dental appliance29 Jan 2026US 2026/0027764 A1
- System for thermoregulating metal rotating cylinders in plastic film converting and extruding systems by means of induction heaters9 Oct 2025US 2025/0312952 A1Colines S.P.A.
Most cited
By later US patents
- Method and device for producing a shaped body164US 6,403,002 B1Buss Muller Technology GmbH · 2002
- Methods and systems for thermal forming an object150US 9,108,338 B2Align Technology, Inc. · 2015
- Method of forming a dental appliance116US 8,765,031 B2Align Technology, Inc. · 2014
- Micro heating apparatus for synthetic fibers98US 6,180,950 B22001
- Machine for forming seams of two-piece paper cups89US 4,490,130 APaper Machinery Corporation · 1984