B29B 7/48
With intermeshing devices
Official title: with intermeshing devices, e.g. screws
B29B7/48 (With intermeshing devices) appears on 945 US grants and 1,092 published applications in this corpus.
Search patents in B29B- Granted patents
- 945
- Published applications
- 1,092
- Assignees
- 550
- Inventors
- 2,424
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 6 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 7 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 8 | 0 |
| 1984 | 6 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 10 | 0 |
| 1989 | 9 | 0 |
| 1990 | 9 | 0 |
| 1991 | 8 | 0 |
| 1992 | 12 | 0 |
| 1993 | 8 | 0 |
| 1994 | 18 | 0 |
| 1995 | 16 | 0 |
| 1996 | 12 | 0 |
| 1997 | 16 | 0 |
| 1998 | 19 | 0 |
| 1999 | 16 | 0 |
| 2000 | 15 | 0 |
| 2001 | 21 | 5 |
| 2002 | 16 | 22 |
| 2003 | 14 | 22 |
| 2004 | 16 | 20 |
| 2005 | 12 | 27 |
| 2006 | 14 | 26 |
| 2007 | 14 | 23 |
| 2008 | 8 | 17 |
| 2009 | 11 | 37 |
| 2010 | 15 | 28 |
| 2011 | 15 | 47 |
| 2012 | 22 | 34 |
| 2013 | 20 | 34 |
| 2014 | 25 | 51 |
| 2015 | 43 | 51 |
| 2016 | 33 | 39 |
| 2017 | 40 | 67 |
| 2018 | 37 | 59 |
| 2019 | 33 | 57 |
| 2020 | 45 | 61 |
| 2021 | 40 | 57 |
| 2022 | 50 | 90 |
| 2023 | 45 | 67 |
| 2024 | 48 | 76 |
| 2025 | 58 | 46 |
| 2026 | 25 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29B 7/488Parts434
- B29B 7/482Provided with screw parts in addition to other mixing parts296
- B29B 7/485With three or more shafts provided with screws164
- B29B 7/487With consecutive casings or screws127
- B29B 7/484With two shafts provided with screws97
- B29B 7/481Provided with paddles, gears or discs75
- B29B 7/486With screws surrounded by a casing provided with grooves or cavities16
Recent patents
- Molding material, molded article, and production method for molding material6 Oct 2026US 12,752,321 B2Glencal Technology Co., Ltd.
- Biodegradable biocomposite and a process for its preparation25 Aug 2026US 12,715,166 B2Fondazione Istituto Italiano Di Tecnologia
- System and method for continuously manufacturing cured membranes21 Jul 2026US 12,686,157 B2Amrize Technology Switzerland LLC
- Recycled Material Based on in-situ compatibilization and chain extension and preparation method therefor30 Jun 2026US 12,668,694 B2China National Electric Apparatus Research Institute Co., Ltd.
- Methods for manufacturing bulked continuous filament from recycled pet9 Jun 2026US 12,649,261 B2Aladdin Manufacturing Corporation
- Process for mixing a fluid meltflow stream and recycle17 Sep 2026US 2026/0273798 A1Dow Global Technologies LLC
- Process and apparatus for increasing intrinsic viscosity of polycondensates27 Aug 2026US 2026/0249517 A1EREMA Engineering Recycling Maschinen und Anlagen Gesellschaft m.b.H.
- Process for the production of polyolefin pellets23 Jul 2026US 2026/0208394 A1Ineos Europe AG
- Glass wool sheet, thermoplastic resin composite material containing glass fiber and manufacturing method thereof23 Jul 2026US 2026/0209114 A1Mah-Factory, Co., Ltd.
- Polyester resin and method for producing polyester resin23 Jul 2026US 2026/0209428 A1Toyobo Co., Ltd.
Most cited
By later US patents
- Solid freeform fabrication methods283US 5,738,817 ARutgers, The State University · 1998
- Solid freeform fabrication methods223US 5,900,207 ARutgers, the State University Old Queens · 1999
- Embedding and encapsulation of controlled release particles188US 6,190,591 B1General Mills, Inc. · 2001
- Shaped part for use as a construction material169US 6,022,615 A2000
- Fiber reinforced thermoplastic resin structure, process for production of same, and extruder for production of same148US 5,679,456 AToray Industries, Inc. · 1997