B29C 48/685
Characterised by their inner surfaces
Official title: characterised by their inner surfaces, e.g. having grooves, projections or threads
B29C48/685 (Characterised by their inner surfaces) appears on 219 US grants and 131 published applications in this corpus.
Search patents in B29C- Granted patents
- 219
- Published applications
- 131
- Assignees
- 136
- Inventors
- 403
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 6 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 7 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 1 |
| 2002 | 2 | 3 |
| 2003 | 1 | 3 |
| 2004 | 6 | 7 |
| 2005 | 1 | 3 |
| 2006 | 3 | 5 |
| 2007 | 2 | 8 |
| 2008 | 5 | 1 |
| 2009 | 5 | 5 |
| 2010 | 6 | 4 |
| 2011 | 2 | 6 |
| 2012 | 1 | 5 |
| 2013 | 5 | 3 |
| 2014 | 4 | 4 |
| 2015 | 4 | 6 |
| 2016 | 6 | 7 |
| 2017 | 3 | 7 |
| 2018 | 4 | 9 |
| 2019 | 7 | 10 |
| 2020 | 7 | 7 |
| 2021 | 3 | 4 |
| 2022 | 7 | 2 |
| 2023 | 7 | 9 |
| 2024 | 3 | 5 |
| 2025 | 5 | 1 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Extruder30 Jun 2026US 12,668,012 B2Sumitomo Heavy Industries Modern, Ltd.
- Machine for applying hot-melt products19 May 2026US 12,629,878 B2Focke Meler Gluing Solutions, S.A.
- Device for processing material, in particular plastics material24 Feb 2026US 12,558,832 B2PureLoop GesmbH
- Single-screw extruder2 Sep 2025US 12,403,430 B2Battenfeld-Cincinnati Germany GmbH
- Mixing and kneading machine with a discharge device which has a degassing device5 Aug 2025US 12,377,596 B2Buss AG
- Extruder16 Jul 2026US 2026/0200159 A1The Japan Steel Works, Ltd.
- Mixing device and electrode mixing method4 Jun 2026US 2026/0151748 A1Samsung SDI.Co., Ltd.
- A Variable Flow Recyclable Material Extrusion System and Method30 Apr 2026US 2026/0115989 A1Waste To Product Technologies Ltd.
- Rubber composition with improved processability16 Apr 2026US 2026/0103026 A1Compagnie Generale Des Etablissements Michelin
- Vent stuffer for extruder and extrusion apparatus26 Mar 2026US 2026/0084360 A1The Japan Steel Works, Ltd.
Most cited
By later US patents
- Fiber reinforced thermoplastic resin structure, process for production of same, and extruder for production of same148US 5,679,456 AToray Industries, Inc. · 1997
- Fiber reinforced thermoplastic resin structure, process for production of same, and extruder for production of same126US 5,824,410 AToray Industries, Inc. · 1998
- Method of forming members for sealing or baffling67US 7,249,415 B2Zephyros, Inc. · 2007
- Extruder assembly for extruding water-curable silane modified polymers54US 4,564,349 AUnion Carbide Corporation · 1986
- Mixing apparatus53US 4,128,342 ABarmag Barmer Maschinenfabrik AG · 1978