A21C 3/04
Dough-extruding machines
Official title: Dough-extruding machines {; Hoppers with moving elements, e.g. rollers or belts as wall elements for drawing the dough}
A21C3/04 (Dough-extruding machines) appears on 174 US grants and 81 published applications in this corpus.
Search patents in A21C- Granted patents
- 174
- Published applications
- 81
- Assignees
- 90
- Inventors
- 270
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 13 | 0 |
| 1988 | 6 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 9 | 0 |
| 1996 | 5 | 0 |
| 1997 | 11 | 0 |
| 1998 | 8 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 12 | 2 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 2 | 1 |
| 2005 | 0 | 2 |
| 2006 | 2 | 4 |
| 2007 | 2 | 0 |
| 2008 | 0 | 5 |
| 2009 | 0 | 2 |
| 2010 | 1 | 3 |
| 2011 | 4 | 2 |
| 2012 | 4 | 3 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 2 | 5 |
| 2016 | 4 | 2 |
| 2017 | 3 | 5 |
| 2018 | 4 | 4 |
| 2019 | 4 | 4 |
| 2020 | 1 | 8 |
| 2021 | 4 | 6 |
| 2022 | 3 | 4 |
| 2023 | 2 | 2 |
| 2024 | 7 | 5 |
| 2025 | 1 | 4 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Industrial process for continuous production of inversed laminated dough29 Sep 2026US 12,745,779 B2Vamix NV
- Sheeter with pivotable feed system18 Aug 2026US 12,708,120 B2J.C. Ford Company
- Amorphous material shaper27 May 2025US 12,310,373 B2Machine Specialties Va LLC
- Variable speed profile extrusion portion cutting head and control system31 Dec 2024US 12,182,987 B2Food Machinery Engineering, LTD
- Method of manufacture and composition of dough including protein15 Oct 2024US 12,114,668 B1
- Feeding system for supplying dough portions, in particular dough for bakery food products17 Sep 2026US 2026/0271944 A1Sancassiano S.p.A.
- Layered pizza dough product and method of commercial manufacturing12 Feb 2026US 2026/0041104 A1General Mills, Inc.
- Variable Speed Profile Extrusion Portion Cutting Head, Control System, And Related Methods11 Dec 2025US 2025/0378544 A1Food Machinery Engineering, LMTD
- Systems and methods for portioning doughs and similar viscous mixtures23 Oct 2025US 2025/0324984 A1WhitStar Innovations LLC
- Pan coating visualization enhancement material, apparatus, and method5 Jun 2025US 2025/0182262 A1Food Machinery Engineering, LMTD
Most cited
By later US patents
- Device and method for preparing extrudable food products826US 10,264,797 B2Koninklijke Philips N. V. · 2019
- Process for preparing a cooked extruded flour-based product62US 4,568,550 AGeneral Foods Corporation · 1986
- Method for extrusion of baked goods57US 4,888,192 ANabisco Brands, Inc. · 1989
- Process for forming dough ribbon48US 4,126,706 AFrito-Lay, Inc. · 1978
- Triple co-extruder43US 4,715,803 ANabisco Brands, Inc. · 1987