A21C 3/022
Laminating or undulating a continuous dough sheet
Official title: {Laminating or undulating a continuous dough sheet, e.g. by folding transversely or longitudinally onto a moving surface (combined with filling A21C9/045)}
A21C3/022 (Laminating or undulating a continuous dough sheet) appears on 28 US grants and 23 published applications in this corpus.
Search patents in A21C- Granted patents
- 28
- Published applications
- 23
- Assignees
- 21
- Inventors
- 71
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 3 |
| 2025 | 0 | 1 |
| 2026 | 1 | 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
- Method and device for creating an inverted puff pastry dough or a croissant dough23 Jul 2024US 12,041,941 B2Radie B.V.
- Mass shaped detaching razor device and system thereof4 Oct 2022US 11,459,184 B2Heat and Control, Inc.
- Food dough extrusion machine18 May 2021US 11,006,636 B2Haas Food Equipment GmbH
- Apparatus for production of snack food pellets15 Sep 2020US 10,772,348 B2Frito-Lay North America, Inc.
- Layered pizza dough product and method of commercial manufacturing12 Feb 2026US 2026/0041104 A1General Mills, Inc.
- Folding/laminating apparatus for dough sheet15 Jan 2026US 2026/0013518 A1Rheon Automatic Machinery Co., Ltd.
- Method and Device for Manufacturing Puff Pastry or Croissant Dough11 Sep 2025US 2025/0280837 A1Radie B.V.
- Apparatus and system for producing layered food products5 Dec 2024US 2024/0397957 A1
- Device for Providing a Dough Sheet Provided With a Layer of Fat3 Oct 2024US 2024/0324607 A1
Most cited
By later US patents
- Apparatus for continuously manufacturing multi-layered dough materials53US 4,266,920 ARheon Automatic Machinery Co., Ltd. · 1981
- Method and apparatus for continuously manufacturing multi-layered dough materials29US 4,113,819 A1978
- Method of continuously manufacturing multi-layered dough materials29US 4,416,910 A1983
- Method and apparatus for producing lapped shredded food articles27US 4,004,035 AKellogg Company · 1977
- Method of producing pie dough having slits22US 5,196,223 ARheon Automatic Machinery Co., Ltd. · 1993