A21C 9/045
Laminating dough sheets combined with applying a filling in between
Official title: {Laminating dough sheets combined with applying a filling in between, e.g. lasagna-type products (ravioli-making machines A21C9/066; making laminated baked wafer sheets A21C15/02)}
A21C9/045 (Laminating dough sheets combined with applying a filling in between) appears on 22 US grants and 19 published applications in this corpus.
Search patents in A21C- Granted patents
- 22
- Published applications
- 19
- Assignees
- 17
- Inventors
- 41
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 3 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 3 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Winding machine for dough and method29 Jul 2025US 12,369,593 B2
- Winding machine for dough and method26 Dec 2023US 11,849,732 B2
- Food product with filling3 Dec 2019US 10,492,499 B2The Quaker Oats Company
- Device to mold and cook a food product, method to obtain said food product and food product thus obtained18 Apr 2017US 9,622,489 B2Innovation Alps S.A.
- Food product with filling17 Mar 2015US 8,980,355 B2The Quaker Oats Company
- Method and Device for Manufacturing Puff Pastry or Croissant Dough11 Sep 2025US 2025/0280837 A1Radie B.V.
- Pastry mold receptacle with graduated markings to measure, shape, and combine ingredients5 Jun 2025US 2025/0176605 A1
- 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
- Winding machine for dough and method11 Apr 2024US 2024/0114911 A1
Most cited
By later US patents
- 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 for producing undulated dough products23US 4,515,817 A1985
- Process for manufacturing frozen food products composed of layers of pasta and sauce19US 4,418,085 ANuitoni Foods Corporation · 1983