A21D 2/22
Ascorbic acid
A21D2/22 (Ascorbic acid) appears on 25 US grants and 43 published applications in this corpus.
Search patents in A21D- Granted patents
- 25
- Published applications
- 43
- Assignees
- 27
- Inventors
- 131
- Latest grant
- 16 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 5 |
| 2005 | 1 | 2 |
| 2006 | 0 | 8 |
| 2007 | 0 | 2 |
| 2008 | 1 | 3 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 3 |
| 2015 | 0 | 3 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Solid enzymatic article for use in baking16 Sep 2025US 12,414,570 B2Novazymes A/S
- Improver and breadmaking method for precooked loaves stored without freezing29 Mar 2022US 11,284,627 B2Lesaffre Et Compagnie
- Yeast-leavened dough and dry mix for preparing such a dough4 Jun 2019US 10,306,898 B2Caravan Ingredients Inc.
- Method of baking18 Sep 2018US 10,076,121 B2Novozymes A/S
- Bread-making improver12 Aug 2014US 8,802,182 B2Lesaffre Et Compagnie
- Bread improver composition, bread dough composition comprising same and bread prepared using same13 Aug 2026US 2026/0231958 A1CJ Foodville Corp.
- Betalain compositions13 Aug 2026US 2026/0234406 A1Givaudan SA
- Solid Enzymatic Article For Use In Baking25 Dec 2025US 2025/0386829 A1Novozymes A/S
- Baking additive5 Sep 2024US 2024/0292847 A1Novozymes A/S
- Solid Enzymatic Article For Use In Baking22 Jul 2021US 2021/0219559 A1Novozymes A/S
Most cited
By later US patents
- Method for producing bread19US 4,405,648 ANisshin Flour Milling Co., Ltd. · 1983
- Bakery product and process17US 3,934,040 ACaravan Products Co., Inc. · 1976
- Method of manufacturing frozen bagel dough products14US 4,657,769 A1987
- Dough-improver composition8US 3,954,999 APennwalt Corporation · 1976
- Oxidizing agent for making bread8US 3,959,496 ABaker Research Development Service, Inc. · 1976