A21C 1/1485
Doors
Official title: {Doors; Closures; Operating, e.g. safety, mechanisms therefor}
A21C1/1485 (Doors) appears on 19 US grants and 20 published applications in this corpus.
Search patents in A21C- Granted patents
- 19
- Published applications
- 20
- Assignees
- 16
- Inventors
- 44
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 2 | 0 |
| 2015 | 0 | 2 |
| 2016 | 2 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 5 |
| 2023 | 2 | 2 |
| 2024 | 0 | 1 |
| 2025 | 5 | 0 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Device and assembly for mixing a bakery, pastry or cosmetic preparation2 Jun 2026US 12,643,079 B2Vmi
- Kneading machine for doughs having a scraper ring30 Dec 2025US 12,507,701 B2Diosna Dierks & SöHne GmbH
- Kneading machine for food doughs, having a cover having a quick closure9 Dec 2025US 12,490,745 B2Diosna Dierks & SöHne GmbH
- Mixer tank cover assembly25 Nov 2025US 12,478,936 B2Coperion Food Equipment LLC
- Storage dust cover for a stand mixer bowl2 Sep 2025US 12,403,435 B2Whirlpool Corporation
- Food processing device, componentry, and related methods31 Oct 2024US 2024/0358027 A1SharkNinja Operating LLC
- Storage dust cover for a stand mixer bowl24 Aug 2023US 2023/0264157 A1Whirlpool Corporation
- Device and assembly for mixing a bakery, pastry or cosmetic preparation23 Feb 2023US 2023/0056863 A1Vmi
- Kneading machine for food doughs, having a cover having a quick closure22 Dec 2022US 2022/0400689 A1Diosna Dierks & SöHne GmbH
- Kneading machine for dough with pinch protection10 Nov 2022US 2022/0354129 A1Diosna Dierks & SöHne GmbH
Most cited
By later US patents
- Perfected cylindrical tank for the thermal treatment of a food mixture in general and machine for the production of food mixtures equipped with this cylindrical tank20US 8,641,265 B2G.S.G. S.R.L. · 2014
- Cylindrical tank for the thermal treatment of a food mixture in general and machine for the production of food mixtures equipped with this cylindrical tank20US 8,827,541 B2G.S.G. S.R.L. · 2014
- Mixing device with variable speed drive and related control features15US 7,207,711 B2Premark FEG L.L.C. · 2007
- Method and apparatus for mixing dough4US 7,866,877 B2CMC America Corporation · 2011
- Kneading machine for dough with pinch protection1US 12,250,950 B2Diosna Dierks & SöHne GmbH · 2025