- All sections
- A - Human necessities
- A23L - Foods, foodstuffs, or non-alcoholic beverages, not covered by subclasses or ; their preparation or treatment, e.g. cooking, modification of nutritive qualities, physical treatment ; preservation of foods or foodstuffs, in general
- A23L 3/375 - Freezing; Subsequent thawing; Cooling with addition of chemicals with direct contact between the food and the chemical, e.g. liquid N2, at cryogenic temperature
Patent holdings for IPC class A23L 3/375
Total number of patents in this class: 156
10-year publication summary
|
9
|
12
|
19
|
13
|
19
|
16
|
19
|
11
|
9
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
15 |
| Linde Aktiengesellschaft | 1600 |
15 |
| Praxair Technology, Inc. | 1367 |
13 |
| Messer Industries USA, Inc. | 103 |
7 |
| Genialis | 30 |
6 |
| Lyco Manufacturing, Inc. | 50 |
4 |
| The Original Resinator, LLC | 15 |
4 |
| Air Liquide Deutschland G.m.b.H | 68 |
3 |
| Ambiente e Nutrizione S.r.l. | 17 |
3 |
| Blanctec Co., Ltd. | 22 |
3 |
| Unilever PLC | 3540 |
2 |
| Unilever N.V. | 3440 |
2 |
| Arcelik A.S. | 3617 |
2 |
| BMG Incorporated | 16 |
2 |
| Dippin' Dots, L.L.C. | 51 |
2 |
| General Mills, Inc. | 990 |
2 |
| Herbs Unlimited Corporation | 2 |
2 |
| Hindustan Unilever Limited | 1281 |
2 |
| Shanghai Ocean University | 57 |
2 |
| L' Air Liquide Societe Anonyme Pour L' Etude et L' Exploitation des procedes Georges Claude | 98 |
2 |
| Other owners | 63 |