Patent US5744182A successfully refreshed from Google Patents.
US5744182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aromatisation process used in food packaging
Assignee: Nestec SA
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Filing: 1996-04-29
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Granted: 1998-04-28
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Expires: 2016-04-29
Abstract
Abstract A process for introducing an aroma into the headspace of a package containing a food product during the gas packaging of the food product which comprises introducing a modified atmosphere into the headspace, and introducing a food acceptable aroma dissolved in a liquid food acceptable gas under pressure into the headspace of the package.
Inventors
- 👤 Bo Andersson
- 👤 Dominique Villot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:42
CPC Classifications
B; B65; B65B; B65B25/00; B65B25/001
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
54 words
A process for introducing an aroma into the headspace of a package containing a food product during the gas packaging of the food product which comprises introducing a modified atmosphere into the headspace, and introducing a food acceptable aroma dissolved in a liquid food acceptable gas under pressure into the headspace of the package.
Claim 2
Dependent Claim
54 words
A process for introducing an aroma into the headspace of a package containing a food product during the gas packaging of the food product which comprises introducing a modified atmosphere into the headspace, and introducing a food acceptable aroma dissolved in a liquid food acceptable gas under pressure into the headspace of the package.
Claim 3
Dependent Claim
15 words
A process according to claim 1 wherein the food product is a chilled charcuterie product.
Claim 4
Dependent Claim
31 words
A process according to claim 1 wherein the introduction of the modified atmosphere into the headspace is accomplished by firstly evacuating air from the package followed by introducing the modified atmosphere.
Claim 5
Dependent Claim
34 words
A process according to claim 1 wherein the introduction of the modified atmosphere into the headspace is accomplished by gas flushing which causes air in the package to be replaced by the modified atmosphere.
Claim 6
Dependent Claim
14 words
A process according to claim 1 wherein the food acceptable gas is carbon dioxide.
Claim 7
Dependent Claim
22 words
A process according to claim 1 wherein the food acceptable aroma is volatile and is not substantially absorbed by the food product.
Claim 8
Dependent Claim
28 words
A process according to claim 5 wherein the food acceptable aroma is dissolved in a food acceptable organic solvent before it is dissolved in the liquid carbon dioxide.
Claim 9
Dependent Claim
26 words
A process according to claim 1 wherein the liquid food acceptable gas containing the food acceptable aroma is under a pressure of at least 20 bars.
Claim 10
Dependent Claim
28 words
A process according to claim 1 wherein the liquid food acceptable gas containing the food acceptable aroma is held under a pressure of from 40 to 60 bars.
Claim 11
Dependent Claim
40 words
A process according to claim 1 wherein the liquid food acceptable gas containing the food acceptable aroma is fed through a tube to a spraying nozzle positioned to enable it to spray the aroma into the headspace of the package.
Claim 12
Dependent Claim
37 words
A process according to claim 10 wherein the spraying nozzle is a fixed nozzle installed on the sealing tool of the packaging machine and sprays the aroma into the headspace just before the package has been sealed.
Claim 13
Dependent Claim
32 words
A process according to claim 10 wherein the spraying nozzle is a movable nozzle which, after having sprayed the aroma into the headspace, retracts from the package just before it is sealed.
Claim 14
Dependent Claim
39 words
A process according to claim 10 wherein a valve is situated in the tube to control the distribution of the aroma, the time of opening of the valve being set to correspond to the required amount of the aroma.
Claim 15
Dependent Claim
18 words
A process according to claim 13 wherein the valve is integrated on, and controlled from, the packaging machine.
Claim 16
Dependent Claim
33 words
A process according to claim 1 wherein the liquid food acceptable gas containing the food acceptable aroma is introduced at the same time as the modified atmosphere into the headspace of the package.
Claim 17
Dependent Claim
30 words
A process according to claim 1 wherein the liquid food acceptable gas containing the food acceptable aroma is introduced separately from the modified atmosphere into the headspace of the package.
Claim 18
Independent Claim
116 words
A device for introducing a food acceptable aroma into the headspace of a package during gas packaging of a food product therein, which device comprises a supply of a food acceptable aroma dissolved in a liquid food acceptable gas under pressure, a tube one end of which is provided with a nozzle for spraying the food acceptable aroma into the headspace of the package and the opposite end of which is connected to the aroma supply, a valve situated in the tube to control the distribution of the aroma, and a controller which opens the valve for a time which allows a required amount of the aroma to be introduced into the headspace of the package.
Claim 19
Independent Claim
116 words
A device for introducing a food acceptable aroma into the headspace of a package during gas packaging of a food product therein, which device comprises a supply of a food acceptable aroma dissolved in a liquid food acceptable gas under pressure, a tube one end of which is provided with a nozzle for spraying the food acceptable aroma into the headspace of the package and the opposite end of which is connected to the aroma supply, a valve situated in the tube to control the distribution of the aroma, and a controller which opens the valve for a time which allows a required amount of the aroma to be introduced into the headspace of the package.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2001-04-27 | 2001-10-27 | 2002-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2005-04-27 | 2005-10-27 | 2006-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2009-04-27 | 2009-10-27 | 2010-04-28 | $7700.00 | Window Closed / Lapsed |