US3598379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of aseptically packaging metal containers
Assignee: Ardagh Metal Packaging Germany GmbH
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Filing: 1969-08-25
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Granted: 1971-08-10
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Expires: 1989-08-25
Abstract
Abstract A method for forming aseptic cans and includes the step of temporarily sealing the containers at the manufacturing site. The temporarily sealed container is then subjected to heat for sterilizing. The container is subsequently filled with a product at the site of the container user.
Inventors
- 👤 Martin Laupheimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:51
CPC Classifications
B; B65; B65B; B65B55/00; B65B55/02; B65B55/04; B65B55/06; Y; Y10; Y10S; Y10S53/00; Y10S53/90
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
59 words
The method of providing an aseptic container comprising the steps of fabricating a container including a body having a product filling opening, sealing said product filling opening with a removable seal prior to filling said container, heating said sealed container to a temperature for rendering the interior of the container aseptic prior to transfer for filling with a product.
Claim 2
Independent Claim
59 words
The method of providing an aseptic container comprising the steps of fabricating a container including a body having a product filling opening, sealing said product filling opening with a removable seal prior to filling said container, heating said sealed container to a temperature for rendering the interior of the container aseptic prior to transfer for filling with a product.
Claim 3
Dependent Claim
21 words
The method as defined in claim 1 wherein said container is heated to a temperature from about 80* to 120* C.
Claim 4
Dependent Claim
19 words
The method as defined in claim 2 wherein said container is heated to said temperature in a drying oven.
Claim 5
Dependent Claim
15 words
The method as defined in claim 2 wherein said removable seal hermetically seals said container.
Claim 6
Dependent Claim
18 words
The invention as defined in claim 4 wherein said seal is formed by a heat resistant adhesive tape.
Claim 7
Dependent Claim
44 words
The method as defined in claim 4 including the steps of transferring said container to a filling station, after heating said container, removing said removable seal from said filling opening, filling said container with a product, and reclosing said filling opening with a plug.
Claim 8
Independent Claim
55 words
The method of providing an aseptic container comprising fabricating from a metal container having a product filling opening, hermetically sealing said product filling opening with a removable seal prior to filling said container, heating said sealed container to a temperature for rendering the interior of the container aseptic prior to being filled with a product.
Claim 9
Independent Claim
55 words
The method of providing an aseptic container comprising fabricating from a metal container having a product filling opening, hermetically sealing said product filling opening with a removable seal prior to filling said container, heating said sealed container to a temperature for rendering the interior of the container aseptic prior to being filled with a product.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-08-09 | 1975-02-08 | 1975-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-09 | 1979-02-08 | 1979-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-09 | 1983-02-08 | 1983-08-10 | $7700.00 | Window Closed / Lapsed |