Patent US3457968A successfully refreshed from Google Patents.
US3457968A
Expired / Lapsed
US
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Method of establishing and maintaining asepsis in packaging machines
Assignee: Tetra Pak AB
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Filing: 1966-01-26
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Granted: 1969-07-29
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Expires: 1986-01-26
Abstract
No abstract record available.
Inventors
- 👤 Alex Tuma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:38
CPC Classifications
B; B65; B65B; B65B9/00; B65B9/10; B65B9/12; B65B3/00; B65B3/26; B65B55/00; B65B55/02; B65B55/04; B65B55/10; B65B55/103; B65B57/00; B65B57/10; B65B57/14; B65B57/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE1146394B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |