US3531908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of sterilizing and in aseptic conditions filling a flexible container with a sterile liquid
Assignee: Tetra Pak AB
•
Filing: 1968-02-19
•
Granted: 1970-10-06
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Expires: 1988-02-19
Abstract
No abstract record available.
Inventors
- 👤 Gad Anders Rausing
- 👤 Alex Tuma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:50
CPC Classifications
B; B65; B65B; B65B55/00; B65B55/02; B65B55/04; B65B55/10; B65D; B65D5/00; B65D5/02; B65D5/06; B65D5/067
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2930170A
Cited
US2787875A
Cited
US3140571A
Cited
US2927410A
Cited
US3340671A
Cited
US3393491A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-05 | 1974-04-06 | 1974-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-05 | 1978-04-06 | 1978-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-05 | 1982-04-06 | 1982-10-06 | $7700.00 | Window Closed / Lapsed |