US3456861A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Package comprising a thin bag and a double-folded stiffening inserted into the body of the bag,and the procedure for the production of this package
Assignee: Tetra Pak AB
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Filing: 1967-10-26
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Granted: 1969-07-22
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Expires: 1987-10-26
Abstract
No abstract record available.
Inventors
- 👤 Lars Malte Roland Wettlen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:06
CPC Classifications
B; B65; B65B; B65B5/00; B65B5/04; B65B39/00; B65B39/007; B65B9/00; B65B9/10; B65B9/20; B65D; B65D5/00; B65D5/02; B65D5/06; B65D5/067; B65D5/068
Claims Analysis
Total Claims: 0
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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) | 1972-07-21 | 1973-01-20 | 1973-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-21 | 1977-01-20 | 1977-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-21 | 1981-01-20 | 1981-07-22 | $7700.00 | Window Closed / Lapsed |