Patent US3516587A successfully refreshed from Google Patents.
US3516587A
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Carton having a tearing edge
Assignee: Akerlund and Rausing AB
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Filing: 1968-02-02
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Granted: 1970-06-23
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Expires: 1988-02-02
Abstract
No abstract record available.
Inventors
- 👤 Bengt Bjorklund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:07
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/67; B65D85/671; B65D83/00; B65D83/08; B65D83/0805; B65D83/0811; B65D83/0841; B65H; B65H35/00; B65H35/0006; B65H35/002; B65D85/672; Y; Y10; Y10T; Y10T225/00; Y10T225/20; Y10T225/215; Y10T225/238; Y10T225/248; Y10T225/295
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2472521A
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US2628179A
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US3002667A
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US3034690A
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US3108726A
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US3227340A
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US3262620A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |