Patent US3512677A successfully refreshed from Google Patents.
US3512677A
Expired / Lapsed
US
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Stackable container
Assignee: Illinois Tool Works Inc
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Filing: 1968-07-03
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Granted: 1970-05-19
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Expires: 1988-07-03
Abstract
No abstract record available.
Inventors
- 👤 Michael Kovac
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:36
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/70; B65D85/804; B65D85/816; B65D1/00; B65D1/22; B65D1/26; B65D1/265; B65D21/00; B65D21/02
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) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |