Patent US2773634A successfully refreshed from Google Patents.
US2773634A
Expired / Lapsed
US
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Paperboard carton pouring spout construction
Assignee: DAIRY CONTAINERS Inc
•
Filing: 1953-03-12
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Granted: 1956-12-11
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Expires: 1973-03-12
Abstract
No abstract record available.
Inventors
- 👤 Negoro Kaiji
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:36
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/70; B65D65/00; B65D65/38; B65D65/42
Claims Analysis
Total Claims: 0
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US2336706A
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US2358659A
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US2403138A
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US2606655A
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US2554160A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-11 | 1960-06-11 | 1960-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-11 | 1964-06-11 | 1964-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-11 | 1968-06-11 | 1968-12-11 | $7700.00 | Window Closed / Lapsed |