US2429958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means facilitating stacking of containers
Assignee: HARRY A BLESSING
•
Filing: 1944-10-17
•
Granted: 1947-10-28
•
Expires: 1964-10-17
Abstract
No abstract record available.
Inventors
- 👤 August G Liebmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:30
CPC Classifications
B; B65; B65D; B65D21/00; B65D21/02; B65D21/0209; B65D21/0217
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US526460A
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US2042548A
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US2172140A
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US2328543A
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US2371578A
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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) | 1950-10-27 | 1951-04-28 | 1951-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-10-27 | 1955-04-28 | 1955-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-10-27 | 1959-04-28 | 1959-10-28 | $7700.00 | Window Closed / Lapsed |