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Patent US2934233A successfully refreshed from Google Patents.
US2934233A
Expired / Lapsed
US
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Composite molded paper pulp egg tray
Assignee: Individual
•
Filing: 1956-07-19
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Granted: 1960-04-26
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Expires: 1976-07-19
Abstract
No abstract record available.
Inventors
- 👤 Schwartzberg Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:10
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/30; B65D85/32; B65D85/322
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2045771A
Cited
US2160893A
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US2378627A
Cited
US2455295A
Cited
US2575192A
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US2756918A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |