Patent US2761552A successfully refreshed from Google Patents.
US2761552A
Expired / Lapsed
US
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Lunch boxes
Assignee: Individual
•
Filing: 1955-09-21
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Granted: 1956-09-04
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Expires: 1975-09-21
Abstract
No abstract record available.
Inventors
- 👤 Levine Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:17
CPC Classifications
A; A45; A45C; A45C11/00; A45C11/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE82986C
Cited
US601798A
Cited
GB189905913A
Cited
US1811439A
Cited
US2505405A
Cited
US2527541A
Cited
US2672232A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-04 | 1960-03-05 | 1960-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-04 | 1964-03-05 | 1964-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-04 | 1968-03-05 | 1968-09-04 | $7700.00 | Window Closed / Lapsed |