US2827220A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cartons
Assignee: EVELYN S LEVKOFF
•
Filing: 1955-07-12
•
Granted: 1958-03-18
•
Expires: 1975-07-12
Abstract
No abstract record available.
Inventors
- 👤 Levkoff David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:25
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/20; B65D5/24; B65D5/241; B65D5/2004; B65D5/42; B65D5/44; B65D5/50; B65D5/5021
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1211223A
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US2688432A
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US2706590A
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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) | 1961-03-17 | 1961-09-16 | 1962-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-17 | 1965-09-16 | 1966-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-17 | 1969-09-16 | 1970-03-18 | $7700.00 | Window Closed / Lapsed |