US2723072A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper cover and container
Assignee: Individual
•
Filing: 1952-03-05
•
Granted: 1955-11-08
•
Expires: 1972-03-05
Abstract
No abstract record available.
Inventors
- 👤 Jr Frank M Sayford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:45
CPC Classifications
B; B65; B65D; B65D43/00; B65D43/02; B65D43/0202; B65D43/0214; B65D43/0218; B65D21/00; B65D21/02; B65D21/0209; B65D21/0217; B65D21/0222; B65D2205/00; B65D2543/00; B65D2543/00009; B65D2543/00018; B65D2543/00064; B65D2543/00074; B65D2543/00092; B65D2543/00259; B65D2543/00268; B65D2543/00444; B65D2543/00481; B65D2543/0049; B65D2543/00509; B65D2543/00537; B65D2543/00555
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1062542A
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US1478146A
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US1973758A
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US2217619A
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US2230877A
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FR854458A
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US2350950A
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US2582541A
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FR978122A
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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) | 1958-11-07 | 1959-05-09 | 1959-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-07 | 1963-05-09 | 1963-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-07 | 1967-05-09 | 1967-11-08 | $7700.00 | Window Closed / Lapsed |