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Patent US2574422A successfully refreshed from Google Patents.
US2574422A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1948-05-27
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Granted: 1951-11-06
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Expires: 1968-05-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Norman T Stoos
- 👤 Bondi James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:47
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-05 | 1955-05-07 | 1955-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-05 | 1959-05-07 | 1959-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-05 | 1963-05-07 | 1963-11-06 | $7700.00 | Window Closed / Lapsed |