Patent US2517537A successfully refreshed from Google Patents.
US2517537A
Expired / Lapsed
US
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Dry-storage box
Assignee: John B. Pierce Laboratory
•
Filing: 1947-04-09
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Granted: 1950-08-08
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Expires: 1967-04-09
Abstract
No abstract record available.
Inventors
- 👤 Frederick O Anderegg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:04
CPC Classifications
F; F26; F26B; F26B9/00; F26B9/06; Y; Y10; Y10S; Y10S62/00; Y10S62/13
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US371026A
Cited
US851516A
Cited
CH54529A
Cited
US1462194A
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US1649732A
Cited
US2336456A
Cited
US2478617A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-07 | 1954-02-06 | 1954-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-07 | 1958-02-06 | 1958-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-07 | 1962-02-06 | 1962-08-08 | $7700.00 | Window Closed / Lapsed |