Patent US2474271A successfully refreshed from Google Patents.
US2474271A
Expired / Lapsed
US
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Method for protection of objects
Assignee: Individual
•
Filing: 1945-05-31
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Granted: 1949-06-28
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Expires: 1965-05-31
Abstract
No abstract record available.
Inventors
- 👤 Harold F Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:54
CPC Classifications
G; G08; G08B; G08B13/00; G08B13/18; G08B13/181
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) | 1952-06-27 | 1952-12-27 | 1953-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-27 | 1956-12-27 | 1957-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-27 | 1960-12-27 | 1961-06-28 | $7700.00 | Window Closed / Lapsed |