Patent US2478060A successfully refreshed from Google Patents.
US2478060A
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Assignee: S H POMEROY Co Inc
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Filing: 1945-02-27
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Granted: 1949-08-02
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Expires: 1965-02-27
Abstract
No abstract record available.
Inventors
- 👤 Charles J Spiess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:38
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/22; E04B9/24; E04B9/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1266547A
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US1691004A
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US1690666A
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US1772417A
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US1779346A
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US2020062A
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US2059483A
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US2055759A
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US2221001A
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US2229064A
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US2340911A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-01 | 1953-01-31 | 1953-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-01 | 1957-01-31 | 1957-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-01 | 1961-01-31 | 1961-08-02 | $7700.00 | Window Closed / Lapsed |