Patent US2700810A successfully refreshed from Google Patents.
US2700810A
Expired / Lapsed
US
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Apparatus for manufacturing faced concrete blocks
Assignee: Individual
•
Filing: 1948-02-10
•
Granted: 1955-02-01
•
Expires: 1968-02-10
Abstract
No abstract record available.
Inventors
- 👤 Garni Bruce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:39
CPC Classifications
B; B28; B28B; B28B11/00; B28B11/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US719244A
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US909792A
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US1162172A
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US1493732A
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US1717996A
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US1595255A
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US1719989A
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US1667296A
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US1847557A
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US2101992A
Cited
US2266510A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-31 | 1958-08-02 | 1959-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-31 | 1962-08-02 | 1963-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-31 | 1966-08-02 | 1967-02-01 | $7700.00 | Window Closed / Lapsed |