Patent US2623259A successfully refreshed from Google Patents.
US2623259A
Expired / Lapsed
US
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Inner form for concrete tank molds
Assignee: Individual
•
Filing: 1949-07-25
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Granted: 1952-12-30
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Expires: 1969-07-25
Abstract
No abstract record available.
Inventors
- 👤 Sr Edward J Schuh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:54
CPC Classifications
B; B28; B28B; B28B7/00; B28B7/16; B28B7/168
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1311122A
Cited
US1013416A
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US967030A
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US973910A
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US1023465A
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US1233878A
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US1579634A
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US2367270A
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US2378616A
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US2344738A
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US2485850A
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US2461928A
Cited
US2492893A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-30 | 1956-06-30 | 1956-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-30 | 1960-06-30 | 1960-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-30 | 1964-06-30 | 1964-12-30 | $7700.00 | Window Closed / Lapsed |