US2965948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing pre-cast concrete members
Assignee: Individual
•
Filing: 1955-08-30
•
Granted: 1960-12-27
•
Expires: 1975-08-30
Abstract
No abstract record available.
Inventors
- 👤 Albert C Reckman
- 👤 Richard E Francis
- 👤 Herman F Barklage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:29
CPC Classifications
B; B28; B28B; B28B3/00; B28B3/02; B28B3/022; Y; Y10; Y10S; Y10S425/00; Y10S425/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1086994A
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US2492297A
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US2555688A
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US2685116A
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US2586210A
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US2697263A
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US2589115A
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US2614308A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-27 | 1964-06-27 | 1964-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-27 | 1968-06-27 | 1968-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-27 | 1972-06-27 | 1972-12-27 | $7700.00 | Window Closed / Lapsed |