US2933146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structural material
Assignee: Individual
•
Filing: 1956-01-26
•
Granted: 1960-04-19
•
Expires: 1976-01-26
Abstract
No abstract record available.
Inventors
- 👤 Zaldastani Othar
- 👤 Miguel C Junger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:59
CPC Classifications
E; E04; E04C; E04C1/00; E04C1/40; E04C1/41; E04B; E04B2/00; E04B2/02; E04B2002/0256; E04B2002/0289; E04B2002/0293
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1305294A
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US1302667A
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US1660745A
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US2007130A
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DE889063C
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FR1066348A
Cited
US2751659A
Cited
FR1085605A
Cited
FR1094437A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |