US3490729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Form assembly for molding monolithic concrete building
Assignee: DILLIN AND LUCE
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Filing: 1967-04-07
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Granted: 1970-01-20
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Expires: 1987-04-07
Abstract
No abstract record available.
Inventors
- 👤 William Falconer Luce
- 👤 Wolfang Wehner Hiller
- 👤 Marco Tulio Ventura Aquino
- 👤 Carlos Hahmann Kaehler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:26
CPC Classifications
E; E04; E04G; E04G11/00; E04G11/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |