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US3479824A
Expired / Lapsed
US
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Seawall and fence construction
Assignee: Individual
•
Filing: 1967-09-18
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Granted: 1969-11-25
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Expires: 1987-09-18
Abstract
No abstract record available.
Inventors
- 👤 Cecil F Schaaf
- 👤 Walter Macciomei
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:37
CPC Classifications
E; E02; E02B; E02B3/00; E02B3/04; E02B3/06; Y; Y02; Y02A; Y02A10/00; Y02A10/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US85595A
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US276679A
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US571937A
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US604810A
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US1665462A
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US2257626A
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US2746257A
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US3011316A
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US3217497A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |