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US2750599A
Expired / Lapsed
US
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Built-in fold-away water closet
Assignee: Individual
•
Filing: 1953-12-21
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Granted: 1956-06-19
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Expires: 1973-12-21
Abstract
No abstract record available.
Inventors
- 👤 Colonna Angelo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:58
CPC Classifications
E; E03; E03D; E03D5/00; E03D5/02; E03D5/026; E03D11/00; E03D11/12; Y; Y10; Y10S; Y10S4/00; Y10S4/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US14902A
Cited
US1863682A
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US2042276A
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US2219437A
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US2188562A
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US2281265A
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US2567025A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-19 | 1959-12-19 | 1960-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-19 | 1963-12-19 | 1964-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-19 | 1967-12-19 | 1968-06-19 | $7700.00 | Window Closed / Lapsed |