US2619655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ventilating toilet
Assignee: Individual
•
Filing: 1946-10-04
•
Granted: 1952-12-02
•
Expires: 1966-10-04
Abstract
No abstract record available.
Inventors
- 👤 Floyd A Huff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:16
CPC Classifications
E; E03; E03D; E03D9/00; E03D9/04; E03D9/05; E03D9/052; A; A47; A47K; A47K13/00; A47K13/24; A47K13/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1667265A
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US1883406A
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US1885715A
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US1972774A
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US2041962A
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US2058436A
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US2157664A
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US2227920A
Cited
US2238461A
Cited
US2203111A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-02 | 1956-06-02 | 1956-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-02 | 1960-06-02 | 1960-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-02 | 1964-06-02 | 1964-12-02 | $7700.00 | Window Closed / Lapsed |