US2738801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Float valve assembly for flush tanks
Assignee: Individual
•
Filing: 1953-07-31
•
Granted: 1956-03-20
•
Expires: 1973-07-31
Abstract
No abstract record available.
Inventors
- 👤 Reaves Bessie Louise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:52
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/18; F16K31/20; F16K31/24; F16K31/26; F16K31/265; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7413; Y10T137/7439; Y10T137/7465; Y10T137/7472; Y10T137/7475; Y10T137/7488
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189904380A
Cited
US1623374A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-20 | 1959-09-19 | 1960-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-20 | 1963-09-19 | 1964-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-20 | 1967-09-19 | 1968-03-20 | $7700.00 | Window Closed / Lapsed |