US2595937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water supply inlet means for toilet flush tanks
Assignee: Individual
•
Filing: 1946-03-01
•
Granted: 1952-05-06
•
Expires: 1966-03-01
Abstract
No abstract record available.
Inventors
- 👤 Benjamin O Graham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:35
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/18; F16K31/20; F16K31/24; F16K31/26; Y; Y10; Y10T; Y10T137/00; Y10T137/3149; Y10T137/3185; Y10T137/7287; Y10T137/7358; Y10T137/7439; Y10T137/7446; Y10T137/7465; Y10T137/7472; Y10T137/8593; Y10T137/86348; Y10T137/86364
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1826322A
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US1881367A
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US1980430A
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US2158267A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-06 | 1955-11-05 | 1956-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-06 | 1959-11-05 | 1960-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-06 | 1963-11-05 | 1964-05-06 | $7700.00 | Window Closed / Lapsed |