Patent US2604905A successfully refreshed from Google Patents.
US2604905A
Expired / Lapsed
US
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Flush valve
Assignee: MYER FLUSHOMETER CO
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Filing: 1947-04-24
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Granted: 1952-07-29
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Expires: 1967-04-24
Abstract
No abstract record available.
Inventors
- 👤 Claus D Myer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:00
CPC Classifications
E; E03; E03D; E03D3/00; E03D3/02; E03D3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |