Patent US2608987A successfully refreshed from Google Patents.
US2608987A
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Water supply or control apparatus
Assignee: Individual
•
Filing: 1949-03-03
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Granted: 1952-09-02
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Expires: 1969-03-03
Abstract
No abstract record available.
Inventors
- 👤 Collman Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:29
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/18; Y; Y10; Y10T; Y10T137/00; Y10T137/2713; Y10T137/7287; Y10T137/7358; Y10T137/7439; Y10T137/8593; Y10T137/86348; Y10T137/86364
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US529547A
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US636681A
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US853850A
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US912241A
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US1063468A
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US1076351A
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US1566176A
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US1786049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-02 | 1956-03-03 | 1956-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-02 | 1960-03-03 | 1960-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-02 | 1964-03-03 | 1964-09-02 | $7700.00 | Window Closed / Lapsed |