US2630823A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Main valve for fire hydrants
Assignee: Mueller Co
•
Filing: 1947-06-27
•
Granted: 1953-03-10
•
Expires: 1967-06-27
Abstract
No abstract record available.
Inventors
- 👤 Robert H Mueller
- 👤 Earl E Cline
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:07
CPC Classifications
E; E03; E03B; E03B9/00; E03B9/02; E03B9/14; Y; Y10; Y10T; Y10T137/00; Y10T137/5327; Y10T137/5392; Y10T137/5497; Y10T137/5503; Y10T137/5532; Y10T137/598; Y10T137/615; Y10T137/8593; Y10T137/87169
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US204010A
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US80143A
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US1083307A
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US1083291A
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US1445380A
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US1605011A
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US1605624A
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US1572033A
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US2019515A
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US2019804A
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US2200770A
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US2555727A
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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) | 1956-03-09 | 1956-09-08 | 1957-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-09 | 1960-09-08 | 1961-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-09 | 1964-09-08 | 1965-03-10 | $7700.00 | Window Closed / Lapsed |