Patent US2376623A successfully refreshed from Google Patents.
US2376623A
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Liquid flow or level controller
Assignee: Individual
•
Filing: 1943-02-08
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Granted: 1945-05-22
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Expires: 1963-02-08
Abstract
No abstract record available.
Inventors
- 👤 Romberg Conrad Julius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:42
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/12; G05D9/00; G05D9/02; Y; Y10; Y10T; Y10T137/00; Y10T137/2713; Y10T137/2761; Y10T137/2774; Y10T137/2802; Y10T137/2815; Y10T137/2917; Y10T137/7287; Y10T137/7303; Y10T137/7358; Y10T137/7439
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-05-21 | 1948-11-20 | 1949-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-05-21 | 1952-11-20 | 1953-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-05-21 | 1956-11-20 | 1957-05-22 | $7700.00 | Window Closed / Lapsed |