US1864402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic liquid-level regulator
Assignee: Texaco Inc
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Filing: 1930-07-18
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Granted: 1932-06-21
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Expires: 1950-07-18
Abstract
No abstract record available.
Inventors
- 👤 Bodemuller Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:52
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/18; F16K31/34; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7313; Y10T137/7323; Y10T137/7358; Y10T137/7368; Y10T137/7371; Y10T137/7374; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7794; Y10T137/7796; Y10T137/7801; Y10T137/7822; Y10T137/7828
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) | 1935-06-21 | 1935-12-21 | 1936-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-06-21 | 1939-12-21 | 1940-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-06-21 | 1943-12-21 | 1944-06-21 | $7700.00 | Window Closed / Lapsed |