US2100550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emergency shut-off valve
Assignee: Texaco Inc
•
Filing: 1934-11-20
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Granted: 1937-11-30
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Expires: 1954-11-20
Abstract
No abstract record available.
Inventors
- 👤 Wesley W Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:08
CPC Classifications
F; F02; F02D; F02D17/00; F02D17/04; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7723; Y10T137/7726; Y10T137/7727; Y10T137/7748; Y10T137/7749; Y10T137/7837; Y10T137/7838; Y10T137/7846; Y10T137/7869; Y10T137/7871; Y10T137/8593; Y10T137/87571; Y10T137/87917
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) | 1940-11-29 | 1941-05-31 | 1941-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-11-29 | 1945-05-31 | 1945-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-11-29 | 1949-05-31 | 1949-11-30 | $7700.00 | Window Closed / Lapsed |