US1144331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil-separator for steam-engines.
Assignee: LOCOMOTIVE STOKER Co
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Filing: 1914-02-19
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Granted: 1915-06-22
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Expires: 1934-02-19
Abstract
No abstract record available.
Inventors
- 👤 Nathan M Lower
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:09
CPC Classifications
F; F16; F16N; F16N7/00; F16N7/14; F16N7/26; F16H; F16H57/00; F16H57/04; F16H57/048; F16H57/0482; F16H57/0483; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2186
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) | 1918-06-21 | 1918-12-21 | 1919-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-06-21 | 1922-12-21 | 1923-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-06-21 | 1926-12-21 | 1927-06-22 | $7700.00 | Window Closed / Lapsed |