US1003163A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure-governor for pumps.
Assignee: Westinghouse Air Brake Co
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Filing: 1909-11-02
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Granted: 1911-09-12
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Expires: 1929-11-02
Abstract
No abstract record available.
Inventors
- 👤 Walter V Turner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:17
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; F; F15; F15B; F15B13/00; F15B13/02; F15B13/027; F15B2211/00; F15B2211/30; F15B2211/32; F15B2211/329
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) | 1914-09-11 | 1915-03-13 | 1915-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-09-11 | 1919-03-13 | 1919-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-09-11 | 1923-03-13 | 1923-09-12 | $7700.00 | Window Closed / Lapsed |