US614441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-pressure regulator
Assignee: —
•
Filing: —
•
Granted: 1898-11-22
•
Expires: 1915-11-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:55
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/10; G05D16/103; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7808; Y10T137/7834
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) | 1901-11-22 | 1902-05-24 | 1902-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1905-11-22 | 1906-05-24 | 1906-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1909-11-22 | 1910-05-24 | 1910-11-23 | $7700.00 | Window Closed / Lapsed |