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US867942A
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US
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Compressed-fluid charging and discharging device.
Assignee: Individual
•
Filing: 1906-12-21
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Granted: 1907-10-15
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Expires: 1926-12-21
Abstract
No abstract record available.
Inventors
- 👤 Gabriel A Bobrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:39
CPC Classifications
F; F17; F17C; F17C7/00; F17C7/02; F17C7/04; Y; Y10; Y10S; Y10S251/00; Y10S251/903; Y10T; Y10T137/00; Y10T137/6416; Y10T137/6552
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) | 1910-10-14 | 1911-04-15 | 1911-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-10-14 | 1915-04-15 | 1915-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-10-14 | 1919-04-15 | 1919-10-15 | $7700.00 | Window Closed / Lapsed |