US960857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Discharge mechanism for vacuum-tanks.
Assignee: J P DEVINE Co
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Filing: 1910-03-02
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Granted: 1910-06-07
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Expires: 1930-03-02
Abstract
No abstract record available.
Inventors
- 👤 William H Eggert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:53
CPC Classifications
B; B01; B01J; B01J3/00; B01J3/02; H; H10; H10P; H10P72/00; H10P72/30; H10P72/33; H10P72/3312
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) | 1913-06-06 | 1913-12-06 | 1914-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-06-06 | 1917-12-06 | 1918-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-06-06 | 1921-12-06 | 1922-06-07 | $7700.00 | Window Closed / Lapsed |