US591067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic siphoning device
Assignee: Individual
•
Filing: 1896-12-12
•
Granted: 1897-10-05
•
Expires: 1916-12-12
Abstract
No abstract record available.
Inventors
- 👤 David Steel Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:02
CPC Classifications
F; F04; F04F; F04F10/00; B; B05; B05B; B05B1/00; Y; Y10; Y10T; Y10T137/00; Y10T137/2713; Y10T137/2842; Y10T137/2924
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) | 1900-10-05 | 1901-04-06 | 1901-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1904-10-05 | 1905-04-06 | 1905-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1908-10-05 | 1909-04-06 | 1909-10-06 | $7700.00 | Window Closed / Lapsed |