US3013575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Siphon pump
Assignee: Individual
•
Filing: 1959-09-25
•
Granted: 1961-12-19
•
Expires: 1979-09-25
Abstract
No abstract record available.
Inventors
- 👤 Persson Gustav Folke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:36
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/007; Y; Y10; Y10T; Y10T137/00; Y10T137/2713; Y10T137/2842; Y10T137/2877; Y10T137/2897
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US241551A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-18 | 1965-06-19 | 1965-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-18 | 1969-06-19 | 1969-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-18 | 1973-06-19 | 1973-12-19 | $7700.00 | Window Closed / Lapsed |