US3024659A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetically centered liquid column float
Assignee: Individual
•
Filing: 1958-09-12
•
Granted: 1962-03-13
•
Expires: 1978-09-12
Abstract
No abstract record available.
Inventors
- 👤 James A White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:57
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/30; G01F23/64; G01F23/68; G01F23/70; G01F23/703; G01L; G01L9/00; G01L9/0091; G01L9/0094; Y; Y10; Y10S; Y10S73/00; Y10S73/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-12 | 1965-09-11 | 1966-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-12 | 1969-09-11 | 1970-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-12 | 1973-09-11 | 1974-03-13 | $7700.00 | Window Closed / Lapsed |