US2966160A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid sensing device
Assignee: AERO SUPPLY Manufacturing CO Inc
•
Filing: 1957-08-28
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Granted: 1960-12-27
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Expires: 1977-08-28
Abstract
No abstract record available.
Inventors
- 👤 Robert E Forrester
- 👤 Frank K Sturgis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:20
CPC Classifications
B; B64; B64D; B64D37/00; B64D37/32; Y; Y10; Y10T; Y10T137/00; Y10T137/0753; Y10T137/0874; Y10T137/2278; Y10T137/4456; Y10T137/4643; Y10T137/4658; Y10T137/7287
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) | 1963-12-27 | 1964-06-27 | 1964-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-27 | 1968-06-27 | 1968-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-27 | 1972-06-27 | 1972-12-27 | $7700.00 | Window Closed / Lapsed |