US2927176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic switch mechanism
Assignee: PHILLIPS AVIAT CO
•
Filing: 1955-01-06
•
Granted: 1960-03-01
•
Expires: 1975-01-06
Abstract
No abstract record available.
Inventors
- 👤 Jr Edwin C Auld
- 👤 John H Northrop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:19
CPC Classifications
H; H01; H01H; H01H36/00; H01H36/02; G; G01; G01F; G01F23/00; G01F23/30; G01F23/32; G01F23/38; G01F23/64; H01H36/0073; Y; Y10; Y10S; Y10S73/00; Y10S73/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US817555A
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US2062674A
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US2204161A
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US2577165A
Cited
US2600011A
Cited
US2725439A
Cited
US2658970A
Cited
US2671834A
Cited
US2711454A
Cited
US2770697A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-01 | 1963-08-31 | 1964-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-01 | 1967-08-31 | 1968-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-01 | 1971-08-31 | 1972-03-01 | $7700.00 | Window Closed / Lapsed |