US2915699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal detectors
Assignee: Schneider Electric USA Inc
•
Filing: 1956-09-13
•
Granted: 1959-12-01
•
Expires: 1976-09-13
Abstract
No abstract record available.
Inventors
- 👤 Robert C Mierendorf
- 👤 Charles F Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:13
CPC Classifications
G; G01; G01V; G01V3/00; G01V3/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE21003E
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US2104643A
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US2104644A
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US2237254A
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US2321356A
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US2502626A
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US2489920A
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US2598252A
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US2609530A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |