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US2485343A
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Multiple indicating system
Assignee: Magnetic Analysis Corp
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Filing: 1946-04-20
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Granted: 1949-10-18
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Expires: 1966-04-20
Abstract
No abstract record available.
Inventors
- 👤 Zuschlag Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:58
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/20; G01R13/22; G01R13/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1351356A
Cited
US2048081A
Cited
US2089430A
Cited
US2412350A
Cited
US2394196A
Cited
US2418116A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-17 | 1953-04-18 | 1953-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-17 | 1957-04-18 | 1957-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-17 | 1961-04-18 | 1961-10-18 | $7700.00 | Window Closed / Lapsed |