Patent US3522485A successfully refreshed from Google Patents.
US3522485A
Expired / Lapsed
US
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Modular circuit construction
Assignee: Automatic Radio Manufacturing Co Inc
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Filing: 1967-11-21
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Granted: 1970-08-04
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Expires: 1987-11-21
Abstract
No abstract record available.
Inventors
- 👤 John De Metrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:56
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/36; H05K3/366; H05K1/00; H05K1/02; H05K1/14; H05K1/141; H05K2201/00; H05K2201/04; H05K2201/048; H05K2201/09; H05K2201/09145; H05K2201/09172; H05K2201/10; H05K2201/10431; H05K2201/10606; H05K3/30; H05K3/301
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2876390A
Cited
US2910628A
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US2894241A
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US2958013A
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US2905921A
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US3065383A
Cited
US3407261A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-03 | 1974-02-02 | 1974-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-03 | 1978-02-02 | 1978-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-03 | 1982-02-02 | 1982-08-04 | $7700.00 | Window Closed / Lapsed |