US3534853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic testing and sorting apparatus for electrical elements
Assignee: San Fernando Electric Manufacturing Co
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Filing: 1968-04-29
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Granted: 1970-10-20
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Expires: 1988-04-29
Abstract
No abstract record available.
Inventors
- 👤 Forest I Seaman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:27
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/01; G01R31/013; G01R31/016; B; B07; B07C; B07C5/00; B07C5/34; B07C5/344; Y; Y10; Y10S; Y10S209/00; Y10S209/911; Y10S209/914; Y10S209/92; Y10S209/921; Y10S209/933
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) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |