US2999587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic diode sorter
Assignee: Pacific Semiconductors Inc
•
Filing: 1957-08-12
•
Granted: 1961-09-12
•
Expires: 1977-08-12
Abstract
No abstract record available.
Inventors
- 👤 Richard A Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:22
CPC Classifications
B; B07; B07C; B07C5/00; B07C5/34; B07C5/344; G; G01; G01R; G01R31/00; G01R31/26; G01R31/2607; G01R31/2632; Y; Y10; Y10S; Y10S209/00; Y10S209/933
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1814437A
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US1808301A
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US2278697A
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US2570485A
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US2748347A
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US2752039A
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US2762015A
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US2769143A
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US2858018A
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US2849682A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-11 | 1965-03-13 | 1965-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-11 | 1969-03-13 | 1969-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-11 | 1973-03-13 | 1973-09-12 | $7700.00 | Window Closed / Lapsed |