Patent US3758806A successfully refreshed from Google Patents.
Patent US3488432A successfully refreshed from Google Patents.
US3488432A
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Electrical connector of sintered powdered conductive material
Assignee: DAVID J CRIMMINS
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Filing: 1969-01-14
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Granted: 1970-01-06
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Expires: 1989-01-14
Abstract
No abstract record available.
Inventors
- 👤 Jacinto Fernandes
- 👤 David J Crimmins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:47
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/10; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204; Y10T29/49206; Y10T403/00; Y10T403/49; Y10T403/4983; Y10T403/71; Y10T403/7129; Y10T403/7141
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) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |