Patent US4891764A successfully refreshed from Google Patents.
US3471900A
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Mold for encapsulating electrical components
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1967-05-24
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Granted: 1969-10-14
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Expires: 1987-05-24
Abstract
No abstract record available.
Inventors
- 👤 Jerome G Burns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:06
CPC Classifications
H; H01; H01G; H01G2/00; H01G2/12; B; B29; B29C; B29C33/00; B29C33/12; B29C43/00; B29C43/02; B29C43/18; B29C70/00; B29C70/68; B29C70/72; B29K; B29K2105/00; B29K2105/25; B29K2105/251; B29L; B29L2031/00; B29L2031/34; B29L2031/3406
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3221089A
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US3142716A
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US3149375A
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US3108328A
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US3189947A
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US3345692A
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US3391426A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-13 | 1973-04-14 | 1973-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-13 | 1977-04-14 | 1977-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-13 | 1981-04-14 | 1981-10-14 | $7700.00 | Window Closed / Lapsed |