Patent US2939102A successfully refreshed from Google Patents.
US2939102A
Expired / Lapsed
US
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Self-aligning quick disconnect plug
Assignee: Northrop Grumman Corp
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Filing: 1955-11-04
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Granted: 1960-05-31
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Expires: 1975-11-04
Abstract
No abstract record available.
Inventors
- 👤 Howard L Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:48
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/62; H01R13/629; H01R13/633; H01R13/635
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2735993A
Cited
US2409650A
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US2502307A
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US2710384A
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US2658182A
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US2688734A
Cited
US2700141A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-31 | 1963-11-30 | 1964-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-31 | 1967-11-30 | 1968-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-31 | 1971-11-30 | 1972-05-31 | $7700.00 | Window Closed / Lapsed |