Patent US3077571A successfully refreshed from Google Patents.
US3077571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Key for connector
Assignee: Physical Sciences Corp
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Filing: 1960-01-13
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Granted: 1963-02-12
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Expires: 1980-01-13
Abstract
No abstract record available.
Inventors
- 👤 Gerald R Curtis
- 👤 Richard W Baugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:18
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/64; F; F16; F16L; F16L2201/00; F16L2201/20
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
116 words
THE COMBINATION WITH AN ELECTRICAL CONNECTOR OF THE TYPE HAVING A RECEPTACLE SHELL WITH WALLS DEFINING A HOLLOW CYLINDRICAL MEMBER WITH A BASE MEMBER AT ONE END, AND HAVING PIN CONNECTOR MEANS MOUNTED IN SAID BASE MEMBER, OF A KEY MEMBER COMPRISING A SPRING METAL INSERT BEING SUBSTANTIALLY CYLINDRICALLY SHAPED AND HAVING A RADIALLY INWARDLY EXTENDING KEY FORMED THEREIN AND EXTENDING IN AN AXIAL DIRECTION ALONG SUBSTANTIALLY THE AXIAL LENGTH OF THE INSERT, THE KEY BEING FORMED TO DEFINE AN INDENTATION IN THE EXTERNAL PERIPHERY OF THE KEY MEMBER, A SLOT IN SAID SPRING METAL INSERT FOR ENABLING THE INSERTION THEREOF IN SAID HOLLOW CYLINDRICAL MEMBER, AND MEANS CONNECTING SAID INSERT TO SAID HOLLOW CYLINDRICAL MEMBER.
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) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |