Patent US3079475A successfully refreshed from Google Patents.
US3079475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical plug
Assignee: Individual
•
Filing: 1960-05-23
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Granted: 1963-02-26
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Expires: 1980-05-23
Abstract
No abstract record available.
Inventors
- 👤 Roy W Rumble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:23
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/648; H01R13/652
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
AN ELECTRICAL FITTING COMPRISING A BODY, A GROUND PIN GUIDED FOR MOVEMENT IN A PRESCRIBED PATH PROVIDING A RETRACTED POSITION IN WHICH IT WHOLLY ENCLOSED WITHIN THE BODY AND AN EXTENDED POSITION IN WHICH ITS PROJECTS FROM THE BODY; MEANS TO LOCK THE GROUND PIN IN EITHER OF ITS TWO POSITIONS; TWO FLAT CONTACT PINS, MEANS TO MOUNT THE CONTACT PINS COMPRISING FOR EACH PIN A BASE CARRYING THE PIN AND ROTATABLE WITHIN THE BODY TO VARY THE ALIGNMENT OF THE CONTACT PINS TO ONE ANOTHER; AND AN ELECTRICAL CONTACT MOVABLE WITH EACH BASE AND AT LEAST TWO FIXED CONTACTS, IN RESPECT OF EACH MOVEMENT CONTACT, THAT MAKE CONTACT WITH THE MOVABLE CONTACT, EACH IN TURN AS THE BASE IS ROTATED.
Claim 2
Dependent Claim
121 words
AN ELECTRICAL FITTING COMPRISING A BODY, A GROUND PIN GUIDED FOR MOVEMENT IN A PRESCRIBED PATH PROVIDING A RETRACTED POSITION IN WHICH IT WHOLLY ENCLOSED WITHIN THE BODY AND AN EXTENDED POSITION IN WHICH ITS PROJECTS FROM THE BODY; MEANS TO LOCK THE GROUND PIN IN EITHER OF ITS TWO POSITIONS; TWO FLAT CONTACT PINS, MEANS TO MOUNT THE CONTACT PINS COMPRISING FOR EACH PIN A BASE CARRYING THE PIN AND ROTATABLE WITHIN THE BODY TO VARY THE ALIGNMENT OF THE CONTACT PINS TO ONE ANOTHER; AND AN ELECTRICAL CONTACT MOVABLE WITH EACH BASE AND AT LEAST TWO FIXED CONTACTS, IN RESPECT OF EACH MOVEMENT CONTACT, THAT MAKE CONTACT WITH THE MOVABLE CONTACT, EACH IN TURN AS THE BASE IS ROTATED.
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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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |