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US3114141A Expired / Lapsed US ⏱️ 0.0 years remaining

Letter box with signal system

Assignee: Individual
•
Filing: 1961-04-11
•
Granted: 1963-12-10
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Expires: 1981-04-11
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Abstract

No abstract record available.

Inventors

  • 👤 Gerace Samuel

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 14:13
CPC Classifications
A; A47; A47G; A47G29/00; A47G29/12; A47G29/122; A47G29/1225; A47G2029/1226; A47G2029/1229

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 128 words
A MAIL RECEPTACLE COMPRISING, IN COMBINATION, A MAIN MOUNTING PLATE, A HOUSING HINGEDLY SUPPORTED UPON SAID MAIN MOUNTING PLATE FOR MOVEMENT BETWEEN A NORMALLY CLOSED POSITION AND AN OPEN POSITION, THE UPPER END OF SAID HOUSING DEFINING A MAIL RECEPTION SLOT, A CLOSURE PLATE CARRIED WITHIN SAID HOUSING NORMALLY SPRING BIASED TOWARD A CLOSED POSITION WITH SAID SLOT, SIGNAL MEANS, SWITCH MEANS MOUNTED WITHIN SAID HOUSING AND CONNECTED TO SAID SIGNAL MEANS, SPRING MEANS BIASING SAID SWITCH MEANS TOWARD A CLOSED CIRCUIT POSITION, LATCH MEANS RELEASABLY SECURING SAID SWITCH MEANS IN AN OPEN CIRCUIT POSITION, AND MECHANICAL MOVEMENT MEANS SIMULTANEOUSLY MOVING SAID CLOSURE PLATE OPENING SAID SLOT AND RELEASING SAID LATCH MEANS TO ALLOW MOVEMENT OF SAID SWITCH MEANS TO A CIRCUIT CLOSED POSITION TO ENERGIZE SAID SIGNAL.
Claim 2
Dependent Claim 128 words
A MAIL RECEPTACLE COMPRISING, IN COMBINATION, A MAIN MOUNTING PLATE, A HOUSING HINGEDLY SUPPORTED UPON SAID MAIN MOUNTING PLATE FOR MOVEMENT BETWEEN A NORMALLY CLOSED POSITION AND AN OPEN POSITION, THE UPPER END OF SAID HOUSING DEFINING A MAIL RECEPTION SLOT, A CLOSURE PLATE CARRIED WITHIN SAID HOUSING NORMALLY SPRING BIASED TOWARD A CLOSED POSITION WITH SAID SLOT, SIGNAL MEANS, SWITCH MEANS MOUNTED WITHIN SAID HOUSING AND CONNECTED TO SAID SIGNAL MEANS, SPRING MEANS BIASING SAID SWITCH MEANS TOWARD A CLOSED CIRCUIT POSITION, LATCH MEANS RELEASABLY SECURING SAID SWITCH MEANS IN AN OPEN CIRCUIT POSITION, AND MECHANICAL MOVEMENT MEANS SIMULTANEOUSLY MOVING SAID CLOSURE PLATE OPENING SAID SLOT AND RELEASING SAID LATCH MEANS TO ALLOW MOVEMENT OF SAID SWITCH MEANS TO A CIRCUIT CLOSED POSITION TO ENERGIZE SAID SIGNAL.

References Cited (Backward Citations)

US469181A Cited
US630203A Cited
US1511169A Cited
US1808235A Cited
US2154459A Cited
US2945219A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-12-09 1967-06-10 1967-12-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-12-09 1971-06-10 1971-12-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-12-09 1975-06-10 1975-12-10 $7700.00 Window Closed / Lapsed

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