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US3336474A Expired / Lapsed US ⏱️ 0.0 years remaining

Spherical lighting fixture

Assignee: Commercial Reflector & Manufacturing Com
•
Filing: 1965-09-09
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Granted: 1967-08-15
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Expires: 1985-09-09
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Abstract

No abstract record available.

Inventors

  • 👤 Leibl Daniel

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 05:42
CPC Classifications
F; F21; F21V; F21V17/00; F21V17/10; F21V17/12; F21V3/00; F21V3/04; F21V3/06; F21V3/062; F21V3/0625; F21V31/00; F21V31/005; F21W; F21W2131/00; F21W2131/10; F21W2131/103; F21W2131/105

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 258 words
A LIGHTING FIXTURE COMPRISING A TRANSLUCENT PLASTIC BALL HAVING AN OPENING ON ONE SIDE THEREOF, SAID OPENING DEFINING A CIRCLE HAVING A DIAMETER SUBSTANTIALLY LESS THAN THE DIAMETER OF SAID BALL, A RING POSITIONED ON SAID BALL IN CONTACT WITH THE INNER PERIPHERAL SURFACE OF SAID BALL ADJACENT SAID OPENING, A PLURALITY OF COUNTERSUNK SCREWS AROUND THE PERIPHERY OF SAID BALL OPENING AND PASSING THROUGH THE ADJACENT PERIPHERAL EDGES OF SAID BALL AND SAID RING TO SECURELY CONNECT SAID RING TO SAID BALL, A FIRST INTERNALLY THREADED FLANGE MOUNTED ON SAID HOOD AND IN THE BALL OPENING AND EXTENDING INWARDLY INTO SAID BALL, A HOOD POSITIONED OVER SAID BALL OPENING, A SECOND EXTERNALLY THREADED FLANGE MOUNTED ON SAID HOOD AND IN MATING THREADED ENGAGEMENT WITH SAID FIRST FLANGE, SAID HOOD HAVING A PERIPHERAL EDGE DISPOSED AROUND AND OVERLAPPING THE OUTER PERIPHERAL SURFACE OF SAID BALL AROUND SAID OPENING THEREIN, A RUBBER BACKING RING DISPOSED ADJACENT THE INSIDE SURFACE OF SAID OVERLAPPING PERIPHERAL EDGE OF SAID HOOD, THE OUTER SURFACE OF THE PERIPHERAL EDGE OF SAID BALL ADJACENT SAID OPENING BEING IN SECURE ENGAGEMENT WITH SAID BACKING RING AND SEALING THE SURFACE BETWEEN THE OVERLAPPING PERIPHERAL EDGES OF SAID BALL ADJACENT SAID OPENING AND OF SAID HOOD, SAID BACKING RING OVERLYING SAID SCREWS, THEREBY SECURELY MOUNTING SAID PLASTIC BALL ON SAID HOOD AND CLOSING SAID OPENING IN SAID BALL WITH SAID THREADABLY ENGAGED FLANGES BEING COMPLETELY ENCLOSED WITHIN THE BALL AND HOOD ASSEMBLY, AND A HUB CONNECTED CENTRALLY TO SAID HOOD FOR OPERATIVELY MOUNTING THE BALL AND HOOD ASSEMBLY.
Claim 2
Dependent Claim 258 words
A LIGHTING FIXTURE COMPRISING A TRANSLUCENT PLASTIC BALL HAVING AN OPENING ON ONE SIDE THEREOF, SAID OPENING DEFINING A CIRCLE HAVING A DIAMETER SUBSTANTIALLY LESS THAN THE DIAMETER OF SAID BALL, A RING POSITIONED ON SAID BALL IN CONTACT WITH THE INNER PERIPHERAL SURFACE OF SAID BALL ADJACENT SAID OPENING, A PLURALITY OF COUNTERSUNK SCREWS AROUND THE PERIPHERY OF SAID BALL OPENING AND PASSING THROUGH THE ADJACENT PERIPHERAL EDGES OF SAID BALL AND SAID RING TO SECURELY CONNECT SAID RING TO SAID BALL, A FIRST INTERNALLY THREADED FLANGE MOUNTED ON SAID HOOD AND IN THE BALL OPENING AND EXTENDING INWARDLY INTO SAID BALL, A HOOD POSITIONED OVER SAID BALL OPENING, A SECOND EXTERNALLY THREADED FLANGE MOUNTED ON SAID HOOD AND IN MATING THREADED ENGAGEMENT WITH SAID FIRST FLANGE, SAID HOOD HAVING A PERIPHERAL EDGE DISPOSED AROUND AND OVERLAPPING THE OUTER PERIPHERAL SURFACE OF SAID BALL AROUND SAID OPENING THEREIN, A RUBBER BACKING RING DISPOSED ADJACENT THE INSIDE SURFACE OF SAID OVERLAPPING PERIPHERAL EDGE OF SAID HOOD, THE OUTER SURFACE OF THE PERIPHERAL EDGE OF SAID BALL ADJACENT SAID OPENING BEING IN SECURE ENGAGEMENT WITH SAID BACKING RING AND SEALING THE SURFACE BETWEEN THE OVERLAPPING PERIPHERAL EDGES OF SAID BALL ADJACENT SAID OPENING AND OF SAID HOOD, SAID BACKING RING OVERLYING SAID SCREWS, THEREBY SECURELY MOUNTING SAID PLASTIC BALL ON SAID HOOD AND CLOSING SAID OPENING IN SAID BALL WITH SAID THREADABLY ENGAGED FLANGES BEING COMPLETELY ENCLOSED WITHIN THE BALL AND HOOD ASSEMBLY, AND A HUB CONNECTED CENTRALLY TO SAID HOOD FOR OPERATIVELY MOUNTING THE BALL AND HOOD ASSEMBLY.

References Cited (Backward Citations)

US1184952A Cited
GB440663A Cited
US2549658A Cited
US2779866A Cited
US3275816A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-08-14 1971-02-13 1971-08-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-08-14 1975-02-13 1975-08-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-08-14 1979-02-13 1979-08-15 $7700.00 Window Closed / Lapsed

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