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US5336896A Expired / Lapsed US ⏱️ 0.0 years remaining

Cellular telephone users protective device

Assignee: Individual
•
Filing: 1993-02-04
•
Granted: 1994-08-09
•
Expires: 2013-02-04
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Abstract

Abstract An accessory for cellular telephones that will afford some protection to cellular telephone users from the alleged brain, head and body damage caused by the electro-magnetic radiation of cellular telephone use and to also provide a comfortable handle for using and carrying the cellular telephone.

Inventors

  • 👤 Joseph M. Katz

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 02:11
CPC Classifications
H; H05; H05K; H05K9/00; H05K9/0007; H05K9/0052; H01; H01Q; H01Q1/00; H01Q1/12; H01Q1/22; H01Q1/24; H01Q1/241; H01Q1/242; H01Q1/245; H04; H04B; H04B1/00; H04B1/38; H04B1/3827; H04B1/3833; H04B1/3838

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 295 words
An assembly for attenuating the passage of electro-magnetic radiation emitted from a cellular telephone, said assembly comprising: a) an oblong box having four closed sides, a closed top side and a closed bottom side, a middle of a front closed side of said four closed sides provides a front door, said front door has means for opening and closing to provide access to dialing telephone numbers in an open position, said closed bottom side provides a bottom door, and said bottom door has means for opening and closing said bottom door to insert said cellular telephone into said oblong box; b) an electro-magnetic radiation shielding affixed to the entire inside of said four closed sides including said front door, said closed top side and said closed bottom side including said bottom door of said oblong box; c) a handle means mounted to an outside of a rear side of said four closed sides of said oblong box for carrying the cellular telephone; d) a telescoping antenna means connected to a tilt and swivel base connector means, said tilt and swivel base connector means is attached to said closed top side of the oblong box and penetrated through said closed top side and said electro-magnetic radiation shielding, said tilt and swivel base connector means connects to a cuplike antenna connector means to form an antenna circuit for effecting an antenna circuitry, wherein said cuplike antenna connector means attached to an inside of said electro-magnetic radiation shielding and said oblong box; and e) several small holes provided on above and below said front door of said front side of said oblong box, said small holes penetrate through said front side of said oblong box and electro-magnetic radiation shielding for talking into and listening from said cellular telephone.
Claim 2
Dependent Claim 295 words
An assembly for attenuating the passage of electro-magnetic radiation emitted from a cellular telephone, said assembly comprising: a) an oblong box having four closed sides, a closed top side and a closed bottom side, a middle of a front closed side of said four closed sides provides a front door, said front door has means for opening and closing to provide access to dialing telephone numbers in an open position, said closed bottom side provides a bottom door, and said bottom door has means for opening and closing said bottom door to insert said cellular telephone into said oblong box; b) an electro-magnetic radiation shielding affixed to the entire inside of said four closed sides including said front door, said closed top side and said closed bottom side including said bottom door of said oblong box; c) a handle means mounted to an outside of a rear side of said four closed sides of said oblong box for carrying the cellular telephone; d) a telescoping antenna means connected to a tilt and swivel base connector means, said tilt and swivel base connector means is attached to said closed top side of the oblong box and penetrated through said closed top side and said electro-magnetic radiation shielding, said tilt and swivel base connector means connects to a cuplike antenna connector means to form an antenna circuit for effecting an antenna circuitry, wherein said cuplike antenna connector means attached to an inside of said electro-magnetic radiation shielding and said oblong box; and e) several small holes provided on above and below said front door of said front side of said oblong box, said small holes penetrate through said front side of said oblong box and electro-magnetic radiation shielding for talking into and listening from said cellular telephone.

References Cited (Backward Citations)

US4725846A Cited
US4800392A Cited
US4868576A Cited
US5235492A Cited
US5181043A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1997-08-08 1998-02-07 1998-08-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2001-08-08 2002-02-07 2002-08-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2005-08-08 2006-02-07 2006-08-09 $7700.00 Window Closed / Lapsed

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