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US6230028B1 Expired / Lapsed US ⏱️ 0.0 years remaining

Simplification of portable radio telephone's operation

Assignee: Sony Corp
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Filing: 1999-01-29
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Granted: 2001-05-08
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Expires: 2019-01-29
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Abstract

Abstract A portable radio telephone is provided with a body, keypad for entering telephone calling functions and data information and a display for displaying telephone functions and status. The portable radio telephone is also provided with a cover hinged to the telephone body for assuming a closed or open orientation. When closed, the telephone keypad and display are covered. The cover includes a transparent window for enabling the user to visibly observe the display when the cover is in a closed orientation.

Inventors

  • 👤 Hiroshi Shirakawa

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 15:19
CPC Classifications
H; H04; H04M; H04M1/00; H04M1/02; H04M1/0202; H04M1/0206; H04M1/0208; H04M1/0214

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 163 words
In a portable radio telephone having a body, key pad for entering telephone calling and data information to said radio telephone and a display for displaying telephone functions and status information and further being provided with a cover hinged to said body for selectively assuming a closed or opened orientation with respect to said body which, when closed, covers said key pad in display, the improvement comprising configuring a transparent window within said cover for enabling a user to visibly observe said display when said cover is in its closed orientation, wherein the telephone functions can be executed when said cover is in a closed orientation, the status of said functions being visible through said transparent window, and wherein a jog dial is located on said body and accessible to a user when said cover is in a closed orientation, said jog dial enabling the user to access telephone functions, the status of which are visible through said transparent window in said cover.
Claim 2
Dependent Claim 163 words
In a portable radio telephone having a body, key pad for entering telephone calling and data information to said radio telephone and a display for displaying telephone functions and status information and further being provided with a cover hinged to said body for selectively assuming a closed or opened orientation with respect to said body which, when closed, covers said key pad in display, the improvement comprising configuring a transparent window within said cover for enabling a user to visibly observe said display when said cover is in its closed orientation, wherein the telephone functions can be executed when said cover is in a closed orientation, the status of said functions being visible through said transparent window, and wherein a jog dial is located on said body and accessible to a user when said cover is in a closed orientation, said jog dial enabling the user to access telephone functions, the status of which are visible through said transparent window in said cover.
Claim 3
Dependent Claim 115 words
In a portable radio telephone having a body and a display for displaying telephone functions and status information and further being provided with a cover hinged to said body for selectively assuming a closed or open orientation with respect to said body which, when closed covers said display, the improvement comprising configuring a transparent window within said cover for enabling the user to visually observe said display when said cover is in its closed orientation, wherein telephone functions and data information programmed within said telephone are accessed by a jog dial, said jog dial being located on the body of said telephone and accessible to a user when said cover is in a closed orientation.
Claim 4
Dependent Claim 115 words
In a portable radio telephone having a body and a display for displaying telephone functions and status information and further being provided with a cover hinged to said body for selectively assuming a closed or open orientation with respect to said body which, when closed covers said display, the improvement comprising configuring a transparent window within said cover for enabling the user to visually observe said display when said cover is in its closed orientation, wherein telephone functions and data information programmed within said telephone are accessed by a jog dial, said jog dial being located on the body of said telephone and accessible to a user when said cover is in a closed orientation.

References Cited (Backward Citations)

US5175759A Cited
US5584054A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 2004-05-07 2004-11-06 2005-05-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2008-05-07 2008-11-06 2009-05-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2012-05-07 2012-11-06 2013-05-08 $7700.00 Window Closed / Lapsed

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