Portable telephone - Patent D447468

Title:

Portable telephone

United States Patent D447468

US Patent References:
Handheld telephone
Brown et al. - July, 1994 - D348458

Housing for a portable radio/phone
Richards et al. - March, 1996 - D367649

Cellular phone
Toki et al. - January, 1997 - D377351

Portable telephone handset
Nagele et al. - August, 1997 - D382872

Portable telephone handset
Giordano, Jr. et al. - September, 1997 - D383129

Inventors:

Nakahara, Yoshihito (Tokyo, JP)
Kodama, Ryo (Yokohama, JP)

Application Number:

D/110004

Publication Date:

09/04/2001

Filing Date:

08/26/1999

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Assignee:

Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP)

Primary Class:

D14/138

Field of Search:

D14/137, D14/138, D14/147-148, D14/247-248, D14/250, D14/240, D14/140-142, 379/433.434, 379/419, 379/420, 379/428, 379/440, 455/550-575, 455/90

US Patent References:

D385876	Telephone	November, 1997	Park	D14/138
D387054	Portable telephone housing	December, 1997	Mischenko et al.	D14/138
D388078	Portable telephone housing	December, 1997	Mischenko et al.	D14/138
D402980	Telephone	December, 1998	Galletti et al.	D14/138
D402981	Telephone	December, 1998	Galletti et al.	D14/138
D406137	Key layout for a telephone handset	February, 1999	Kolinen	D14/138
D406835	Housing of hand-held type portable telephone	March, 1999	Yamasaki	D14/138
D413117	Portable telephone	August, 1999	Chintala et al.	D14/138
D413883	Telephone	September, 1999	Galletti et al.	D14/138
D419550	Handset	January, 2000	Caroen et al.	D14/138

Foreign References:

JP0982906

June, 1997

Other References:

Mitsubishi Electric Corp. advertisement, prior to Jan. 19, 1998, MT-30 telephone.*
THZ11 Cyber Giga telephone, Feb. 1999 Tuka catalog.*
Toshiba DL-S25P and Mitsubishi TL PH9 telephones on single page advertisement of Nov. 26, 1997.

Primary Examiner:

Asch, Jeffrey

Attorney, Agent or Firm:

Oblon, Spivak, McClelland, Maier & Neustadt, P.C.

Claims:

1. The ornamental design for a portable telephone, as shown.

Description:

FIG. 1 is a front elevational view of a portable telephone, showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is an enlarged cross-sectional view thereof, taken along line 7--7 of FIG. 1, with the internal system omitted;

FIG. 8 is a front, top and right side perspective view thereof; and,

FIG. 9 is a front, top and right side perspective view with the front cover opened thereof.