TREA

Telephone headset amplifier

Follow

Information

  • Patent Grant
  • D457867
  • Patent Number
    D457,867
  • Date Filed
    Tuesday, September 5, 2000
    24 years ago
  • Date Issued
    Tuesday, May 28, 2002
    22 years ago
Information
Abstract
Description




FIG. 1 is a front perspective of a first embodiment of a telephone headset amplifier showing my design;




FIG. 2 is a rear perspective view thereof;




FIG. 3 is a top plan elevational view thereof;




FIG. 4 is a rear elevational view thereof;




FIG. 5 is a front elevational view thereof;




FIG. 6 is a side elevational view thereof;




FIG. 7 is another side elevational view thereof;




FIG. 8 is a front perspective view of a second embodiment of a telephone headset amplifier showing my design;




FIG. 9 is a rear perspective view thereof;




FIG. 10 is a top plan view thereof;




FIG. 11 is a rear elevational view thereof;




FIG. 12 is a front elevational view thereof; and,




FIG. 13 is a side elevational view thereof with the other side being the same.



Claims
  • The ornamental design for a telephone headset amplifier, shown and described.
US Referenced Citations (14)
Number Name Date Kind
D272443 Wong et al. Jan 1984 S
4754484 Larkin et al. Jun 1988 A
5058155 Larsen Oct 1991 A
5099514 Acree Mar 1992 A
D327068 Hampf et al. Jun 1992 S
D372480 Bungardt Aug 1996 S
5608797 Larsen et al. Mar 1997 A
D390553 Beaumont et al. Feb 1998 S
D394654 Copeland et al. May 1998 S
D405093 Sawhney et al. Feb 1999 S
D412904 Sawhney et al. Aug 1999 S
D413121 Allen et al. Aug 1999 S
D423002 Pedersen Apr 2000 S
6141418 Weiser et al. Oct 2000 A