Headset amplifier
Latest Hello Direct, Inc. Patents:
Description
FIG. 1 illustrates a perspective view of a headset amplifier;
FIG. 2 illustrates a front view thereof;
FIG. 3 illustrates a back view thereof;
FIG. 4 illustrates a right side view thereof;
FIG. 5 illustrates a left side view thereof;
FIG. 6 illustrates a top view thereof; and,
FIG. 7 illustrates a bottom view thereof.
Claims
The ornamental design for a headset amplifier, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
3955051 | May 4, 1976 | Bitzer et al. |
4219789 | August 26, 1980 | Frangos |
4517413 | May 14, 1985 | Pavitt, Jr. |
4754484 | June 28, 1988 | Larkin et al. |
4879746 | November 7, 1989 | Young et al. |
4893331 | January 9, 1990 | Horiuchi et al. |
4941187 | July 10, 1990 | Slater |
4993060 | February 12, 1991 | Kelly |
5058155 | October 15, 1991 | Larsen |
5099514 | March 24, 1992 | Acree |
5185789 | February 9, 1993 | Hanon et al. |
5226077 | July 6, 1993 | Lynn et al. |
5235637 | August 10, 1993 | Kraz et al. |
D340455 | October 19, 1993 | Christian |
D340722 | October 26, 1993 | Bungardt |
5337343 | August 9, 1994 | Stickney |
5402499 | March 28, 1995 | Robison et al. |
5450496 | September 12, 1995 | Burris et al. |
5455859 | October 3, 1995 | Gutzmer |
5475872 | December 12, 1995 | Sato |
5483579 | January 9, 1996 | Stogel |
5488657 | January 30, 1996 | Lynn et al. |
5493609 | February 20, 1996 | Winseck, Jr. et al. |
5504812 | April 2, 1996 | Vangarde |
5544230 | August 6, 1996 | Megyesi |
5631745 | May 20, 1997 | Wong et al. |
5668868 | September 16, 1997 | Nordenstrom |
5694467 | December 2, 1997 | Young, III |
5729603 | March 17, 1998 | Huddart et al. |
5761298 | June 2, 1998 | Davis et al. |
5769269 | June 23, 1998 | Peters |
5825873 | October 20, 1998 | Duncan et al. |
5835852 | November 10, 1998 | Bundgardt |
5854830 | December 29, 1998 | Kenmochi |
5867559 | February 2, 1999 | Jorgensen et al. |
5894504 | April 13, 1999 | Alfred et al. |
5991398 | November 23, 1999 | Lipton et al. |
6091812 | July 18, 2000 | Iglehart et al. |
D438197 | February 27, 2001 | Arpe |
D464333 | October 15, 2002 | Rath |
D469770 | February 4, 2003 | Carpenter et al. |
D471900 | March 18, 2003 | Saunders et al. |
DM/047488 | August 1999 | WO |
DM/056846 | February 2001 | WO |
Patent History
Patent number: D494574
Type: Grant
Filed: May 17, 2002
Date of Patent: Aug 17, 2004
Assignee: Hello Direct, Inc. (San Jose, CA)
Inventors: Peter Schmidt (Campbell, CA), Jeffrey S. Jones (Los Altos, CA), John Magnasco (San Jose, CA), Ron Van Thiel (Menlo Park, CA), Paul Espinola (San Jose, CA)
Primary Examiner: Charles A. Rademaker
Attorney, Agent or Law Firm: Haverstock & Owens LLP
Application Number: 29/160,893
Type: Grant
Filed: May 17, 2002
Date of Patent: Aug 17, 2004
Assignee: Hello Direct, Inc. (San Jose, CA)
Inventors: Peter Schmidt (Campbell, CA), Jeffrey S. Jones (Los Altos, CA), John Magnasco (San Jose, CA), Ron Van Thiel (Menlo Park, CA), Paul Espinola (San Jose, CA)
Primary Examiner: Charles A. Rademaker
Attorney, Agent or Law Firm: Haverstock & Owens LLP
Application Number: 29/160,893
Classifications