| 
 | The ornamental design for a telephone handset, as shown and described. | |||||||||||||||||
The broken lines shown in 
Jones, Christopher C., Hwang, Steve I.
| Patent | Priority | Assignee | Title | 
| D681021, | Oct 01 2010 | AVAYA LLC | Handset | 
| D695283, | Jun 13 2011 | Design Pool Limited | Handset | 
| D736756, | Dec 12 2013 | SAMSUNG ELECTRONICS CO , LTD | Telephone receiver | 
| D807897, | Dec 22 2015 | Dongle | |
| D830346, | May 15 2017 | Telephone type computer microphone | |
| D840450, | Dec 02 2015 | Denso Wave Incorporated | Industrial robot | 
| D894862, | Oct 18 2018 | MEIZHOU GUO WEI ELECTRONICS CO. LTD. | Communications equipment | 
| Patent | Priority | Assignee | Title | 
| D430560, | May 22 1998 | Telefonica S.A. | Telephone handset | 
| D499724, | Jul 31 2003 | MITEL DELAWARE , INC | Telephone handset | 
| D580425, | Dec 22 2006 | Panasonic Corporation | Telephone handset | 
| D608773, | Mar 27 2009 | Microsoft Corporation | Handset | 
| D616878, | Jul 08 2009 | DESIGNED 2 INNOVATE, LLC | Handset | 
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| Jul 20 2010 | JONES, CHRISTOPHER C | OPENPEAK, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 028305/ | 0416 | |
| Jul 21 2010 | HWANG, STEVE I | OPENPEAK, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 028305/ | 0416 | |
| Aug 19 2011 | OpenPeak, Inc. | (assignment on the face of the patent) | / | |||
| Apr 24 2017 | OPENPEAK, INC | OpenPeak LLC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 042752/ | 0945 | |
| Apr 25 2017 | NI, HAO | OpenPeak LLC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 047675/ | 0378 | |
| Aug 17 2017 | OpenPeak LLC | DESIGNED 2 INNOVATE, LLC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 043813/ | 0196 | 
| Date | Maintenance Fee Events | 
| Date | Maintenance Schedule |