Title:
Electronic blackboard
United States Patent D797848
Inventors:
Tsuruoka, Naoto (Ohta-ku, JP)
Application Number:
29/556267
Publication Date:
09/19/2017
Filing Date:
02/29/2016
Assignee:
RICOH COMPANY, LTD. (Tokyo, JP)
Primary Class:
International Classes:
(IPC1-7): 1906
Field of Search:
D19/113, D19/114, D20/10, D20/19, D20/39, D20/40, D20/41, D20/42, D14/371, D14/373, D14/374
View Patent Images:
US Patent References:
D773455Electronic deviceDecember, 2016LeeD14/341
D769240All-in-one computerOctober, 2016YuD14/336
D758334HandsetJune, 2016DuD14/138G
D744990Mobile phoneDecember, 2015LeeD14/138G
D698351Information handling systemJanuary, 2014JasinskiD14/336
D673926HandsetJanuary, 2013FahlgrenD14/138G
D672329HandsetDecember, 2012FahlgrenD14/138G
D652403HandsetJanuary, 2012FahlgrenD14/138G
D642561Tablet personal computerAugust, 2011TangD14/336
D642081Controller for air conditionerJuly, 2011KashimotoD10/49
D634320MonitorMarch, 2011BlivenD14/336
D627394WhiteboardNovember, 2010NakayamaD19/114
D627824WhiteboardNovember, 2010NakayamaD19/113
D620938DisplayAugust, 2010ShihD14/374
D621833DisplayAugust, 2010ChangD14/374
D619135Liquid crystal displayJuly, 2010LinD14/374
D620007Monitor for notebookJuly, 2010JeonD14/371
D606071Touch integrated computerDecember, 2009WuD14/336
D598911All in one computerAugust, 2009WangD14/336
D589510DisplayMarch, 2009WadaD14/331
D556707Television receiverDecember, 2007FujiiD14/126
D556708Television receiverDecember, 2007TakamiD14/126
D543164TelevisionMay, 2007YangD14/126
D540278Plasma display panel television receiverApril, 2007JuD14/126
D540755Television receiverApril, 2007AsanumaD14/126
D510919Television receiverOctober, 2005KubotaD14/126
D505403Television setMay, 2005KitaD14/126
D498217TelevisionNovember, 2004KimD14/126
D496034Home automation terminalSeptember, 2004GuerreraD14/336
D424068Display deviceMay, 2000TakemasaD14/126
D417659Display deviceDecember, 1999TakemasaD14/126
Primary Examiner:
Albert, Elizabeth
Attorney, Agent or Firm:
Oblon, McClelland, Maier & Neustadt, L.L.P.
Claims:
CLAIM

1. The ornamental design for an electronic blackboard, as shown and described.

Description:

FIG. 1 is a front elevational view of an electronic blackboard according to my design;

FIG. 2 is a back elevational view thereof;

FIG. 3 is a left side elevational view thereof,

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top elevational view thereof;

FIG. 6 is a bottom elevational view thereof;

FIG. 7 is a front, bottom perspective view thereof; and,

FIG. 8 is a back, top perspective view thereof.

The broken lines in the figures represent unclaimed subject matter and form no part of the claimed design.