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United States Patent D762,772
Tsuruoka August 2, 2016

Electronic blackboard


CLAIM The ornamental design for an electronic blackboard, as shown and described.
Inventors: Tsuruoka; Naoto (Ohta-ku, JP)
Name City State Country Type

Tsuruoka; Naoto



Assignee: RICOH COMPANY, LTD. (Tokyo, JP)
Appl. No.: D/530,081
Filed: June 12, 2015

Foreign Application Priority Data

Feb 12, 2015 [JP] 2015-002795

Current U.S. Class: D19/113; D14/371
Current International Class: 1906
Field of Search: ;D14/371-375,125-129,307,336,337 ;341/12 ;345/104,156,168,173 ;348/180,184,325,739 ;349/1,2,11,62 ;361/679.05-679.07,679.21 ;D6/300,308 ;D19/113-115 ;D20/10,41,42

References Cited [Referenced By]

U.S. Patent Documents
D339379 September 1993 Persing
D424538 May 2000 Hayashi
D594062 June 2009 Loerakker
D626599 November 2010 Ogawa
D635189 March 2011 Bolt
D649190 November 2011 Goodall
D657787 April 2012 Fletcher
D669553 October 2012 Hughes
D690295 September 2013 Fletcher
2006/0016951 January 2006 Nash
Primary Examiner: Nunn; Freda S
Attorney, Agent or Firm: Oblon, McClelland, Maier & Neustadt, L.L.P.


FIG. 1 is a front, top, and right side perspective view of an electronic blackboard;

FIG. 2 is a rear, top, and right side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a left side elevational view thereof; and,

FIG. 8 is a right side elevational view thereof.

The broken lines in the drawings illustrate environmental subject matter and form no part of the claimed design.

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