TREA

Electronic blackboard

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Information

  • Patent Grant
  • D983879
  • Patent Number
    D983,879
  • Date Filed
    Friday, May 28, 2021
    2 years ago
  • Date Issued
    Tuesday, April 18, 2023
    a year ago
  • US Classifications
    Field of Search
    • US
    • D21 329
    • D21 330
    • D21 332
    • D21 350
    • D21 468
    • D21 469
    • D14 305
    • D14 322
    • D14 334-347
    • D14 371
    • D14 403
    • D14 440
    • D19 59
    • D19 60
    • D19 113
    • D06 368
    • CPC
    • B43L5/02
    • B43L5/00
    • B43L1/00
    • A47C4/14
  • International Classifications
    • 1906
    • Term of Grant
      15Years
Information
Abstract
Description

1. Electronic blackboard




1.1: Perspective




1.2: Rear perspective view




1.3: Front




1.4: Back




1.5: Left




1.6: Right




1.7: Top




1.8: Bottom




1.9: Alternate configuration




1.10: Another alternate configuration


The broken lines indicate portions of the electronic blackboard that form no part of the claimed design; reproductions 1.9and 1.10show the display part of the design in an alternate position.


Claims
  • The ornamental design for an electronic blackboard, as shown and described.
Priority Claims (1)
Number Date Country Kind
30-2021-0024229 May 2021 KR national
US Referenced Citations (18)
Number Name Date Kind
794653 Allen Jul 1905 A
1330549 Raby Feb 1920 A
1614763 Rastetter Jan 1927 A
1877669 Kitze Sep 1932 A
5181129 Sato Jan 1993 A
D339379 Persing Sep 1993 S
5284445 Dietterich Feb 1994 A
D401279 Thorp Nov 1998 S
D626599 Ogawa Nov 2010 S
D671170 Udagawa Nov 2012 S
D791232 Terada Jul 2017 S
D807880 Varghese Jan 2018 S
D894277 Lee Aug 2020 S
D909368 Seo Feb 2021 S
D926878 Pereira Aug 2021 S
D955384 Lee Jun 2022 S
20020009703 Owen Jan 2002 A1
20080049265 Nishiie Feb 2008 A1
Foreign Referenced Citations (3)
Number Date Country
303033478 Dec 2014 CN
305023163 Feb 2019 CN
305081673 Mar 2019 CN
Non-Patent Literature Citations (1)
Entry
Digital Blackboard, zoro.com, Tineye, date published Feb. 4, 2017,date retrieved Oct. 18, 2022—U.S. Appl. No. 35/513,048—https://tineye.com/search/276136a7a3eef17e3a6a102b00302f1854287e5b?sort=score&order=desc&page=1 (Year: 2017).