Patents by Inventor Numan Lir

Numan Lir has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Sharpener with eraser
    Patent number: D721760
    Type: Grant
    Filed: May 9, 2014
    Date of Patent: January 27, 2015
    Assignee: Kemerburgaz Ofis ve Okul Gereçleri Sanayi Ticaret Anonim Şirketi
    Inventors: Numan Lir, Murat Armagan, Enes Kar, Ali Sahinkaya
  • Spare leads case with highlighter
    Patent number: D734395
    Type: Grant
    Filed: February 21, 2014
    Date of Patent: July 14, 2015
    Assignee: Kemerburgaz Ofis ve Okul Gereçleri Sanayi Ticaret AnonimŞirketi
    Inventors: Numan Lir, Murat Armagan, Enes Kar
  • Sharpener with eraser
    Patent number: D742966
    Type: Grant
    Filed: May 9, 2014
    Date of Patent: November 10, 2015
    Assignee: Kemerburgaz Ofis ve Okul Gereçleri Sanayi Ticaret Anonim Şirketi
    Inventors: Numan Lir, Murat Armagan, Enes Kar, Ali Sahinkaya
  • Pen
    Patent number: D879876
    Type: Grant
    Filed: July 17, 2018
    Date of Patent: March 31, 2020
    Assignee: Kemerburgaz Ofis ve Okul Gereçleri Sanayi Ticaret Anonim Sirketi
    Inventor: Numan Lir