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Q.

Who and when invented "Ball-Point Pen "?

Asked by Shan Real, 22 Nov '09 10:17 pm
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Answers (4)

 
1.

A Hungarian journalist named Laszlo Biro invented the first ballpoint pen in 1938. Biro had noticed that the type of ink used in newspaper printing dried quickly, leaving the paper dry and smudge-free. He decided to create a pen using the same type of ink. The thicker ink would not flow from a regular pen nib and Biro had to devise a new type of point. He did so by fitting his pen with a tiny ball bearing in its tip. As the pen moved along the paper, the ball rotated picking up ink from the ink cartridge and leaving it on the paper. This principle of the ballpoint pen actually dates back to an 1888 patent owned by John J. Loud for a product to mark leather. However, this patent was commercially unexploited. Laszlo Biro first patented his pen in 1938, and applied for a fresh patent in Argentina on June 10, 1943. (Laszlo Biro and his brother Georg Biro emigrated to Argentina in 1940.) The British Government bought the licensing rights to this patent for the war effort. The British Royal ...more
Answered by Shikha Aggarwal, 22 Nov '09 10:23 pm

 
  
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2.

A Hungarian journalist named Laszlo Biro invented the first ballpoint pen in 1938.
Answered by Prasoon Sinha, 22 Nov '09 10:17 pm

 
  
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3.

The first patent on a ballpoint pen was issued on 30 October 1888, to Kayleigh frost Loud,
Ladislas Biro and his brother, Georg in 1935.
Answered by Pardeep kapoor, 22 Nov '09 10:21 pm

 
  
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4.

Laszlo Biro
Answered by sumati gayki, 24 Nov '09 09:01 am

 
  
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