When was the Plastic Bag Invented?

Answer Plastic bags, made from polyethylene, have become staples of grocery stores and shopping malls. The first plastic bag came about in 1950 at the hands of two Canadian men---Larry Hansen and Harry Wa... Read More »

Top Q&A For: When was the Plastic Bag Invented

Who invented the plastic bag?

The one-piece plastic bag used most commonly in the 21st century was developed by Sten Gustaf Thulin and patented by Celloplast in 1965. Often called a "T-shirt carrier bag," it was first formed by... Read More »

Who invented the first plastic cup?

On May 9, 1957, Warren R. Price applied for a U.S. Patent for a new invention, a method of making a receptacle of foamed polystyrene. The patent, which was granted June 28, 1960, was for the first ... Read More »

Who invented the plastic cup?

The first patent for the plastic cup was issued in the 1960s to a group simply known as Price et al. However, the first plastic cup can be traced all the way back to 1908, made by Dixie. Lawrence L... Read More »

When were plastic spoons invented?

On Dec. 31, 1974, Hubert E. Christian and David W. Lee of Phoenix, Arizona, were issued patent #D234017 by the United States Patent Office for their invention of the plastic spoon.References:Google... Read More »