![]() In 2001, the patent for the glue that 3M uses on Post-It notes expired, so many other companies now make similar sticky notes. China also started to use their version of adhesive substances which they made from stag horns, ox and fish derivatives. He used a glue that was originally too weak to be used for anything else, so the notes would come off easy. It is suggested that between 1500 1000 BC Egyptian hieroglyphics were laminated with the use of special glue obtained from animal adhesives. In 1974 Arthur Fry came up with the idea for a sticky note. The most common sticky note is the Post-It, which is made by a company called 3M. Amron, 67, says he invented what he called the Press-on Memo in 1973, a full year before 3M scientists developed what later became known as the Post-it Note. Spencer Silver, a 3M scientist who invented less sticky post-it. People gave the notes a try and they loved it. These Post-it notes or sticky notes were discovered in 1977 by an idea generated by Dr. To get people interested, the notes were offered for free. It was first sold in signature Canary Yellow (a coincidence, per. ![]() But, since people had no idea what they were, no one bought these notes. The two teamed up to create what we know now as Post-it Notes in 1974, though the product didn’t take off for another few years. As of 2019, there are at least 26 documented colors of Post-it Notes. In 1977, 3M company published the sticky notes as Press ‘n Peel and sold them to book shops. Spencer Silver was a chemist at 3M Company who invented. It was an accident made by Spencer Silver and then when people discovered how useful it really is they. Who Invented Sticky Notes Did you know the post it was first invented by an employee of 3M in 1968 Dr. Originally small yellow squares, Post-it Notes and related products are available in various colors, shapes, sizes and adhesive strengths. What year were sticky notes invented The post-it-note was invented in 1968. A low- tack pressure-sensitive adhesive allows the notes to be easily attached, removed and even re-posted elsewhere without leaving residue. Arthur Fry with a Post-it Note on his foreheadĪ Post-it Note (or sticky note) is a small piece of paper with a re-adherable strip of glue on its back, made for temporarily attaching notes to documents and other surfaces.
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