...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
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| Number | Title | Issue Date |
| 6436428 | Device and method for treating urinary incontinence in females Provided herein is a novel and useful device and method for locally delivering and controllably releasing oxybutynin in the cervical region of a female. A device of the invention comprises a ring comprising trifluoropropylmethyl/dimethyl siloxane elastome... | 08/20/2002 |
| 6394094 | Method for injection molding manufacture of controlled release devices Thermoset polymer controlled release devices are produced by an injection molding of two or more polymers in a mold to produce a core surrounded by a sheath. The polymers may be injected sequentially or simultaneously.... | 05/28/2002 |