Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7329023 | Low-power illumination apparatus A low-power illumination apparatus is disclosed. The apparatus includes a mounting for securely mounting to a building surface in a residence or building. A light bulb socket is electrically connected to an external power source through a hollow housing which holds ... | 02/12/2008 |
