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 |
| 7745679 | Method of waste stabilization with dewatered chemically bonded phosphate ceramics A method of stabilizing a waste in a chemically bonded phosphate ceramic (CBPC). The method consists of preparing a slurry including the waste, water, an oxide binder, and a phosphate binder. The slurry is then allowed to cure to a solid, hydrated CBPC matrix. Next,... | 06/29/2010 |
| 7629500 | Activated vapor treatment for neutralizing warfare agents Hydrogen peroxide is vaporized (20) and mixed (30) with ammonia gas in a ratio between 1:1 and 1:0.0001. The peroxide and ammonia vapor mixture are conveyed to a treatment area (10) to neutralize V-type, H-type, or G-type chemical agents, pathog... | 12/08/2009 |
| 7468469 | Dissolved oxygen releasing compound A dissolved oxygen releasing blend is disclosed utilizing magnesium peroxide blended with powdered Bentonite and/or vegetable oil. The Bentonite (or other clay material) reduces the hydraulic conductivity of magnesium peroxide, thereby reducing the rate of magnesium... | 12/23/2008 |
| 7361304 | Building decontamination with vaporous hydrogen peroxide When microbial contamination is introduced into a room (20*) of an enclosure, such as a building, an HVAC system including supply ductwork (16) and a return ductwork (34) is decontaminated with hydrogen peroxide vapor. A decontamination controll... | 04/22/2008 |
| 7268269 | Multi-functional protective textiles and methods for decontamination A reactive and adsorptive (i.e., multi-functional protective) textile and methods for constructing and using same which possess at least chemically reactive and biocidal properties. Nanoparticles from different classes such as metal oxides, metal hydroxides, metal h... | 09/11/2007 |
| 7195022 | Production apparatus for producing gallium nitride semiconductor film and cleaning apparatus for exhaust gas There are disclosed a production apparatus for producing a gallium nitride semiconductor film by HVPE process, a cleaning apparatus for cleaning exhaust gas coming from the above apparatus and an overall production plant for producing a gallium nitride semiconductor... | 03/27/2007 |
| 7132583 | Transformation method of products containing amiantus A method for transforming a waste product containing or completely formed of amiantus comprising subjecting the waste product to several working phases and adding of components such as calcined alumina, clay and material having a given porosity so to produce a final... | 11/07/2006 |
| 7034198 | Method for decomposing plastic A conventional method of pyrolytically decomposing plastic to make low-molecular compounds is poor in efficiency of use of energy due to high heating temperatures (at least 600° C. and 800° C. at maximum). The invention provides that a functional powder is ... | 04/25/2006 |
