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 |
| 8047978 | High throughput chemical munitions treatment system A new High-Throughput Explosive Destruction System is disclosed. The new system is comprised of two side-by-side detonation containment vessels each comprising first and second halves that feed into a single agent treatment vessel. Both detonation containment vessel... | 11/01/2011 |
| 7918776 | Composition for disposing of unused medicines A composition for destruction of unused or expired medicines comprised of: an acidic solvent; a dishwashing liquid; and activated carbon. The acidic solvent can be distilled vinegar, lemon juice, hydrochloric acid, diluted hydrochloric acid, acetic acid, diluted ace... | 04/05/2011 |
| 7918777 | Pill catcher A method for the exclusive and singular treatment of all pharmaceuticals and drugs in any form that have passed their effective date, or are no longer of use to the individual, by mixing the pharmaceuticals and drugs with a granular solidification agent and water to... | 04/05/2011 |
| 7256320 | Method for defeat of bulk chemical warfare agents A method for immobilizing at least one hazardous chemical, comprising the steps of breaching a container having a bulk chemical agent, adding a rheological modifier into the container, and dispersing the rheological modifier within the container so as to promote int... | 08/14/2007 |
| 7198750 | Spore collection and elimination apparatus and method The present invention is for a spore collection apparatus and its method of use. The portable spore collection apparatus includes a suction source, a nebulizer, an ionization chamber and a filter canister. The suction source collects the spores from a surface. The s... | 04/03/2007 |
| 7124767 | Concrete washout container A washout container to which are mounted inclined ramps that allow a transit mixer, concrete pumping truck or other concrete handling vehicle to drive up over a portion of the container for dumping excess concrete and washing out waste concrete. The container cross-... | 10/24/2006 |
| 7121288 | Concrete washout container A washout container to which are mounted inclined ramps that allow a transit mixer, concrete pumping truck or other concrete handling vehicle to drive up over a portion of the container for dumping excess concrete and washing out waste concrete. The container cross-... | 10/17/2006 |
| 7097858 | Polyoxometalate materials, metal-containing materials, and methods of use thereof Polyoxometalate topical compositions for removing contaminants from an environment and methods of use thereof are disclosed. An embodiment of the polyoxometalate topical composition includes a topical carrier and at least one polyoxometalate, with the proviso that t... | 08/29/2006 |
| 5584071 | Disposal method and apparatus for highly toxic chemicals by chemical neutralization and encapsulation An apparatus and method for disposing of highly toxic chemicals including the steps of chemical neutralization of the highly toxic chemical so as to substantially detoxify the chemical and encapsulation of the neutralized highly toxic chemical in a materi... | 12/10/1996 |
| 5527272 | Bacteriocidal dialysis collection bag and method A method for manufacturing and using a dialysis collection bag, and the dialysis collection bag itself. A collection bag is fabricated with a sterilization tablet therein, having a soluble coating over a sterilization agent. When the collection bag is fil... | 06/18/1996 |
| 5516049 | Hospital refuse sterilization plant To reliably sterilize hospital refuse in a quantities and configuration in which it occurs on its collection, the plant includes a refuse loading device, a shredder, a motorized screw for refuse conveying, a microwave oven and a device for removing the tr... | 05/14/1996 |
| 5277826 | Lime and fly ash stabilization of wastewater treatment sludge This invention provides a process meeting the EPA's PFRP standard for WWTS treatment thereby producing a readily usable end-product in either soil-like form or semi-impermeable low load bearing, mass form. The process includes mixing WWTS with lime and fl... | 01/11/1994 |
| 5277869 | Process and system for biologically neutralizing waste material A process and processing system are disclosed that provide for the processing of many forms of waste, such as medical and food waste, that both reduces the volume of waste solids and neutralizes the biological activity of such waste, thereby facilitating ... | 01/11/1994 |
| 5262578 | Chemical vessel environmental chamber An environmental chamber comprising a transparent dome shaped housing having an annular conduit, including an exhaust port, affixed to the base of the housing. The housing securely fits over an end of a chemical container, to create a controlled environme... | 11/16/1993 |
| 5252290 | Process for treatment and disposal of medical waste materials A process and apparatus are provided to treat and dispose of medical waste materials to thereby enhance public heath and social hygiene. The medical waste material is sealed in a suitable nonflammable and long infrared radiation pervious container. The co... | 10/12/1993 |
| 5190725 | Chemical treatment of an infectious waste An infectious waste, a solid chlorite salt, a solid acid and a preheated aqueous solvent are mixed in a treatment volume. At least a portion of the chlorite salt and acid is dissolved in the preheated aqueous solvent incident to mixing and is reacted to f... | 03/02/1993 |
| 5046613 | Box for gathering dangerous refuse The object of the invention is a box for gathering dangerous products or small objects. The box of the invention is formed of a lid (1) and a receptacle (2); the lid is provided on its upper face with a closure consisting of a slide (4) and a pair of slid... | 09/10/1991 |
| 4816307 | Novel infectious waste containment A kit and method for its use for containing potentially infectious devices. The potentially infectious devices are deposited in a container to which is added a cyanoacrylate ester monomer-containing composition to at least partially envelope the potential... | 03/28/1989 |
| 4564469 | Process for storing flexible contaminated materials The present invention relates to a process and an apparatus for storing contaminated waste material by compacting. The waste material is placed in a drum, it is compressed by forcing a precover into the drum and whose edges are made deformable in order to... | 01/14/1986 |
| 4554002 | Beneficiating waste sludges for agricultural use and product made thereby A method of beneficiating waste sludge which comprises mixing kiln dust with waste sludge, exposing the mixture at ambient temperature without compacting for a time sufficient to produce a disintegratable, friable product which can be applied to land as a... | 11/19/1985 |
| 4277342 | Combined biological-chemical detoxification of organics A method is disclosed for the combined biological-chemical detoxification of municipal sewage sludge. A slurry of thickened primary sludge and secondary waste-activated sludge is fed to an enclosed insulated reactor vessel. The slurry is aerated with ambi... | 07/07/1981 |
| 4171226 | Method of destroying infectious material of disposable type The invention relates to a method for destroying infectious material of disposable type, especially medical articles. Such articles are after use immersed in a composition which combined with water or some other solvent results in a solid viscous or stick... | 10/16/1979 |
| 4079003 | Method of transforming sludge into ecologically acceptable solid material Sludges in the form of aqueous suspensions of organic and inorganic materials that range in viscosity from thick viscous pastes to flowable liquids are produced in the operation of numerous industries and also as waste by municipalities. The apparatus and... | 03/14/1978 |
