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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 7393572 | Anti-leak projectile barrier and method Barrier structure placeable as a projectile-disabling, anti-liquid-leakage protective shield for the outside surface of a container designed to hold liquid of a certain nature including (a) a first-type (innermost) layer formed as an expanse of high-elastomeric mate... | 07/01/2008 |
| 7169452 | Projectile barrier and method Barrier structure placeable as an anti-fuel-leak coating on the outside surface of a liquid container. This coating includes a first-type layer structure formed of a high-elongation-capable elastomer which also is capable of imbibing container leakage liquid, and of... | 01/30/2007 |
| 7150353 | Method for safe handling of unstable hydride gases A method for safely handling unstable hydrides, such as germane, in an enclosure which has one or more openings, by partitioning the enclosure into smaller but interconnected volumes and providing heat storage and transfer within the enclosure to rapidly remove heat... | 12/19/2006 |
| 5913451 | Fuel tank assembly for volatile fuel A fuel tank assembly contains a supply of volatile fuel in a collapsible container having a highly compliant wall movable between an expanded configuration and a collapsed configuration so as to follow and conform closely to the supply of volatile fuel wi... | 06/22/1999 |
| 5829628 | Waste container adapted for cutting toe nails A waste container for use in cutting toe nails has a shelf arranged at least partly over the open top for resting the foot with the toes of the foot projecting over the open top of the container so that cut toe nails fall into the open top. The shelf is i... | 11/03/1998 |
| 5776405 | Method for molding a rotationally-molded container In a rotationally-molded thermoplastic refuse container of the type having a hollow handle integrally-molded with a refuse carrying compartment of the container, the improvement which includes a wall integrally-formed with the refuse container and sealing... | 07/07/1998 |
| 5489739 | Method for disposing naturally occurring radioactive material within a subterranean formation A method for disposing of radioactive material in a disposal area, which is accessible from the surface through a wellbore which contains a wellbore fluid. The method comprises the steps of: encapsulating the radioactive material within a container, placi... | 02/06/1996 |
| 5383567 | Protective device for container A protective device for a container containing toxic or hazardous materia includes a shell, a mechanism positioned in the shell for sealing a puncture in the container so as to prevent release of the toxic materials from the container and a mechanism for... | 01/24/1995 |
| 5225812 | Protective composite liner A protective composite liner for installation inside a vessel, such as a supertanker, is proposed with an outer layer of high strength fibers, a middle layer of flexible, high strength, resilient film material, and an inner chemical resistant layer. Means... | 07/06/1993 |
| 5195650 | Leakage prevention system for liquid storage and transportation tanks A leakage prevention system, to be used in combination with a liquid storage and transportation tank, which is comprised primarily of a puncture proof bladder disposed along the inner surface of a tank and constructed so as to be flexible and liquid imper... | 03/23/1993 |
| 5180190 | Damage-resistant containment device A damage-resistant containment device includes a high strength fiber covering the surface of the container and an elastomeric matrix supporting the fiber and bonding the fiber to the surface of the container. The device and method provide a damage-resista... | 01/19/1993 |
| 5149203 | Bullet-proof bag A bag or similar portable container having a wall or walls surrounding an internal space accessible through an opening (4) in the bag, the wall or walls incorporating or being lined with one or more layers (6) of high tensile strength and high stretch res... | 09/22/1992 |
| 4930651 | Storage vessel for liquefied gas at ambient temperature Closed pressurized storage vessels for holding liquefied gases and their vapors under high pressure at ambient temperature are provided on the interior surface with a covering of porous heat-conductive material, e.g. heat-conductive expanded metal foil fo... | 06/05/1990 |
| 4886225 | Inflatable fuel tank buffer An inflatable bladder is placed between the wall of an aircraft inlet duct nd the liquid fuel to reduce the potential damage caused by hydrodynamic ram effects from a projectile penetrating the fuel tank. The inflatable bladder is inflated by a regulated g... | 12/12/1989 |
| 4878591 | Shock resistant cellular fuel tank A shock resistant fuel tank comprises a plurality of cylindrical cells supported within a frame over which an impervious enclosing shell is stretched.... | 11/07/1989 |
| 4871598 | Container with flexible walls A container having flexible walls. One or more layers of a high-strength load-carrying member are provided, with the member including meandering, aromatic, polyamide cords, with a cover material having a relatively slight adhesion to the cord. Where sever... | 10/03/1989 |
| 4828206 | Blow off panel for controlling hydrodynamic ram A wing structure for controlling hydrodynamic ram and which includes a substructure having a plurality of individual cells each with a respective boundary, a composite skin disposed on the substructure, and perforations disposed through the composite skin... | 05/09/1989 |
| 4621559 | Detonation chamber The present invention relates to a readily replaceable liner for a detonation chamber (1) intended to protect the inside of the chamber from damage when the detonation chamber is used for test firings of fragment-producing charges. The liner consists of a... | 11/11/1986 |
| 4609004 | Aircraft safety fuel tank An aircraft safety fuel tank is provided and consists of a safety seal fuel filler neck secured to an inlet opening of a housing, a quick coupling engine fuel line holder secured to an outlet opening of the housing, a protective covering wrapped around th... | 09/02/1986 |
| 4597425 | Collapsible liquid storage tank A liquid storage tank of the collapsible type that has an elongate body with a liner and cover that sandwich a twined reinforcement. The body has an intermediate tubular portion with a reinforcement arranged to allow radial growth. Two opposite end portio... | 07/01/1986 |
| 4546863 | Protective shield attache case An attache case constructed to serve as a protective shield against bullet fired from handguns, the case having separate and relatively movable top and bottom sections with the top section including a flexible sidewall with a pouch holding an armor plate ... | 10/15/1985 |
| 4469295 | Hydrodynamic ram attenuating fuel tank An aircraft fuel tank subject to penetration by projectiles that is improved by virtue of being a segmented container having a frangible liner secured to one internal wall of the fuel container thereby forming an auxiliary tank. Damage caused by hydrodyna... | 09/04/1984 |
| 4428998 | Laminated shield for missile structures and substructures A protective laminate has high impact and heat resistance suitable for use as an exterior shield for missile structures and substructures. The laminate includes one or more outer plies of a resin-impregnated woven fabric made from high tensile strength fi... | 01/31/1984 |
| 4422561 | Fuel tank component An inner wall for a self-sealing fuel tank in which the inner wall is provided with a plurality of fronds bonded at one end to the wall, the fronds facing towards the inside of the tank such that on penetration of the wall of the tank by a projectile the ... | 12/27/1983 |
| 4376489 | Container for hazardous material A container for hazardous material has an outer shell, an inner cylindrical tank for hazardous material, resilient filler material between the shell and the tank, flexible, impervious diaphragms fixed within the tank and extending transversely to the long... | 03/15/1983 |
| 4368086 | Method of fabricating an aircraft self-sealing fuel tank Disclosed is a fabrication technique for, and the structure of, a flexible self-sealing fuel tank having a preactivated sealant constructed by laying-up over an innerliner, positioned on a form, prefabricated panels having a self-sealant member stitched i... | 01/11/1983 |
| 4360124 | Fabric-reinforced, flexible-walled container and method of making said container A flexible, fabric-reinforced, complex-shaped container comprises a fabric reinforcement material and at least one facing layer of a polymeric or elastomeric material, said fabric comprised of yarns capable of changing their effective lengths upon being s... | 11/23/1982 |
| 4345698 | Aircraft self-sealing fuel tank Disclosed is a fabrication technique for, and the structure of, a flexible self-sealing fuel tank having a preactivated sealant constructed by laying-up over an innerliner, positioned on a form, prefabricated panels having a self-sealant member stitched i... | 08/24/1982 |
| 4339050 | Louvre buffer fire prevention system A composite or metal baffel system around a fuel tank collapses after punre from an explosive round. The collapse is caused by the overpressure that follows penetration. The collapse delays fuel leakage until the incendiary effect of the explosive round ... | 07/13/1982 |
| 4294279 | Fuel tanks A fuel tank largely filled with a plurality of discrete impermeably walled cells, the cells and the space between them and the tank sides and roof being substantially filled with fire protective reticulated structure. The cells are each plugged into one o... | 10/13/1981 |
| 4216803 | Self-sealing fuel lines A puncture sealing apparatus for handing a fluid such as aircraft fuel, and a method for manufacturing a puncture sealing apparatus for handling a fluid. A metallic tubular member is provided which defines a chamber for the fluid; the metallic tubular mem... | 08/12/1980 |
| 4177863 | Safety liquid dispenser An improved inflammable liquid safety tank comprising a double walled tank body with the tank walls being interconnected by support plates. An intermediate container is formed by the inner wall structure of the tank and is adapted to hold inflammable liqu... | 12/11/1979 |
| 4174711 | Fire resistant enclosure In the walls of a fire resistant enclosure such as a cabinet for storing heat sensitive, valuable goods or a room or shelter in a building in which persons can find refuge in the event of a fire, hollow bodies of large area contain substances which melt a... | 11/20/1979 |
| 4172573 | Fuel tank An external, aircraft fuel tank constructed to be crashworthy or to withstand a crash from flight without rupturing the outer, rigid walls thereof. The fuel tank includes bulkheads arranged in the tank adjacent to but spaced from the end sections and defi... | 10/30/1979 |
| 4100860 | Safe transporation of hazardous materials A shipping container overpack for safe transportation of radioactive and other hazardous materials provides a leakproof receptacle for containing and protecting the material to be shipped against accidental release and dispersal into the surrounding envir... | 07/18/1978 |
| 4088240 | Fuel tank leakage fiber flow sealant A self-sealing fuel tank which utilizes elongated nonself-adhering polymer ibers attached to the inner surface of the tank wall and interwoven to form a carpet-like liner for efficiently sealing large tears and cored holes. After penetration of the tank wa... | 05/09/1978 |
| 4063395 | Twin membrane, self sealing, mechanically fastened insulated roof deck system A roofing system comprising a fire resistant rigid class A fire rated board as a substrate having bonded thereto a sheet of foamed, insulating resin and having a tough weather resistant membrane bonded to the upper surface. A ledge of substrate about 1/2 ... | 12/20/1977 |
| 4053080 | Protective device against rupture of large cylindrical vessels and method of manufacturing same A cylindrical steel vessel for nuclear reactors having a cover and a bottom wall is provided with a protective device against axial rupture of the vessel that includes tensioning members which connect a second cover and a second bottom or base one to the ... | 10/11/1977 |
| 3967256 | Integrity monitoring system for storage tank insulation The invention provides a method and apparatus for detecting impairment of the integrity of barriers used for the containment of fluid materials, particularly fluid materials at cryogenic temperatures, e.g., liquefied natural gas. The detection system empl... | 06/29/1976 |
| 3949894 | Laminated container Laminated container suitable for containing high-temperature lubricating oil which comprises a rigid container having adhered to its outer surface a laminate of outwardly successive adherent laminae comprising a first lamina of rubbery polyfluorohydrocarb... | 04/13/1976 |
