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...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 7185778 | Barrier units and articles made therefrom Barrier units and articles made therefrom, particularly constraining bands of high strength and low weight for containing articles, especially in blast resistant container assemblies, are disclosed. The barrier unit comprises a surface having a regular polygonal per... | 03/06/2007 |
| 7017744 | Package for hygienic storage of absorbent articles The present invention concerns a package for hygienic storage of two or more similar, non-folded, thin absorbent articles, preferably micro panty shields, which are placed on top of each other in a stack. The package is shape stable and shockproof and has a containe... | 03/28/2006 |
| 6145323 | Process and apparatus for cryogenically cleaning residue from containers A method and apparatus for the cleaning of residue from the surface of a container where the method comprises cooling the container and residue adhered to the container surface to a low temperature, substantially embrittling the residue, fragmenting the r... | 11/14/2000 |
| 5887750 | Commodity container A commodity container is provided that includes a cylindrical body that is preferably open substantially the full diameter at the top with an outwardly extending flange and an inner sealing band extending to a height above the top of the flange. On the bo... | 03/30/1999 |
| 5823340 | Sterilization container The invention concerns a sterilization container which is preferably intended for hospital waste and is formed by a bin (1) having a filler opening, which is delimited by the upper edge of the side wall (5) of the bin and is opposite the base (4) thereof,... | 10/20/1998 |
| 5749485 | Portable oil container A portable oil container including a housing having an air port and an air vent, a carrying handle at the top of the housing, a handhold at one peripheral side of the housing, a wing screw adapted to seal the air vent, a feed pipe adapted to be connected ... | 05/12/1998 |
| 5743422 | Collapsible bulk container and method of making the same A collapsible, fiber, bulk container which is made-up of a plurality of sidewalls joined by connectors to form a tubular body. The body is closed off by top and bottom members telescopically engaging said body. The bottom may be reinforced by a strut memb... | 04/28/1998 |
| 5697513 | Gasket for sealing material storage drum The disclosed storage drum gasket is of annular configuration, substantially symmetrical in cross-section and having inner and outer faces, with an enlarged substantially arrowhead shaped nub or protrusion running centrally around the outer face of the ga... | 12/16/1997 |
| 5469982 | Four-sided housing latch A resilient latch (70) and a method of attaching the latch to a pair of interlocked housings (50) having a recessed border and mating cavities (377) in the recessed border. Placed around the border of the paired housings, the latch having protrusions (727... | 11/28/1995 |
| 5411162 | V-band coupling for an explosion-proof enclosure A V-band coupling for use on an explosion-proof enclosure. The V-band coupling includes a V-band having a toughened layer along its interior surfaces for gripping the flanges on the enclosure which the V-band engages when it is installed on the enclosure.... | 05/02/1995 |
| 5244108 | Collapsibile bulk container and method of making the same A collapsible, fiber, bulk container which is made-up of a plurality of sidewalls joined by connectors to form a tubular body. The body is closed off by top and bottom members telescopically engaging said body. The bottom may be reinforced by a strut memb... | 09/14/1993 |
| 5237981 | Fuel injection apparatus for vehicles A fuel injection apparatus for a vehicle includes a throttle body having an air flow passage extending therethrough with a throttle plate mounted in the passage. At least one fuel injector is mounted below the throttle plate and above the intake manifold ... | 08/24/1993 |
| 5072851 | Dynamic pressure relief seal for pressure vessels A pressure relief seal for pressure tanks having separable tank sections is disclosed. The seal is formed by an O-ring within an O-ring cavity, in turn formed by each tank section. Overpressurization or improper assembly of the tank sections causes the O-... | 12/17/1991 |
| 4989751 | Storage tanks The invention relates to a storage tank comprising an endless wall formed of a plurality of overlapping panel members with at least one endless support strap extending substantially horizontally around the endless wall, wherein each panel member comprises... | 02/05/1991 |
| 4936483 | Receptacle which can be dismantled and which can withstand an internal pressure The invention relates to a receptacle which can be dismantled into two elements and can withstand an internal pressure, preferably made from plastic which is impossible or difficult to dismantle the receptacle when it is under pressure. The receptacle com... | 06/26/1990 |
| 4352037 | Sealed generator housing A sealed generator housing has two components, one of which includes a circumferential bore having a cylindrical internal support surface, and the other of which has an end wall equipped with mounting segments, each of which has a mounting surface which c... | 09/28/1982 |
| 4322572 | Electromagnetic interference shielding device An electromagnetic interference (EMI) shielding device for use in supporting members that receive enclosure covers of electrical or electronic instruments. The EMI device comprises an L-shaped strip of metal having first contact means which maintain the d... | 03/30/1982 |
| 4267940 | Removable clamp structure for tank sections which at times block said removal A safety closure system for a tank comprises (a) complementary sections of a tank adapted to contain pressurized fluid, said sections having annular flanges which are subject to relative separation as the tank sections relatively separate due to said fluid ... | 05/19/1981 |
| 4219125 | Tank closure assembly A tank closure assembly adapted to releasably couple tank sections formed by transversely splitting an integral bag-molded fiber-reinforced tank. According to one aspect of the invention, the assembly includes external circumferential flanges secured to t... | 08/26/1980 |
| 4092519 | Electrode boiler An electrode boiler for operation at substantially atmospheric pressure having a container consisting of upper and lower parts with a resilient band encircling the container to hold the parts together and provide a liquid seal between them. The container ... | 05/30/1978 |
| 3938687 | Barrel of synthetic material Two symmetrical, axially separable barrel halves of plastic material are provided at their confronting end faces with peripheral edge beads each forming a set of axially projecting teeth alternating with gaps of like width, the teeth of each half fitting ... | 02/17/1976 |
