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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 |
| 6470530 | Externally mounted window spring balance replacement device assembly The invention is an externally mounted window spring balance device assembly for installation on single or double-hung sash windows either not originally equipped with a counter balance device or on single or double-hung sash windows where the counter bal... | 10/29/2002 |
| 6460865 | Snowboard binding with conical adapter A snowboard binding that includes lock-retaining elements having sloping or conical surfaces for guiding the sole of a snow boot into a seated position. The boot sole becomes more restricted in the longitudinal and transverse directions, the further the b... | 10/08/2002 |
| 6443478 | Binding/boot combination for snowboards or the like A binding for a snowboard or the like and a boot sole for cooperating with the binding, the sole having side engagement members, and the binding having a stationary boot-retaining member and a movable boot-retaining member having a latched condition for e... | 09/03/2002 |
| 6443080 | Presser foot system for sewing machine Provided is a presser foot system for sewing machine comprising a small tubular cylinder bed which is used, for example, in joining crotch sewing of underpants or drawers and joining shoulder sewing of shirts. Distance from the center of a needle location... | 09/03/2002 |
| 6436433 | Transdermal or topical plaster system with a polyacrylate matrix with improved physical properties A transdermal or topical plaster system with a backing layer, with an active ingredient-containing and self-adhesive matrix based on crosslinkable polyacrylate as base polymer and with a removable protecting film is characterized by an at least two-layer ... | 08/20/2002 |
| 6431098 | Fabric presser foot device of sewing machine A thick fabric of poor surface smoothness, such as a fabric for wet suit, can be fed reliably, smoothly and uniformly to perform sewing of excellent finish, without requiring any oil application to the fabric surface before sewing, by arranging a presser ... | 08/13/2002 |
| 6357735 | Fixture The present invention relates to a flange fixture intended to hold a flange to a tube for welding the flange to the tube, whereby it comprises: a) a cylindrical central body comprising at least three evenly distributed expansion holders as well as one cyl... | 03/19/2002 |
| 6357390 | Electric screen device An electric screen device for preventing creatures from intruding into a water channel, which comprises a pair of opposed electrode assemblies disposed on opposite sides of a water intake channel, and a dc pulse applying device 13 for applying dc pulses b... | 03/19/2002 |
| 6357255 | Regenerator for use in ammonia absorption refrigerator A regenerator for use in an ammonia absorption refrigerator comprises a heater for heating an ammonia aqueous solution and a rectifying column for enriching ammonia in an ammonia solution-vapor mixture obtained in and introduced from the heater, wherein t... | 03/19/2002 |
| 6356836 | Method and device for generating, merging and updating of destination tracking data A method and device for generating, merging and updating data for use in a destination tracking system which comprises, among others, the following steps: Generation of data by mobile units (vehicles) to model reality concerning route(s) and traffic, and ... | 03/12/2002 |
| 6339722 | Apparatus for the in-vivo non-invasive measurement of a biological parameter concerning a bodily fluid of a person or animal The invention relates to an apparatus for the in vivo non-invasive measurement of a biological parameter concerning a bodily fluid of a person or animal in accordance with a calculation model, wherein the apparatus is provided with connections for at leas... | 01/15/2002 |
| 6337454 | Method and apparatus for destroying a medical instrument A method and apparatus for destroying the metallic portion of an elongate medical instrument, such as a hypodermic needle, by locating the instrument in the apparatus in a position where the tip of the instrument electrically engages a contact surface of ... | 01/08/2002 |
| 6322705 | Method and a device for the purification of fluids A water-based heating or cooling plant incorporating a filtration device and a pipeline network for bleeding water from the heating or cooling plant to the filtration device, the filtration network for bleeding water from the heating or cooling plant to t... | 11/27/2001 |
| 6321871 | Acoustic panels and the like An acoustic panel is constructed of a rectangular frame (1). A first face of the panel is covered by a membrane (2) which is at least substantially transparent to audio frequency sound waves. The interior of the frame (1) behind the membrane (2) includes ... | 11/27/2001 |
| 6319282 | Capsular equatorial ring After surgical removal of the natural lens, a capsular equatorial ring may be implanted in the opened capsular bag of the eye in order to extend radially the equator of the capsular bag. Surprisingly, with a sharp edged formation of the junctions between ... | 11/20/2001 |
| 6318268 | Demolishing apparatus using discharge impulse An apparatus which is constituted to supply electrical energy to a melting and vaporizing material (for example metal wire 6) so as to cause the melting and vaporizing material to melt and vaporize, thereby demolishing an object to be demolished (such as ... | 11/20/2001 |
| 6308647 | Interlock stitch sewing machine for blindstitch hemming with slippage preventing device An interlock stitch sewing machine for blindstitch hemming with a slippage preventing device is provided which is so constructed as to prevent slippage that is likely to occur due to a position error of a lower fabric portion of the fabric portions stacke... | 10/30/2001 |
| 6306233 | Method of manufacturing a two-thread yarn having a certain degree of elasticity for use in the weaving industry and an apparatus for carrying out said method The present invention refers to a method of manufacturing a two-thread yarn having a certain degree of elasticity for use on the weaving industry and to an apparatus for carrying out the method. The method comprises the steps of providing at least one ela... | 10/23/2001 |
| 6302428 | Snowboard step-in binding A snowboard step-in binding having a rotatable soleholder that can be moved between two limit positions and can be opened using an opening lever. In order to ensure a secure lock with the soleholder even with a layer of snow present, but prevent inadverte... | 10/16/2001 |
| 6290989 | Expandable gastro-retentive therapeutic system with controlled active substance release in the gastro-intestinal tract The present invention describes a device for the controlled release of active compounds in the gastrointestinal tract with delayed pyloric passage, having a component expandable on contact with gastric juice, which is surrounded by a polymer covering whic... | 09/18/2001 |
| 6286988 | Extrusion head having toothed wheels with mixing device and adjustable shear effect An extrusion head with a mixing device and an adjustable shear effect, for homogenizing, mixing and shearing the material conveyed to it in form of polyester melts, elastomers and other miscible viscous and paste materials. The extrusion head has a pair o... | 09/11/2001 |
| 6283555 | Plasma blasting with coaxial electrodes A discharge breaking system and a discharge breaking method for breakage and decomposition of objects to be ruptured such as destruction of base rocks and breakage of stones into small pieces at building lands, breakage for finishing tunnels and destructi... | 09/04/2001 |
| 6277400 | Extendible transdermal therapeutic system An active ingredient-containing transdermal therapeutic system with a nonadhesive backing layer, with an active ingredient-containing reservoir layer and with a self-adhesive surface facing the skin, where appropriate with redetachable protecting layer, i... | 08/21/2001 |
| 6274165 | Transdermal, hormone-delivering therapeutic system An active compound-containing patch for the controlled delivery of oestradiol or its pharmaceutically acceptable derivatives, alone or in combination with gestagens, to human or animal skin, having an active compound-containing reservoir based on ethylcel... | 08/14/2001 |
| 6270798 | Lozenge for the modified releasing of active substances in the gastrointestinal tract A pharmaceutical lozenge for the modified release of active compounds in the gastrointestinal tract is described, with active-compound-containing particles which have a first coating controlling the release and a further, outer coating with saliva-resista... | 08/07/2001 |
| 6260494 | Sewing machine with dust removing device A sewing machine with a dust removing device prevents trouble such as faulty sewing caused when dust including waste thread and waste cloth is collected under a throat plate, in performing, for example, interlock stitch sewing by an overlock sewing machin... | 07/17/2001 |
| 6255569 | Holder for guitar slide A holder for a guitar slide having a first elongated rod portion for receiving a guitar slide, the first rod portion having an open end and a closed end, and a second rod portion extending from the closed end of the first rod portion and being generally p... | 07/03/2001 |
| 6247833 | Lamp for refracting light and junction box A lamp fixture having a top housing with slightly slanted side walls, a faceted rectangular glass portion extending from the housing and held affixed to the housing by a door, and a junction box and an extrusion plate for mounting the fixture to an electr... | 06/19/2001 |
| 6230416 | Laser square A square holding a laser device for transmitting a laser beam to generate straight lines from the square to the surface upon which the laser beam impinges.... | 05/15/2001 |
| 6227803 | Apparatus for generating electric power using wind force An apparatus for generating electric power using wind force which is capable of generating good quality electric power by combining the apparatus with the inventor's water wave force-based electric power generating apparatus and installing this combined a... | 05/08/2001 |
| 6225403 | Method and composition for treating fibrous substrates to impart oil, water and dry soil repellency The present invention relates to a method and composition for treating textile fibers or substrates, to thereby impart oil, water and soil repellency at substantially reduced add on levels of fluorine containing resins based on weight of the textile fiber... | 05/01/2001 |
| 6224809 | Method of making a fender protective structure A method of making a fender protective structure having a layer of resilient plastic/elastomer alloy having a delayed elastic response, comprising providing a mold, placing elastomer spacers in the mold, adding the plastic and elastomer to the mold under ... | 05/01/2001 |
| 6223914 | Over the door brackets An over the door bracket for being hung over a door having a top portion, a first side and a second side. The bracket includes a door connecting member for being placed on top of the door, a generally tubular member extending from the door connecting memb... | 05/01/2001 |
| 6217041 | Snowboard The support structure is formed essentially by two support bands which are each assigned to one longitudinal edge of the snowboard. A central strip remaining therebetween is, at least at the longitudinal ends of the snowboard, designed to be very flexible... | 04/17/2001 |
| 6207183 | Surface-stabilized pharmaceutical preparation for application on the skin An active substance-containing transdermal pharmaceutical preparation with a given size of contact surface, comprising a tack-free backing layer which is permeable to active substances and an adhesive layer adhering to the skin is characterized by the fac... | 03/27/2001 |
| 6204603 | Coaxial resonator microwave plasma generator In a device for the production of powerful microwave plasmas, the resonator is designed as a coaxial resonator with inner and outer conductors. The microwaves are coupled into the plasma chamber via the boundaries of the coaxial resonator.... | 03/20/2001 |
| 6204033 | Preparation of polyvinyl alcohol-based magnetic particles for binding biomolecules Spherically shaped polyvinyl alcohol (PVAL) polymer particles are prepared encapsulating a magnetic colloid that provides the particles with magnetic properties for use in binding biomolecules. The particles have a size of 1-10 μm that makes them particu... | 03/20/2001 |
| 6198224 | Microwave plasma generator with the short cross-sectional side of the resonator parallel to the chamber axis A device for the production of microwave plasmas with a microwave generator 1 and its coupling system to a waveguide resonator 5 which encloses a plasma chamber 7 is proposed, the short side of the cross-section of the resonator 5 lying parallel, facing t... | 03/06/2001 |
| 6190460 | Apparatus for low pressure chemical vapor depostion An improved apparatus for a lower pressure chemical vapor deposition capable of achieving various kinds of thin films having a uniform thickness, preventing parts breakage, achieving automation of the system, and combining the use of a low pressure chemic... | 02/20/2001 |
| 6189469 | Strip matter cutting device for sewing machine A strip matter cutting device for sewing machine is provided which is mainly employed in automatically cutting a tape or rubber sewed on the shoulders of a T-shirt. It is arranged such that the whole of a cutting part which comprises a rotary cutting blad... | 02/20/2001 |
