Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7364540 | Implantable device and method for adjustably restricting a body lumen An implantable device and method for adjustably restricting a selected body lumen such as the urethra of a patient to treat urinary incontinence. The device includes an expandable element or membrane such as a balloon attached pressure-tightly to a flexible conduit ... | 04/29/2008 |
| 7314590 | Method of preparing a coated molded plastic article A gasket (1) having a reversibly compressible lower portion (17), and an upper portion (14) having at least one upwardly extending extension, is described. The upper portion (14) of the gasket (1) includes a first (34) and o... | 01/01/2008 |
| 7268198 | Silicone hydrogel contact lenses Silicone hydrogels, including vinyl carbonate endcapped polysiloxanes containing a fluorinated side chain, are useful as biomaterials, especially hydrogel biomaterials, including contact lens materials. The hydrogels are the hydrated polymerization product of a mono... | 09/11/2007 |
| 7252280 | Method and device for manufacturing pellets of hot-melt ink A method for manufacturing pellets of hot-melt ink which includes the steps of filling molten ink into a mold cavity defined by a first die and a second die of a mold, allowing the ink to cool down and solidify in the mold cavity, and heating at least one of the fir... | 08/07/2007 |
| 7249848 | Wettable hydrogels comprising reactive, hydrophilic, polymeric internal wetting agents The present invention relates to wettable silicone hydrogels comprising the reaction product of at least one siloxane containing component and at least one reactive, hydrophilic polymeric internal wetting agent. The present invention further relates to silicone hydr... | 07/31/2007 |
| 7226554 | Molding die assembly for rubber members and rubber member produced thereby A molding die assembly includes an upper die and a lower die, wherein at least one of the upper and lower dies is provided with a cavity corresponding to the shape of a rubber member to be molded, wherein at least one of the upper and lower dies is provided with an ... | 06/05/2007 |
| 7209301 | Optical lens Optical elements are provided. An optical element is formed by injecting resin material into a mold through a gate in a first direction. The optical element includes a main body, a flange surrounding and connecting the main body, and a curved depression formed betwe... | 04/24/2007 |
| 7178779 | Resin molding die and production method for semiconductor devices using the same A resin molding die includes: a cavity; a resin inlet through which a liquid resin to be cured is injected into the cavity; and an air vent through which air is released to an exterior space of the resin molding die during injection of the resin, the air vent being ... | 02/20/2007 |
| 7156641 | Mold for forming a contact lens and method of preventing formation of small strands of contact lens material during contact lens manufacture This invention provides a mold for forming a contact lens comprising an overflow collector, which causes the overflow reactive mixture to be accumulated, and not to spread out as it would upon the typically flat surface of a prior art mold. This invention further pr... | 01/02/2007 |
| 7143990 | Apparatus and method for the production of ophthalmic lenses An apparatus and method for the production of ophthalmic lenses, and particularly contact lenses, which minimizes damage of the lens in removal from the mold. The ophthalmic lens is produced in a mold having a male part and a female part that are placed in proximate... | 12/05/2006 |
| 7114696 | Disposable molds and method of using the same The present invention encompasses, in part, a method and apparatus for lens casting in which two molds, preferably formed of plastic, are interconnected or joined together via a ring to form a mold cavity having substantially the same dimensions of the lens to be fo... | 10/03/2006 |
| 7083333 | Optical packages and methods to manufacture the same Housings for use in optical packages, optical packages, and methods to manufacture the same are disclosed. A disclosed optical assembly includes a housing having a ferrule to receive an optical fiber; a lens; an annular mechanical interface; and a total internal ref... | 08/01/2006 |
| 7051290 | Graphical interface for receiving eyeglass prescription information A high volume lens curing system is described. The high volume lens curing system is configured to cure multiple eyeglass lenses in a continuous manner. The lens curing system includes a computer-implemented method configured to collect prescription information, sav... | 05/23/2006 |
| 7022813 | Process for purifying and reusing solvent used to remove extractables A process for treating biomedical devices, especially contact lenses, involves contacting polymeric devices containing extractables with a solvent that dissolves and thereby removes the extractables from the device, treating the solvent to remove extractables from t... | 04/04/2006 |
| 7014606 | Apparatus and method for inserting an adjustable implantable genitourinary device An implantable medical device and method for adjustably restricting a selected body lumen such as a urethra or ureter of a patient to treat urinary incontinence or ureteral reflux. The device includes an adjustable element and a tubular elongate body, where the adju... | 03/21/2006 |
| 6997693 | Casting mold half and casting mold for producing contact lenses A casting mold half (5, 5a) for producing contact lenses comprises a mount (50) and an insert (51, 51a), which is arranged at one end of the mount (50) and can be connected to the mount (50) and which has a shaping su... | 02/14/2006 |
| 6930196 | Polyurethane hydrogel contact lens A prepolymer is prepared by reacting a mixture containing (a) at least one multifunctional compound, (b) at least one diisocyanate, and (c) at least one diol. The diol has a weight average molecular weight of at most 6000. The prepolymer, when reacted with an excess... | 08/16/2005 |
| 6922955 | Pre-cast dock leveler pit A dock pit for a dock leveler mechanism comprises a pre-cast concrete body including integrally formed side, rear panel and front panels, all forming a continuous perimeter open therethrough to receive the load leveler mechanism. Each side panel has a top edge and t... | 08/02/2005 |
| 6787070 | Apparatus and method of filling a mold for manufacturing an ophthalmic lens An apparatus and method for filling a mold for casting optical lens. Two molding shells and a closure member form a mold with a molding cavity. To fill the mold a fluid lens-forming material is introduced into the molding cavity through a casting opening formed in t... | 09/07/2004 |
| 6698708 | Gasket and mold assembly for producing plastic lenses An annular gasket may be configured to engage a mold set for forming a mold assembly. The gasket includes at least four discrete projections. The projections are preferably arranged upon inner surface such that they are substantially coplanar. The project... | 03/02/2004 |
| 6554246 | Casting of shaped soft solid articles A mould for casting shaped, solid detergent articles is provided. The mold is made of two rigid complimentary dies which upon engagement define a cavity corresponding to a desired shape of the cast article, wherein the engaged dies form a reservoir which ... | 04/29/2003 |
| 6478990 | Plastic lens systems and methods An apparatus for preparing a plastic eyeglass lens includes a coating unit and a lens curing unit. The apparatus is preferably configured to allow the operation of both the coating unit and the lens curing unit. The apparatus may also include a post-cure ... | 11/12/2002 |
| 6412670 | Candle making apparatus An apparatus for making molded candles from wax pieces of old candles or new candle-making wax. The candle making apparatus comprising an electrically heatedmelting chamber from which melted wax flows into an attached dispensing chamber and a valving mech... | 07/02/2002 |
| 6375148 | Apparatus for fabricating needles via conformal deposition in two-piece molds A method of fabricating a needle via conformal deposition in a two-piece mold includes the step of attaching a top mold member to a bottom mold member such that the top mold member and the bottom mold member define an enclosed, elongated needle trench wit... | 04/23/2002 |
| 6114052 | Ingot plate made of thermoelectric material, rectangular bar cut from the ingot plate, and process of fabricating the ingot plate An ingot plate (10) of cleaveable thermoelectric material has a layered structure having substantially parallel cleavage planes. Substantially all of the cleavage planes are disposed at a less cleavage angle with respect to the upper and lower faces (11, ... | 09/05/2000 |
| 6099764 | Method of lens casting without using a gasket An apparatus and method for casting lens without using a gasket that can be used to form all powers and geometric shapes of lenses. An elastomeric strip is used to wrap around the edges of two molds to form a sleeve-like structure, which in turn cooperate... | 08/08/2000 |
| 6050540 | Mold assembly for making customized lipstick colors A multi-part mold assembly, which may be incorporated in a kit assembly along with other structural components, to form a lipstick product which is either formed from a plurality of unused remnants of previously used lipstick products or a "customized" li... | 04/18/2000 |
| 6029944 | Casting device and an adapter for a casting device A casting device with which, by introducing a thermocurable plastics into a heatable casting mould (1), the plastics is thermally cum in that casting mould at least to such a degree that a casting moulded in that manner can be released from the mould, com... | 02/29/2000 |
| 5932254 | System for encapsulating microelectronic devices A fixture for encapsulating microelectronic devices includes a structure defining a device-receiving pocket and a well communicating with the pocket so that the passage and well define an interior space whereby the pocket is disposed above the well when t... | 08/03/1999 |
| 5863452 | Isostatic pressure resin transfer molding Method and apparatus for making a fiber reinforced composite wherein fiber reinforcement material is disposed in a molding cavity formed between a substantially rigid molding tool and a compliant molding tool in a pressurizable chamber of a pressure vesse... | 01/26/1999 |
| 5732763 | Device for feeding molten metal particularly cast iron, to a casting machine, and casting installation incorporating same The molten-metal feed device (1), arranged between a source of molten metal and a casting machine for the ascending continuous casting of cast-iron pipes, has a modular structure (3, 16). This structure includes a syphon (3) for conveying the molten metal... | 03/31/1998 |
| 5711892 | Ice sculpture mold An ice sculpture mold having a bottom die half forming a cavity configured to produce a first half portion of a three-dimensional ice sculpture and a top die half with a cavity to produce the second half portion of the ice sculpture. In one embodiment str... | 01/27/1998 |
| 5647425 | Apparatus and method for forming electrical connections A mold assembly and method for lap welding a conductor to a vertical bar or rod features two vertically split mold parts having a major parting surface in which are formed a crucible, tap hole, sleeving for the conductor and a weld chamber. An offset part... | 07/15/1997 |
| 5597593 | Toy mold system with undercuts Toy mold systems usable by a child to form highly detailed, rigid molded toy figures are disclosed. The systems include at least three preformed mold sections each having a configuration such that, in an assembled condition of the toy mold system, they de... | 01/28/1997 |
| 5469908 | Cap for investment molds for precision casting A cap for an investment vessel for receiving investment material comprises a platform having a contoured edge and an underside. A wedge is located on the underside of the platform and is frictionally engageable with at least a portion of an inner edge of ... | 11/28/1995 |
| 5349136 | Mold tool assembly A mold tool for forming an electronic component having a semiconductor chip sealed on a supporting member by a resin-molded package, includes an upper mold having an upper cavity and a lower mold having a lower cavity, the package being molded in the cavi... | 09/20/1994 |
| 5149052 | Precision molding of polymers A method and apparatus for precision molding soluable polymers is disclosed, in order to form an exact and precisely shaped product, such as contact lenses and surgical implants. A preferred mold for forming contact lenses includes a female part having an... | 09/22/1992 |
| 5137251 | Pour window for a concrete form A pour window for a metal concrete form flexible to a predetermined arcuate shape. A window panel of a generally rectangular shape forms part of a door which is pivotally mounted at one edge thereof for movement between an open and a closed position there... | 08/11/1992 |
| 5018958 | Mold for skin covered foamed plastic molding A mold for skin covered foamed plastic molding capable of preventing penetration of the liquid foam resin to be poured on a skin cover without manual operation of target plate or use of double side adhesive tapes, and also capable of improving the efficie... | 05/28/1991 |
| 4973242 | Metal mold for injection molding tubular or columnar products and molded product obtained by using same A metal mold for injection molding tubular or columnar products is provided in which those portions of matching surfaces of the metal mold members close to end portions of an annular or cylindrical cavity are provided with grooves extending continuously o... | 11/27/1990 |
