Bizarre Patents
User-operated amusement apparatus for kicking the user's buttocks
An apparatus including a user-operated and controlled apparatus for self-infliction of repetitive blows to the user's buttocks by a plurality of elongated arms bearing flexible extensions that rotate under the user's control.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 5387105 | Dental image formation and organosiloxane Disclosed in the present application is a method of curing a dental impression material by passing actinic light through a tray while the tray is in contact with the impression making composition, a new dental impression composition that is polymerizable ... | 02/07/1995 |
| 5368480 | Dental implant wrench A low profile dental torque ratchet system is provided having a disposable breakaway color coded insert for holding a tool to be driven by a torsional ratchet wrench. Incorporated within the ratchet wrench is a driver that drives the tool until a preset t... | 11/29/1994 |
| 5137448 | Dental impression method with photocuring of impression material in light transmissive tray Disclosed in the present application is a method of curing a dental impression material by passing actinic light through a tray while the tray is in contact with the impression making composition, a new dental impression composition that is polymerizable ... | 08/11/1992 |
| 5078754 | Finishing/polishing system The invention relates to a system and apparatus and a method for finishing and polishing a dental composite restorative material in a tooth. The system of the invention uses an elastomeric polymer disc which is impregnated with an abrasive for reducing of... | 01/07/1992 |
| 5040978 | Dental prophy angle A prophy angle having a single snap-in retention mechanism that is integral with the housing for retaining the prophy cup rotating member in permanent field position and providing good smooth rotation performance and a detent drive shaft snap-in retention... | 08/20/1991 |
| 4961923 | Irrigants for use in scaling and/or lavage apparatus Irrigants to be used with vibratory scaling apparatus and lavage are provided. The irrigants of the invention are characterized in that they contain medicaments for the treatment of conditions in the mouth and have a viscosity and deliquescence adapted to... | 10/09/1990 |
| 4892478 | Method of preparing dental appliances A method of producing dental appliances, especially orthodontic appliances, but also including dentures and other dental prosthesis. The method includes placing a self-merging dental gel especially as a stream on a dental cast and under and around preform... | 01/09/1990 |
| 4867680 | Pre-loaded dental impression package and method of making A dental impression package pre-loaded with dental impression material adapted for taking accurate impressions of a patient's teeth and/or gums by professional personnel is provided. The impression material used is flowable to a desired degree and has a v... | 09/19/1989 |
| 4863977 | Process for preparing interpenetrating polymer network objects employing rubber-modified polymers This invention provides hardenable compositions useful as construction media for a wide range of applications. Particular utility is found in the dental and medical arts where such compositions are highly suitable for the formation and construction of den... | 09/05/1989 |
| 4861808 | Glass/poly (carboxylic acid) cement compositions A process for producing a radiopaque cement comprises reacting a polymer containing free carboxyl groups (generally a homo or copolymer of acrylic acid) with a particulate acid-leachable source of polyvalent metal ions (such as an acid-leachable glass) in... | 08/29/1989 |
| 4850868 | Spray shield The apparatus comprises a tubular member that is adapted to be attached to the working end of a dental handpiece and is used to contain and direct material dispensed from the handpiece in order to reduce the amount of airborne particles emitted into the a... | 07/25/1989 |
| 4846165 | Wound dressing membrane Disclosed is a method for producing an intra-oral dental bandage membrane and/or therapeutic membrane containing therapeutic agent. Actinic light is used to polymerize the membrane composition material to fix the composition in position locked with rigid ... | 07/11/1989 |
| 4836853 | Algin based dental impression material containing biocidal component A dental impression composition comprising alginate material and biocidal component. A method for reducing microorganism contamination in alginate dental impressions comprising preparing a mixture comprising alginate, water and biocide.... | 06/06/1989 |
| 4828117 | Porcelain dental restoration having a plurality of uniform, color-matched layers A porcelain dental restoration having a plurality of layers including a translucent porcelain layer overlying a more opaque ceramic layer, wherein the color of each of the said two layers is uniform and wherein the colors of the said two layers match.... | 05/09/1989 |
| 4820152 | Single multi-function handpiece for dental instruments A single handpiece that can be used in multiple dental treatments is provided. The handpiece comprises a housing having a coil for producing an electromagnetic or electrostrictive field in the housing, and a number of inserts that react with the electroma... | 04/11/1989 |
| 4816495 | Biologically compatible adhesive visible light curable compositions A biologically compatible adhesive that is shelf stable as a single component adhesive and includes a mixture of an adhesive promoting and polymerizable monomer system having a free radical polymerizable monomer or prepolymer having ethylenic unsaturation... | 03/28/1989 |
| 4814423 | Dual bonding adhesive composition An adhesive for bonding polymeric material to both collagen and calcium is provided. The adhesive contains a glutaraldehyde component for bonding to collagen and a monophosphate component for bonding to calcium. It has been found that in bonding polymeric... | 03/21/1989 |
| 4806383 | Method of applying opaque dental cermic material to a metal structure A method of building a dental appliance and a kit for use in the method are provided. In the method, metal copings are coated with an opague ceramic paste, and a coarse ceramic powder, having structural stability under the conditions needed to fire the ce... | 02/21/1989 |
| 4776704 | Mixing and dispensing syringe A mixing and dispensing syringe having a single mixing cylinder loadable at one end with a plurality of different materials to be blended and mixed by static devices, a dispensing nozzel on the opposite end of said cylinder, a piston-like unit axially mov... | 10/11/1988 |
| 4767325 | Dental composite carrier and composite package A dental composite carrier and a packaging means for a composite used for posterior restorations in a tooth is provided. The composite carrier comprises a handle having a lever with a jaw on one end, and the package comprises individual incremental portio... | 08/30/1988 |
| 4659327 | Multiple dosage syringe A multiple, metered dosage device having an elongated body provided adjacent one end with a compartment or an ampule to contain material to be dispensed, a piston movable against the material to discharge it from a nozzle, a rod-like plunger movable by a ... | 04/21/1987 |
| 4650418 | Dental restoration shading A new type of dental prosthetic facing and a new method of preparation of dental prosthetic facings is disclosed. The dental prosthetic facing is provided with an outer shader layer, an intermediate at least substantially uncolored, translucent layer, and... | 03/17/1987 |
| 4648532 | Mixing and discharge capsule A combination mixing and discharge capsule for storing separate ingredients which are to be mixed together prior to use and including a container body for one ingredient closed at one end by a slidable piston and the opposite end being displaceably receiv... | 03/10/1987 |
| 4615665 | Method for making dental prosthetic device with oxygen barrier layer and visible light irradiation to cure polymer The present invention provides a new method of ameliorating oxygen inhibition especially with curable dental material having a polymerizable system including polymerizable organic compound, and polymerization initiator activatable by actinic radiation. Th... | 10/07/1986 |
| 4592890 | Dental prostheses alloy Disclosed is an alloy that is a combination by weight percent of 78 to 84 percent nickel, 11 to 15 percent chromium, 3 to 5 percent vanadium, and 1 to 2 percent beryllium. Any balance of other elements make up less than 7 percent with aluminum, manganese,... | 06/03/1986 |
| 4556534 | Nickel based casting alloy A nickel base casting alloy containing 10 to 25 percent chromium, 3 to 8 percent manganese, 3 to 10 percent niobium, 0 to 3.5 percent aluminum, 0.5 to 2.0 percent beryllium which exhibits lower melting characteristics allowing enhanced compatibility to gy... | 12/03/1985 |
| 4551098 | Method and apparatus to produce artificial dentures This invention pertains to a method and apparatus to fabricate economical dentures for edentulous dental patients comprising attaching full arch unitary upper and lower sets of artificial teeth to denture base material and fabricated by a process develope... | 11/05/1985 |
| 4533325 | Method and apparatus to produce artificial teeth for dentures This invention pertains to a method and apparatus to fabricate economical full arch unitary upper and lower sets of artificial teeth for use in preparing dentures for edentulous dental patients and attaching said sets of teeth to denture base material by ... | 08/06/1985 |
| 4526490 | Dispenser for flowable material A dispenser for flowable material having a squeezable container formed with filling and discharge openings at opposite ends, a combination handle and closure member connectable to the filling opening, and a flexible discharge spout and second closure memb... | 07/02/1985 |
| 4526303 | Syringes A syringe comprises a body member detachably secured onto one end of a syringe barrel provided at its other end with a delivery tube and containing a movable piston member; a piston actuating assembly movably mounted in the body member and comprising a tu... | 07/02/1985 |
| 4524816 | Centrifugal casting furnace A centrifugal ceramic casting furnace including a horizontal arm rotatably supported by the upper end of a vertical shaft driven by a motor and the arm having a casting ring cradle on one end, a muffle movable along said arm a limited distance toward and ... | 06/25/1985 |
| 4518356 | Utrasonic dental file and method of determining failure resistant lengths thereof An ultrasonic endodontic file that is resistant to failure from fracturing and breaking during operation by having an ideal length, which if increased or decreased by more than 1 mm, will result in increased file breakage.... | 05/21/1985 |
| 4516195 | Multi-function dental operating light source A multi-function dental operating light source comprises a series of optical filters and flat reflectors mounted upon a turntable at spaced locations around the periphery, the turntable being rotatable about a fixed axis relative to a stationary tungsten ... | 05/07/1985 |
| 4515267 | Dental mixing and extrusion capsule A combination capsule adapted to both mix a plurality of ingredients to prepare them for use and then extrude the same through a nozzle attachable to one end of the capsule which comprises a pair of reciprocal sleeves respectively having compartments to c... | 05/07/1985 |
| 4514342 | Polyethylenically unsaturated monophosphates An adhesion promoter, suitable for improving the adhesion of composite dental material to tooth enamel, comprises a solution in a volatile organic solvent therefor, such as a lower alkanol, of a polyethylenically unsaturated monophosphate or salt thereof,... | 04/30/1985 |
| 4407862 | Method of making letterpress printing plates A method of preparing a letterpress printing plate from a liquid photopolymer using an air knife to etch out the unpolymerized liquid to leave the relief image. A new printing plate substrate is used that has a laminae that is paper and a lamina that is a... | 10/04/1983 |
| 4394172 | Non-dusting and fast-wetting impression material and method of preparing same A non-dusting and fast-wetting powdered impression material is prepared by coating at least a portion of the powder components of an otherwise conventional impression material with a surface coating agent prior to mixing with water.... | 07/19/1983 |
| 4388363 | Compressible printing element containing thermosol lamina A compressible printing element that has a thermosol lamina. A thermosol is a thermosetting plastisol, preferably a polyvinyl chloride plastisol containing dioctyl phthalate as a plasticizer and having a di- or tri-acrylate monomer that crosslinks therewi... | 06/14/1983 |
| 4336069 | High strength aggregate for concrete Concretes containing a hydratable cementitious binder such as Portland cement and a high strength aggregate material are described. The high strength aggregate material is produced from hydrated cementitious compositions which contain relatively low propo... | 06/22/1982 |
| 4216281 | Battery separator A battery separator is provided that has 30-70% polyolefin synthetic pulp, 15-65% siliceous filler and 1-35% by weight of long fibers having lengths of between 1/4 and 1 inch. The long fibers may be polyester fibers or glass fibers or a mixture. Cellulose... | 08/05/1980 |
