Bizarre Patents
Pizza Pie With Concentric Rings of Crust
A pizza mold for forming a plurality of concentric raised ridges of dough (i.e., crust) on the surface of a pizza pie.
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| Number | Title | Issue Date |
| 7252510 | Entertainment device and method of using the same An entertainment device that includes an output generator that produces audible outputs is disclosed. The output generator produces outputs in response to user inputs. In one embodiment, the entertainment device includes several actuators that can be activated by a ... | 08/07/2007 |
| 7192628 | Magnetically interactive substrates A substrate is printed with areas of magnetizable ink. The magnetizable ink is compressed into the surface of the substrate, and overprinted to hide it. Suitable inks for the purpose are disclosed. The ink may be permanently magnetized in any of a variety of pattern... | 03/20/2007 |
| 7055823 | Cards The present invention relates to educational and entertaining playing cards. The cards may be used alone or in combination with other hardware game accessories, such as board games, or software game accessories, such as compact discs and the Internet. Unlike other p... | 06/06/2006 |
| 6970267 | Gray scale optical mark reader In a broad aspect of the invention, the master printed form is scanned and processed according to a forms definition program to produce a virtual form file comprising a virtual layout of the significant regions such as bubble targets of printed material on the form,... | 11/29/2005 |
| 6957038 | Self-scoring method and apparatus for early self-screening of neurological disease A self-administered and self-scoring test kit and method for early self-screening of neurological disease, by detection of diminished olfactory function. The test kit is comprised of a plurality of pages; attached to each page (28) via adhesive is a microenca... | 10/18/2005 |
| 6905412 | Bonus game for a gaming machine A bonus game for a slot machine operable in a basic mode and a bonus mode. The bonus game is entered upon the occurrence of a special start-bonus game outcome in the basic mode. In the bonus game, a player selects, one at a time, from an array of windows each associ... | 06/14/2005 |
| 6879805 | Test form having a removable opaque layer, and method and apparatus for printing on the form A test form comprises a substrate, a chromogenic material applied to at least a top surface portion of the substrate, a removable opaque layer overlaying a portion of the chromogenic material, the chromogenic material being adapted to irreversibly generate a visible... | 04/12/2005 |
| 6739874 | Electronic educational toy appliance teaching letters words and numbers An electronic educational toy designed to teach letters, words and numbers and stimulate the development of a child's mind using audio feedback, the educational toy including an enclosure enclosing a processor, a data storage medium and a speaker and having a substa... | 05/25/2004 |
| 6210171 | Method and apparatus for multiple choice testing system with immediate feedback for correctness of response An answer form for use in answering multiple-choice questions is configured to provide immediate feedback to an examinee as to whether a correct response has been made for each question, and if not, permits the examinee to proceed to determine the correct... | 04/03/2001 |
| 5618180 | Method of teaching using a computer A method of using a computer to teach, wherein a child first studies a first element of information located on a computer screen, then locates an empty space adjacent to first element. The empty space is intended to receive a second related element of inf... | 04/08/1997 |
| 5447439 | Interactive story book using stickers and a method of teaching A story book assembly and a method of teaching wherein a child first studies a first element of information, then locates an empty space adjacent to first element. The empty space is intended to receive a second related element of information. After compa... | 09/05/1995 |
| 5281146 | Educational device and method A self-help test book or similar device incorporating quiz cards is disclosed. The test book comprises question display elements, each of which bears printed questions. Each question is identified by an answer identification code having a first graphic de... | 01/25/1994 |
| 5254376 | Graphic communication medium A graphic communication medium is disclosed in which a dry pastel substance is placed in solution and uniformly applied over a substrate such as paper. The substrate may include a drawing beneath the pastel such that areas of the drawing may be highlighte... | 10/19/1993 |
| 5243173 | Machine readable form and method A machine readable form for indicating one or a plurality of selections among a group of options presented on the form. A form member, preferably paper, has printed thereon a plurality of options. Each option has associated therewith a printed machine rea... | 09/07/1993 |
| 5123658 | Card game The present invention is directed to a card game intended to develop the knowledge and associate skills of the player. The game is made up of a plurality of cards with a first portion having an illustration covered and concealed by a material that can be ... | 06/23/1992 |
| 5037302 | Educational toy with a repairable defect for teaching humanistic values to a child An educational device for teaching humanistic values to a child is in the form of a toy manufactured with at least one recognizable abused condition or defect. The toy is packaged and marketed with repair apparatus enabling a child to permanently substant... | 08/06/1991 |
| 4964642 | Variably scored skill game A skill game for home or promotional use in stores or in fast food restaurants that provides a player with a degree of self-determination and provides an inducement to perspective customers. The score is dependent on the player's skill and his confidence ... | 10/23/1990 |
| 4868020 | Rub and show graphics This invention pertains to the fields of graphic arts and graphic communication. The principal use of this invention is to communicate visually with a new graphic method--a method of putting a translucent overlay on one color of pastels uniformly on a pie... | 09/19/1989 |
| 4830405 | Method of validating data entered on a ticket and the like The method consists of nullifying on a ticket a predetermined number of squares in a first series of squares by the removal of an opaque layer coated thereon and carrying the data to be validated by uncovering, under each square, a respective symbol, and ... | 05/16/1989 |
| 4702497 | Method of encoding a symbol or message on a plastic material and an article on which a symbol has been so encoded The method includes the steps of inscribing or imprinting a symbol or message on a substantially flat surface of a block of plastic while the same is at an elevated temperature by the application of pressure to said surface. The plastic block is then cool... | 10/27/1987 |
| 4687203 | Scratch and smell game A scratch and smell game for pre-school children which makes use of a playing board on whose front face is printed drawings of different fruits or other odor-producing objects, each having a characteristic smell. At a site adjacent each fruit on the front... | 08/18/1987 |
| 4508513 | Game card device The invention relates to a game card device 1 comprising a manually held card 2 which has first, second and third indicia 3, 4 and 5 all of which have spaces which are covered by a camouflaging layer of rubber/graphite mixture which can be removed readily... | 04/02/1985 |
| 4493655 | Radio-controlled teaching device A radio-controlled teaching device comprising a teacher transmitter unit and a plurality of student receiver units for maintaining student alertness during oral reading of written textual material, for the oral administration of multiple-choice or true or... | 01/15/1985 |
| 4487585 | Educational toy having fragrance association means An educational and recreational toy particularly for young children is provided for associating common subjects or shapes with related fragrances. The toy includes a series of uniquely shaped game pieces bearing familiar pictorial subject matter for seate... | 12/11/1984 |
| 4466614 | Game with selectable playing areas A game comprising a playing surface having first indicia thereon defining a plurality of game symbols. Second indicia on the playing surface define a plurality of game categories. The second indicia is arranged on the playing surface so that the game symb... | 08/21/1984 |
| 4354845 | Identification structure for games and educational use and for other use An identification structure and method for temporary or short term identification of a portion of a surface or substrate. The structure and method include the use of viscous material which is displaced by pressure applied thereto and which retains its dis... | 10/19/1982 |
| 4337051 | Self-scoring test with non-disclosed key A scoring form for tests having a series of questions with multi-choice answers. The form provides an answer group for each question. An answer group is a matrix of rows and columns. The number of columns (or matrix elements in a row) is typically equal t... | 06/29/1982 |
| 4299637 | Method of making a game ticket A method for making a game ticket, such as for example a lottery ticket, is disclosed in which the ticket has a base sheet and a cover sheet adhesively joined together in peripheral portions of sections containing information used in the game. The cover s... | 11/10/1981 |
| 4109047 | Rub-on security cards Articles in the form of multilayered cards which contain information invisibly printed between a support member and a top member. By rubbing the exposed surface of either the support member or the top member, the information is developed into visible info... | 08/22/1978 |
| 4097068 | Feed-back communication card Feed-back communication cards for ascertaining the views of participants in a meeting or conference in which pull off tabs are enhanced with ink marks on the edge and face of the edge of each card so that when a multiplicity of the cards are stacked, the ... | 06/27/1978 |
| 4095824 | Secure contest card A secure contest card which is not susceptible to compromise by both simple and sophisticated techniques comprises printed indicia disposed on the upper surface of card stock material, a patterned intermediate layer disposed over the printed indicia and a... | 06/20/1978 |
| 3938993 | Xerographic method for making a responsive answer system Permanent, meaningful information is so associated with removable, confusing information, at least some of which is usually similar in character to said permanent, meaningful information, as to make it effectively impossible for an observer to discriminat... | 02/17/1976 |
