Bizarre Patents
A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 7164393 | Display of symmetrical patterns with encoded information A first pattern is created by providing an image and its enantiomorph on opposite sides of an axis of bilateral symmetry and selectively removing elements from the image and its enantiomorph without removing any element from both the image and its enantiomorph. A se... | 01/16/2007 |
| 7159866 | Hidden element puzzle A substantially hidden element puzzle capable of being incorporated in a variety of structures such as gift or product containers and greeting cards includes at least one substantially flat surface having an image thereon. The image includes at least one elongated e... | 01/09/2007 |
| 6976328 | Method of selecting grout color and related selection cards A method of selecting color of tile grout providing at least one partially transparent card having a first color band thereon, placing the card over an array of tiles with the color band generally overlying the grout and visually comparing the first color band and t... | 12/20/2005 |
| 6692001 | Multi-layered decorative puzzle apparatus A multilayered decorative puzzle apparatus constructed into a three dimensional geometric structure. The puzzle apparatus further includes an innermost and an outermost layer. Each layer further comprises a set of puzzle pieces which are arranged around a... | 02/17/2004 |
| 6663732 | Process for making an individualized puzzle collage A system for making a picture puzzle collage from a collection of individual photographs each having a picture displaying front surface and a rear surface including a board, a plurality of removable mating contiguous puzzle pieces that fit together in a f... | 12/16/2003 |
| 6634644 | Concealment-type word puzzle/game A word puzzle/game in which the letters of the word or words are "concealed" by superimposing letters of the same known font on the letters of the words.... | 10/21/2003 |
| 6398643 | Promotional gaming device A promotional gaming device for determining whether a player has matched a predetermined winning sequence of characters or symbols. The gaming device is comprised of a substrate having at least one row of location designating symbols and at least one colu... | 06/04/2002 |
| 6361045 | Puzzles with pressure-sensitive stick-on pieces A puzzle game wherein scrambled puzzle pieces are printed on a top layer of pressure-sensitive material which is die cut to create the shapes of the pieces. In a two-layer version of the puzzle, the pressure-sensitive material is laminated to a bottom lay... | 03/26/2002 |
| 6336631 | Two-sided puzzle An assortment of two-sided puzzles are illustrated which are particularly suitable for use as promotional vehicles, postcards and game or novelty items. One embodiment employs a transparent backing sheet to which a set of puzzle pieces are attached by pre... | 01/08/2002 |
| 6186504 | Color-change puzzle game A puzzle apparatus for providing a user with a challenging puzzle to solve. The apparatus includes a housing having at least one opening therein, a matrix of shaped color-producing media disposed within the housing, and a plurality of generally interengag... | 02/13/2001 |
| 5823532 | Window puzzle A puzzle including a puzzle board having a backing, a plurality of cavities, and a plurality of puzzle pieces, each puzzle piece having a frame, or outer periphery shaped and sized to conform to the inner walls or inner periphery of a corresponding cavity... | 10/20/1998 |
| 5769418 | Transparent puzzle having at least two image planes A puzzle has a transparent top layer and a bottom layer which can be seen through the top layer. The top layer of the puzzle is provided with a top image and the bottom layer with a bottom image which is associated with this top image. When viewed through... | 06/23/1998 |
| 5715316 | Optical image encryption and decryption processes A method of encrypting and decrypting images comprising the steps of creation of an encrypted image by alteration of the original image and decrypting the image by means of a decrypting optic.... | 02/03/1998 |
| 5636840 | Occult device An occult device that includes an open-top hollow rectangular box, a light source, a first light transmitting sheet, a second light transmitting sheet, and an indicator. The open-top hollow rectangular box has a pair of long sides, a pair of short sides, ... | 06/10/1997 |
| 5577728 | Jigsaw puzzle The jigsaw puzzle according to the present invention comprises a substrate and transparent member. The substrate has a painting, photograph or pattern provided on at least the first side thereof and is cut into a multiple of irregular, interlocking pieces... | 11/26/1996 |
| 5299805 | Multilayer puzzle A multilayer puzzle having a plurality of superposable card units in the form of polygons of identical shape and size consisting of a transparent material. Surfaces of the card units carry a plurality of distinct markings in the form of layers of various,... | 04/05/1994 |
| 5217226 | Three-dimensional model atmosphere puzzle A plurality of three-dimensional puzzle pieces will create model atmospheres for model globes and flat puzzles, having a thickness suitable to comprise of all types of subject matter to be embedded within the pieces displaying the subject matter in three-... | 06/08/1993 |
| 5156698 | Integral packaging for puzzle postcard and other products and method of making A method for manufacturing a puzzle post card comprising providing a first backing, adhering a picture to one surface of said backing, adhering said first backing to a second backing containing an address means whereby only the perimeter of said first bac... | 10/20/1992 |
| 5037110 | Geometric card game A deck of playing cards and a card game to be played therewith comprises a plurality of transparent cards each having the same outer shape and size. Each card carries a colored area which may correspond to a primary shape, a secondary shape, a tertiary sh... | 08/06/1991 |
| 4884811 | Puzzle apparatus A puzzle apparatus utilizing a curved member having a convex outer surface and a concave inner surface. A plurality of interlocking pieces are employed, each possessing a concave surface conforming to the convex outer surface of the curved member. Each of... | 12/05/1989 |
| 4815742 | Multi-layered puzzle A multi-layered puzzle having a plurality of generally transparent layers with each layer having different designs thereon. The puzzle is solved by matching the shape design of each piece and identifying the appropriate layer in the puzzle. The overlaying... | 03/28/1989 |
| 4799680 | Transparent puzzle A puzzle is provided comprising a base formed from a transparent material and including a generally planar bottom wall and a frame extending upwardly from the bottom wall to define a puzzle recess. The puzzle further comprises a plurality of transparent p... | 01/24/1989 |
| 4781381 | Stacked sheets with code bits forming composite image The three-dimensional puzzle consists of a plurality of transparent sheets on which code bits of information are arranged. When viewed in the correct direction, the code bits of information define a two-dimensional picture or object. When viewed from any ... | 11/01/1988 |
| 4605231 | Light transmission puzzle game A puzzle game having at least one solution comprising at least 2 superposable light permeable portions. These portions are disposed in such a way that at least one superposition of light permeable portions in individually light continuous disposition will... | 08/12/1986 |
| 4491326 | Puzzle having polarized stackable components A puzzle characterized by a number of stackable components each provided with an activated area consisting of a plurality of polarized zones. Each zone is polarized along one of two mutually perpendicular axes. The stackable components appear to be identi... | 01/01/1985 |
| 4430824 | Composite-picture forming play kit A kit for children's playing, fortune-telling, learning or the like use, including at least one pair of block pieces each carrying a figure thereon and at least one of which is of transparent material. The block pieces, of planar or cubic form, are laid o... | 02/14/1984 |
| 4402510 | Puzzle toy A puzzle toy is provided in which a game may be played to achieve a desired combination of colors by shifting several puzzle elements arranged checkerwise in the lengthwise and the breadthwise directions. The puzzle toy includes a plurality of polarizing ... | 09/06/1983 |
| 4362301 | Multiple image visual puzzle and method A puzzle is produced by a method which codifies a number of images onto an equal number of partial image sheets so that by the proper arrangement and registry of the sheets any of the individual images can be reproduced. The individual images are first re... | 12/07/1982 |
| 4257609 | Games and puzzles Apparatus for use in performance of a game or puzzle comprises a base and a set of playpieces in the form of cubes or pieces notionally composed of cubes. The base defines a number of recesses each of which is arranged to seat playpieces such that an inte... | 03/24/1981 |
