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In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Number | Title | Issue Date |
| 6196546 | Chess game apparatus A chess game apparatus provides a chess board in an unrolled condition and an octagonal storage device for chess pieces in a rolled up condition. The chess game apparatus includes a first end board/storage unit which includes a first outside surface which... | 03/06/2001 |
| 6142332 | Container lid and cutting board apparatus A container lid and cutting board apparatus includes a rigid central panel portion and a flexible peripheral container-connector portion attached to the central panel portion. The peripheral container-connector portion includes a bridging ring portion att... | 11/07/2000 |
| 6132283 | Infant stimulus toy apparatus A toy apparatus includes a back housing portion which includes straps for connecting the apparatus to a crib. A plurality of item pressing members are connected to an interior portion of the back housing portion. A front housing portion includes a housing... | 10/17/2000 |
| 5367735 | Weighted insert for footwear A weighted insert adapted to be fitted inside an athletic shoe so that the latter is caused to sink to the bottom of a washing machine bin to facilitate the cleaning thereof. The insert comprises a heel portion, a foot portion, and an axial member extendi... | 11/29/1994 |
| 5368226 | Mail slot pouch apparatus A new and improved mail slot pouch apparatus is provided for use with a door that has a mail slot therein. The apparatus includes a planar frame element for framing an interior opening of the mail slot. The planar frame element includes a plurality of fra... | 11/29/1994 |
| 5363651 | Free piston internal combustion engine An improved internal combustion engine is disclosed having no rotating crank shaft. Each piston rod of the engine is connected to a hydraulic piston and cylinder the output of which drives the rotating output shaft of a hydraulic motor. A take off from th... | 11/15/1994 |
| 5348207 | Vehicle top carrier A new and improved carrier apparatus for mounting on the roof of a vehicle. The apparatus of the invention includes a housing, magnetic mounts for connecting the housing to the vehicle and for supporting the housing in a horizontal orientation, and a draw... | 09/20/1994 |
| 5331955 | Air tank adapter for converting a self-contained breathing apparatus to a self-contained underwater breathing apparatus An air tank adapter is designed to facilitate the use of self-contained breathing apparatus (SCBA) air tanks with a self-contained underwater breathing apparatus (SCUBA).... | 07/26/1994 |
| 5330173 | Hand scanner apparatus A hand scanner support and paper guide apparatus is disclosed for mechanically scanning a thin sheet, e.g. a sheet of paper, using a scanner designed to be hand-held. The apparatus includes a housing which includes a planar upper wall which serves as a fl... | 07/19/1994 |
| 5331283 | Apparatus for detecting a completed electrical circuit at an electrical output receptacle An electrical test buzzer is adapted for insertion into an output receptacle and used to test for the presence of electricity at the output receptacle. The electrical test buzzer includes an audible alarm, a transformer, held in a housing, and a pair of c... | 07/19/1994 |
| 5329641 | Helmet with neck-shield A new and improved helmet with neck-shield is provided for a helmet which has a chin and jaw protecting area. The apparatus includes a neck-shielding assembly for protecting a neck area of a user without covering the eyes of the user. The neck-shielding a... | 07/19/1994 |
| 5327652 | Hand-held seam notching apparatus A new and improved hand-held seam notching apparatus includes two double-armed lever assemblies. A first double-armed lever assembly includes a first handle portion, a first fulcrum portion, and a first jaw portion. The first jaw portion includes a first ... | 07/12/1994 |
| 5328050 | Dual nested liquid container A new and improved dual nested liquid container includes an outer container assembly which includes an outer vessel and an outer dispensing valve assembly which projects outward from the outer vessel. An inner container assembly is nested within the outer... | 07/12/1994 |
| 5324221 | Personal floatation device A buoyant support for a human comprises a plurality of sections for the head, upper back, and buttocks, respectively. The sections are hingedly connected to each other so that the unit may be folded into a compact package. At least two of the sections are... | 06/28/1994 |
| 5322236 | Fishing line spool holder A holder attached to a base member comprises an upright post and a multiplicity of rod extensions orthogonally supported on the post. A different spool of fishing line is mounted for rotation on each rod extension. Adjustable tensioning means are provided... | 06/21/1994 |
| 5320163 | Portable, immersible heat exchanger apparatus A new and improved portable, immersible heat exchanger apparatus is provided for immersion into a quantity of material that is to cooled or heated. The apparatus includes a continuous copper tube assembly which is comprised of a straight, horizontal handl... | 06/14/1994 |
| 5317776 | Swimming pool vacuum apparatus A new and improved swimming pool vacuum apparatus includes an extensible handle assembly which serves as a handle grasped by an operator and which supports a vacuum motor assembly. The vacuum motor assembly is used for providing vacuum power to a vacuum h... | 06/07/1994 |
| 5316376 | Decorative wheel cover A vehicle wheel cover adapted to clip on to a wheel rim wherein the wheel cover includes as an element thereof a disc, bearing decorative indicia, which may include a mounted photograph or artwork, and a superposed convex lens to magnify such indicia when... | 05/31/1994 |
| 5315725 | Multipurpose tool A new and improved multipurpose hand-held tool, especially adapted to be used by rescue workers to extract victims from damaged motor vehicles, includes a handle, a head, a foot, and a saw blade that projects from the bottom of the foot. The head is conne... | 05/31/1994 |
| 5314037 | Automobile collision avoidance system An automobile collision avoidance system based on laser radars for aiding in avoidance of automobile collisions. The very small beam width, very small angular resolution and the highly directional character of laser radars provide a plurality of advantage... | 05/24/1994 |
| 5313669 | Clothing anchor apparatus A new and improved clothing anchor apparatus, especially useful for anchoring the front and back tails of shirts, includes a first clothing connector, a second clothing connector, and an elastic strap connected therebetween. The elastic strap has a first ... | 05/24/1994 |
| 5311985 | Holder for hypodermic syringes A protective device for hypodermic syringes capable of avoiding needlestick injuries comprises a sterile penetrable support member and a plurality of hypodermic syringe protective caps received in the support member. In an alternative embodiment, the supp... | 05/17/1994 |
| 5311696 | Device for attracting and killing fleas A device for attracting and killing fleas and other insects and bugs has a light for attracting the insects and a shallow reservoir of soapy water which the insects fall into causing them to drown. The soapy water can be replaced as often as is necessary ... | 05/17/1994 |
| 5309660 | Cartridge magazine A cartridge magazine for firearms comprises a key insertable through a slot in the end panel of the magazine for engaging the spring engaged elevator upon which the shells are supported. The slot includes a series of transverse or lateral branches spaced ... | 05/10/1994 |
| 5309654 | Snow and ice broom A new and improved combined snow pusher, ice chopper, and broom apparatus for clearing a surface includes a handle which is supported by a support and which projects upward from the top of the support at a first acute angle with respect to the support. Br... | 05/10/1994 |
| 5309594 | Buffing appliance A new and improved buffing appliance is disclosed comprising a housing, a buffing wheel supported for rotation on the housing, an impeller inside the housing for causing rotation of the buffing wheel, a fluid source coupled to the housing for driving the ... | 05/10/1994 |
| 5309586 | Baby seat or carrier blanket A new and improved blanket apparatus for fitting over a baby seat or carrier which has a top and sides includes a flexible cloth member having dimensions sufficient to fit over the top and sides of the baby seat or carrier. The flexible cloth member has a... | 05/10/1994 |
| 5309657 | Rotatable picture frame A rotatable picture frame apparatus which is made up of a plurality of picture frames, a turntable for supporting the picture frames, a casing for supporting the turntable and a base for supporting the casing. The apparatus contains a motor which is conne... | 05/10/1994 |
| 5308077 | Board game A board game includes a game board over which game pieces move across squares identifying different categories of questions. The game also includes a timer, dice, a dice thrower, and several categories of question cards.... | 05/03/1994 |
| 5307789 | Multi-purpose gas heated cooking apparatus A multi-purpose gas heated cooking apparatus has a framework rack for holding a cooking container to be heated to cook the container's contents. The cooking apparatus has a shelf which can be positioned in a plurality locations within the framework rack f... | 05/03/1994 |
| 5307959 | Spray can control apparatus A new and improved spray can control apparatus includes a handle assembly, a telescopically extensible extension assembly connected to the handle assembly, and a spray can holding assembly connected to the extension assembly. A spray control actuation ass... | 05/03/1994 |
| 5306207 | Air removal apparatus A new and improved wide area air removal apparatus includes at least one air duct that traverses a portion of the wide area and includes a plurality of apertures arrayed along the length of the air duct. An electric fan assembly is connected to the plural... | 04/26/1994 |
| 5305704 | Automobile locator A new and improved automobile locator apparatus includes a base member adapted to fit onto a top edge of an automobile window, an identifier element, and an adjustable assembly, connected between the base member and the identifier element, for orienting t... | 04/26/1994 |
| 5306013 | Projectile accuracy signalling apparatus A new and improved apparatus for signalling accuracy of a path of a projectile moving on a floor or ground surface includes an audible signal assembly located above and near floor or ground level. The audible signal assembly provides an audible signal whe... | 04/26/1994 |
| 5304109 | Inflatable support An inflatable flexible bladder is mounted on the surface of a weightlifter's bench to provide support to the spinal region. A pressure device activatable by the hand or foot of the weightlifter is employed to provide desired supporting internal pressure t... | 04/19/1994 |
| 5303568 | Padlock protector A padlock protector which prevents the shackles of the padlock from being cut by bolt cutters. In its simplest form, the protector is a U-shaped device which contains access openings for the padlock shackles on the bottom and having front and back section... | 04/19/1994 |
| 5304747 | Speaker with motor-controlled internal baffle An audio speaker in a cabinet is provided having an internal baffle movable on a track and driven by a motor. The movement of the internal baffle is controlled externally by controls mounted on the speaker cabinet. Selective movement of the internal baffl... | 04/19/1994 |
| 5302331 | Waste treatment process A process for recycling household waste, garbage or trash into useful articles including in one preferred embodiment the steps of collecting the waste material, feeding the waste material into a pulverizer to convert the material to a powdery mass, adding... | 04/12/1994 |
| 5301856 | Sun visor organizer An office organizer comprising writing instruments, a calculator, note pad, a calendar, and so on is mounted on the conventional sun visor of a motor vehicle. The organizer includes a hinged panel permitting it to be swiveled to an open position shielding... | 04/12/1994 |
| 5299588 | Floatable sunshade assembly The combination of a sunshade and a floatable support member or platform for the sunshade for use in swimming pools or the like. In an alternative embodiment, the floatable support member is adapted to serve as a seat for a person whereas in yet still ano... | 04/05/1994 |
