Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 5537315 | Method and apparatus for issuing insurance from kiosk A method and system in a data processing system for automatically associating a user's signature with a document. The data processing system includes a touchscreen display, a central processing unit, a data storage system, at least one document stored wit... | 07/16/1996 |
| 5531427 | Metallic fence system A metallic fence system (10) provides an easily constructed, durable and adaptable system using metal posts (12), cross-pieces (14) between the posts and pickets (20, 30, 40, 50, 60, 70) attached to the cross-pieces (14). Each picket can be either fixed i... | 07/02/1996 |
| 5531159 | Pull-out drop down shelf structure A pull-out drop down grocery shelf structure has slotted sliding brackets and stationary brackets. A shelf is fixed at each side to a sliding bracket which is slidingly supported on a stationary bracket. The stationary brackets project outwardly from wail... | 07/02/1996 |
| 5526845 | Valve cartridge The present valve cartridge allows for the mixing of a first and second fluid flow. The cartridge (100) is formed by a shaft (102) slidably engaged in a sleeve (104). A gasket (106) surrounds the sleeve at one end. The sleeve has a first and second input ... | 06/18/1996 |
| 5526514 | Method for circuit verification and multi-level circuit optimization based on structural implications A method for verifies that two integrated circuits are functionally equivalent by extracting equivalencies between internal nodes of the two circuits. Values are assigned to internal nodes in the first circuit and the effects of the assignments are determ... | 06/11/1996 |
| 5522397 | Method of and apparatus for monitoring lung function A method of measuring lung function in a subject includes connecting a pneumotach in series with the subject's airway and taking pressure readings upstream and downstream of a fixed resistance element in the pneumotach. Second pressure readings are taken ... | 06/04/1996 |
| 5513963 | Direct action fluid motor and injection pump A direct action fluid motor and injection pump is disclosed which injects small quantities of a second fluid into a primary fluid stream. A housing has an inlet and an outlet connected to a primary fluid conduit. The housing contains a stepped piston whic... | 05/07/1996 |
| 5509480 | Chemical cutter and method for high temperature tubular goods Chemical cutting processes and tools for use in a well bore useful in the cutting of high strength and corrosion-resistant downhole tubular goods. The cutting tool has an elongated tool body comprising a chemical section and a cutting section having a plu... | 04/23/1996 |
| 5499622 | Afterburner system and process Process and system for the operation of a fireplace or the like in which combustion products including pollutant gases and entrained particulate materials are treated to substantially reduce pollutant levels. The combustion products are passed through a c... | 03/19/1996 |
| 5495941 | Dual compartment sterilizable waste containment unit A reusable dual compartment sterilizable waste containment unit has a rigid walled container divided into a large soft waste cavity and a smaller sharp waste compartment in a single unitary container. The mouths of the cavity and the compartment are locat... | 03/05/1996 |
| 5491915 | Locking pin apparatus A locking pin (100) for use captively retaining a tooth (14) on an adapter portion (12) of an excavating tooth and adapter assembly has a primary wedge member (110) with an integral spring (120) extending upward from the member's distal end (116). A first... | 02/20/1996 |
| 5490449 | Temperature controller for cooking appliance In accordance with the present invention a cooking appliance 10 is disclosed comprising heating element 14 in thermal communication with a cooking medium 12 for cooking food, temperature sensing element 18 for detecting a cooking medium temperature and co... | 02/13/1996 |
| 5490528 | Fitted hair towel A fitted hair towel (1) for drying hair naturally, thereby avoiding the damaging effects associated with typical electric heat drying apparatus. The fitted hair towel (1) is adapted to fit securely on the head so that it can be worn during any activity un... | 02/13/1996 |
| 5483929 | Reciprocating valve actuator device A valve activation device having a linear reciprocating cam shaft having longitudinally extending cam grooves that are engaged by captive cam followers which oscillate up and down in response to sideways reciprocation of the camshaft for activating intake... | 01/16/1996 |
| 5483924 | Device for training a bird in a cage A device that automatically repeats a prerecorded message for training a bird to mimic the message. The device is sized such that it may be attached to a bird cage by adjustable clips. The device electronically records and stores a message spoken by the u... | 01/16/1996 |
| 5483746 | Hand operated channel notching tool and method of notching A hand operated slot-forming tool has an elongated nose portion having a mechanically advantaged dual edge cutting blade which is pivotally mounted over a slotted dual element anvil blade having shearing edges which work in opposition to the dual edges of... | 01/16/1996 |
| 5472499 | Lightweight cementitious formulations and processes A lightweight cementitious composition comprising a dry mixture of a hydraulic cement component and a lightweight aggregate component of about 75 ppcf or less and a process involving mixing with water to produce a slurry containing at least 4 volume perce... | 12/05/1995 |
| 5472113 | Automatic pill dispensing apparatus An automatic pill dispensing apparatus is provided having a plurality of cartri An au Vb pV:support in guide slots within a housing. The apparatus is integrated with a microprocessor operating according to an algorithm, which receives, stores and processe... | 12/05/1995 |
| 5470514 | Injection molding method for a shot of determined mass A non-return valve (10) primarily for use with an injection molding machine utilizes a frame (12) which surrounds a first bore (34) and a second bore (32). The second bore (32) is accessed by inlets (30). Outlet passages (40) are located downstream of sai... | 11/28/1995 |
| 5469572 | Post compile optimizer for linkable object code A system for processing a complete object code data set, to be linked into an executable program. The system features means for facilitating optimization analysis based upon the complete object code data set and also means for modifying the object code da... | 11/21/1995 |
| 5465040 | Three phase power factor correction device and method In one form of the invention, a method for improving power factor in a multiple phase power distribution system coupled to a load is disclosed, comprising the steps of (a) sensing an actual voltage of each of the multiple phases, (b) sensing an actual cur... | 11/07/1995 |
| 5441465 | Flying ballet barre A flying ballet barre assembly is mounted across the width of a room and supported by a lifting system capable of moving the entire ballet barre vertically between a position of use near the floor and a storage position near the ceiling. Opposite ends of ... | 08/15/1995 |
| 5437906 | Sanitary toilet seat covers A toilet seat cover adapted to substantially enclose a toilet seat is disclosed which allows a user to quickly and easily expose a sanitary surface. The toilet seat cover comprises a base slip cover to conform to the shape and size of a toilet seat thereb... | 08/01/1995 |
| 5434585 | Microwave antenna having a ground isolated feedhorn A microwave antenna has a circular wave guide feedhorn mounted above a reflector. An electrically insulating sleeve fits around the outer diameter of circular wave guide. A scalar ring is secured to the insulating sleeve. The sleeve isolates the ground of... | 07/18/1995 |
| 5425457 | Document mailbox device The present invention relates to a document storage device which allows for temporary and secure storage of a number of documents upon their exit from a document processor. The device (10) is comprised of a document stack system (12), a retrieval system (... | 06/20/1995 |
| 5423758 | Retractable fluid collection device A permanently automatically retractable fluid collecting device has an elongated outer protective tube member having a front end with a port and a coaxial telescoping plunger having a forward end for frictionally engaging a needle holder for a canula need... | 06/13/1995 |
| 5420171 | UV curable temporary solder mask A UV curable organic solvent soluble, aqueous nonalkaline soluble and peelable temporary solder mask composition to be applied to a surface to be protected, having a reactive diluent monomer capable of polymerization upon exposure to ultraviolet light and... | 05/30/1995 |
| 5419444 | Low profile push-back rack assembly A three-deep low profile push-back rack maximizes head space in a vertically stacked series of storage bays. A first pair of tracks extends longitudinally through the bays supported by the rack. The middle bay contains a second pair of tracks parallel to ... | 05/30/1995 |
| 5404279 | Flip-open decorative hidden light trim assembly A permanent lighting trim assembly features linearly interconnected trim members having a hollow body containing lights and an openable reflective cover member which permits the lights to be displayed at the appropriate season. The lights are protected du... | 04/04/1995 |
| 5400822 | Valve cartridge The present valve cartridge allows for the mixing of a first and second fluid flow. The cartridge (100) is formed by a shaft (102) slidably engaged in a sleeve (104). A gasket (106) surrounds the sleeve at one end. The sleeve has a first and second input ... | 03/28/1995 |
| 5397103 | Tank lifting methods Large storage tanks are lifted by means of pressurized bags and support members. Tanks may easily and quickly be lifted for inspection, repair and reconstruction. Lifting the tank allows for visual inspection under the tank for corrosion to prevent leakag... | 03/14/1995 |
| 5394833 | Animal waste disposal apparatus An animal waste disposal apparatus that consists of two cooperating hoppers on a supporting frame separated by an angled screen member so that animal waste is automatically separated from litter material when the apparatus is inverted by rotation. The ani... | 03/07/1995 |
| 5389076 | Single use medical device with retraction mechanism A single use retractable syringe has three main parts which are coaxially arranged. An outer barrel is fitted with a slidable plunger and an elongated needle rod is carried within the plunger and biased for retraction. In the unretracted position of the n... | 02/14/1995 |
| 5385551 | Nonreusable medical device with front retraction A nonreusable medical device has a needle for injecting or collecting fluid which is retractable by depression of a plunger slidingly mounted in the medical device. A front-mounted retraction mechanism has a needle holder connected to the needle. The need... | 01/31/1995 |
| 5385328 | Control valve The present invention refers to a control valve provided with a valve closure member (5) for closing and opening a valve opening. The valve closure member (5) has attached thereto a piston (11), which is arranged such that it is movable within a housing (... | 01/31/1995 |
| 5368579 | Perfusion controlled guiding catheter apparatus and method A guiding catheter used for coronary angioplasty procedures includes an plurality of ports in the wall of the guiding catheter. A moveable member is disposed in the lumen or wall of the guiding catheter and is selectively movable between a first position ... | 11/29/1994 |
| 5361520 | Locking pin apparatus A locking pin (100) for use captively retaining a tooth (14) on an adapter portion (12) of an excavating tooth and adapter assembly has a primary wedge member (110) with an integral spring (120) extending upward from the member's distal end (116). A first... | 11/08/1994 |
| 5360338 | Portable sterilizable water supply for dental appliances A compact sterilizable unit has a control box containing internal water and air supply networks and a sterilizable water supply bottle, dental handpiece and dental syringe removably connected to the control box by specially adapted connector fittings. The... | 11/01/1994 |
| 5360310 | Container handling apparatus for a refuse collection vehicle A mechanized container handling system on a motorized refuse collection vehicle includes a horizontally extensible and retractable support structure having an outer end on which a container grasping assembly is carried, and a container elevating and dumpi... | 11/01/1994 |
| 5360258 | Portable single and multiple unit baby support seat A single, dual or multiple portable baby support seat is made from mostly interchangeable components of commonly available and inexpensive materials. A frame is formed from two or more spaced apart upright frame members in side-by-side arrangement, the fr... | 11/01/1994 |
