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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 4475022 | Desk accessory system This is a multi-purpose, low-profile desk accessory in which a horizontally oriented flat base sheet is formed with upstanding walls which define a plurality of shallow storage wells, including one for the storage for a roll of tape which is horizontally ... | 10/02/1984 |
| 4455009 | Adjustable vehicle seat mounting device An adjustable seat mounting mechanism is provided between a base part and a seat support part mounted for relative fore and aft movement. An adjustment mechanism is operatively associated between the base part and the seat support part for effecting adjus... | 06/19/1984 |
| 4448625 | Method of making a composite plastic mat An improved floor mat which may be readily folded 180° upon itself. The mat includes a semi-rigid plastic surface with a transversely extending plastic strip laminated into its undersurface. The plastic strip is formed of material relatively more flexibl... | 05/15/1984 |
| 4442162 | Chemical and biological resistant material and method of fabricating same A laminated chemical and biological resistant, flexible material is disclosed, along with a process of fabricating the material. A base fabric of woven construction forms a support layer for the material. A thermoplastic base coat is applied and laminated... | 04/10/1984 |
| 4438858 | Filament wound vessel with improved polar fitting A filament wound pressure vessel is disclosed and has a generally spherical portion including a polar opening defined by a fitting. A composite comprising a plurality of layers of filaments forms part of the thickness of the vessel, with the layers of fil... | 03/27/1984 |
| 4433590 | Anti-backlash nut assembly An anti-backlash nut assembly is disclosed for longitudinal movement along a screw which has an external thread thereon, in response to relative rotational movement between the nut assembly and the screw. The assembly includes a first nut part having an i... | 02/28/1984 |
| 4430632 | Coaxial coupling and locking mechanism A coupling mechanism is disclosed for coaxially connecting a pair of connectable components, such as a pair of transducer assemblies each having a stator. A coupling ring is carried by one stator and engageable with the other for drawing the stators toget... | 02/07/1984 |
| 4428659 | Apparatus and method for removing soluble portions of a coating An apparatus and method in which a coating is wetted with a solvent to initiate dissolution of soluble coating portions and the hydraulic pressure of the solvent at the surface of the coating is repeatedly increased and decreased to assist in the dissolut... | 01/31/1984 |
| 4423757 | Device for forming closable wire spring snaps A device is disclosed for forming closable spring snaps from wire. The device is in the form of a hand tool and includes an elongated solid body having a plurality of pins fixed to and protruding outwardly from the body, in conjunction with a bore through... | 01/03/1984 |
| 4422886 | Surface treatment for aluminum and aluminum alloys A low pH solution and a method for conversion coating aluminum and aluminum alloy surfaces, as well as the coated surfaces themselves, utilizing zirconium, fluoride and nickel and, optionally, fluorophosphate.... | 12/27/1983 |
| 4421145 | Device for forming eyes and loops in wire Two embodiments of devices are disclosed for forming eyelets and/or twists in wire. Both embodiments are self-contained tools and include relatively rotatable outer sleeves and inner cores for completely encapsulating and holding lengths of wire. In one e... | 12/20/1983 |
| 4419327 | Method of scavenging dissolved oxygen in steam generating equipment using ammonia or amine neutralized erythorbic acid A method of scavenging oxygen and passivating metal surfaces in steam generating equipment by treating feedwater with an ammonia or amine neutralized erythorbate form thereof.... | 12/06/1983 |
| 4417506 | Home cooking appliance A home cooking appliance is disclosed having an elongated stir member removably disposed adjacent the bottom of the cooking vessel for automatically mixing and stirring foods being cooked in the appliance.... | 11/29/1983 |
| 4412565 | Wire straightener tool A hand tool is disclosed for straightening wire and includes three elongated rod-like wire straightening members each having a plurality of wire engaging circular ridges spaced longitudinally of the respective straightener member. Link means interconnects... | 11/01/1983 |
| 4406811 | Composition and method for controlling corrosion in aqueous systems A composition and method for controlling corrosion in aqueous systems with multiple metallurgies such as industrial cooling equipment is disclosed. The composition generally includes: (1) a triazole chosen from the group consisting of tolyltriazole and be... | 09/27/1983 |
| 4403452 | Hardware attaching means for panel structures Hardware attaching means is disclosed in the form of a support assembly for attaching hardware to a panel structure. The assembly includes one or more doubler plates adhered to the exterior of the panel structure to distribute hanging and service forces t... | 09/13/1983 |
| 4401242 | Dual delivery hopper discharge apparatus A hopper discharge apparatus for delivering the contents of a hopper from a hopper side port to alternative delivery points directly under and alongside the hopper utilizing a center delivery chute for directing the hopper contents to the delivery point u... | 08/30/1983 |
| 4395836 | Release apparatus for jet-propelled projectiles A projectile release mechanism is disclosed for facilitating launching of a jet-propelled projectile in the form of a spherical spin-stabilized missile. The apparatus includes a projectile support means which includes a rotary portion having a register se... | 08/02/1983 |
| 4391652 | Surface treatment for aluminum and aluminum alloys A low pH solution and a method for conversion coating aluminum and aluminum alloy surfaces, as well as the coated surfaces themselves, utilizing zirconium, fluoride and nickel and, optionally, fluorophosphate.... | 07/05/1983 |
| 4378928 | Molding apparatus This is a molding apparatus designed to mold a plastic tub of circular transverse cross-section and re-entrant shape. Specifically, the tub tapers from its closed bottom to its opened top. The mold core is, therefore, collapsed radially to permit extracti... | 04/05/1983 |
| 4374964 | Method of preparing high molecular weight polyamines An improved process for synthesizing high molecular weight polyamines utilizing a self-limiting neutralizing agent to maintain a generally constant alkaline ph over the course of the synthesis reaction, and the improved high molecular weight polyamines pr... | 02/22/1983 |
| 4369894 | Filament wound vessels A filament wound pressure vessel is disclosed and has a spherical shape including a polar opening with a fitting disposed in the opening and protruding therefrom. A plurality of layers of filaments are wound about the polar fitting. Each layer comprises a... | 01/25/1983 |
| 4341241 | Position indicating valve means A position indicating valve is disclosed and includes a housing, a valve port through the housing, and a valve member mounted on the housing for movement toward and away from the valve port. An electrically conductive valve seat is disposed about the valv... | 07/27/1982 |
| 4329422 | Post-exposure treating solution for photosensitive graphic arts articles A desensitizing solution and process for using the solution are disclosed to desensitize a diazo photosensitive printing plate after development. The solution comprises a water soluble desensitizing agent capable of reacting with any residual photosensiti... | 05/11/1982 |
| 4324138 | Method of and apparatus and system for determining temperature conditions A method of and apparatus and system for determining temperature conditions within an environment is disclosed. The method includes utilization of one or more transducers disposed within the environment. One or more of the transducers are selectively scan... | 04/13/1982 |
| 4320835 | Desk accessory system This is a multi-purpose, low-profile desk accessory in which a horizontally oriented flat base sheet is formed with upstanding walls which define a plurality of shallow storage wells, including one for the storage for a roll of tape which is horizontally ... | 03/23/1982 |
| 4311049 | Thermometer A thermometer is disclosed comprising a housing with a lens member and a sensing sleeve extending from the lens member. The lens member is configured to define an enclosed chamber in which a temperature indicating means is disposed. The temperature indica... | 01/19/1982 |
| 4274923 | Air pollution control method and apparatus for the extrusion and quenching of coke Method and apparatus for extruding incandescent coke from a coke oven and for quenching the coke prior to transport thereof from the point where extruded. The method and apparatus include enhanced air pollutant emission control characteristics. The appara... | 06/23/1981 |
| 4273733 | Apparatus for cooling fluids This invention relates to an apparatus for maintaining the desired temperature of a fluid, or more specifically, to reducing the temperature of the fluid to a desired level. The apparatus generally relates to one including a heat exchange coil through whi... | 06/16/1981 |
| 4269717 | Boiler additives for oxygen scavenging A method of removing dissolved oxygen from boiler water which comprises adding to the water an oxygen scavenging amount of carbohydrazide.... | 05/26/1981 |
| 4263958 | Tire mounting, bead seating and inflation apparatus and method of use Tire mounting, bead seating and inflation apparatus and the method for use thereof for mounting and inflating tubeless tires on a vehicle wheel is provided. The apparatus for seating the tire beads comprises an annular orifice structure having orifice mea... | 04/28/1981 |
| 4261267 | Furnace door The improved furnace of this invention may be used to produce heat by the burning of wood or other combustible matter. The furnace has a combustion chamber with a generally vertical axis and a chamber access door for loading combustible matter into the fu... | 04/14/1981 |
| 4250667 | Device for supporting a crankshaft having four crankpins on a grinding machine The device comprises two rotary carrier-plates each fitted with a carriage which is equipped with a chuck for gripping one end of a crankshaft and which is adapted to move on a diametral guide of the carrier-plate. The plane of the axes of the crankpins i... | 02/17/1981 |
| 4244747 | Modified asphalt paving compositions A modified asphalt cement including manganese chloride (MnCl2) dispersed throughout the asphalt cement. A paving composition including the above material forming a binder for aggregate used for paving roads or the like.... | 01/13/1981 |
| 4234346 | High strength modified asphalt paving composition A paving composition formed of aggregate mixed with substantially unblown asphalt cement (neither emulsified nor cut-back) including a soluble organic-manganese compound either alone or in combination with organic-cobalt or organic-copper compounds for im... | 11/18/1980 |
| 4233391 | Water developable photopolymerizable compositions containing phosphine activators and saponified polyvinyl acetate A photopolymerizable composition and photosensitive elements produced therefrom are disclosed. The photopolymerizable composition includes: (a) a monomer component, (b) a polymer component, (c) a photopolymerization initiator, and (d) an activator. The mo... | 11/11/1980 |
| 4217897 | Expandable syringe and means for storing chemical agents for use therewith An expandable syringe comprising an elastic bag having an opening through which liquid may pass and a nozzle having a tubular body defining a central passageway and a tip on an end thereof. The nozzle is provided with at least one peripheral port in fluid... | 08/19/1980 |
| 4214351 | Snap-on clamp A snap-on clamp is disclosed for securely fastening one object to another, such as fastening a flexible hose about a pipe, a nipple, or the like, and includes an open-ended, substantially annular band having a pair of opposed, interlockable members dispos... | 07/29/1980 |
| 4133313 | Expandable syringe An expandable syringe comprising an elastic bag having an opening through which liquid may pass and a nozzle having a tubular body defining a central passageway and a tip on an end thereof. The nozzle is provided with at least one peripheral port in fluid... | 01/09/1979 |
