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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 |
| 7140105 | Method of fabricating a notched electrical test probe tip A method of fabricating a notched electrical test probe tip preferably includes the first step of providing an elongate electrically conductive blank having a longitudinal planar axis, a first end, and a second end opposite the first end. Preferably, the next step i... | 11/28/2006 |
| 7070878 | Multi-layered oxygen electrode with peroxide decomposition catalyst A layered oxygen electrode incorporating a peroxide decomposition catalyst. The design of the oxygen electrode promotes oxygen dissociation and absorption within the oxygen electrode. The oxygen electrode has differing layers of hydrophobicity which allow chemical i... | 07/04/2006 |
| 7022287 | Single particle electrochemical sensors and methods of utilization The present invention discloses an electrochemical device for detecting single particles, and methods for using such a device to achieve high sensitivity for detecting particles such as bacteria, viruses, aggregates, immuno-complexes, molecules, or ionic species. Th... | 04/04/2006 |
| 6835489 | Double layer oxygen electrode and method of making A double layered oxygen electrode impregnated with an active catalyst material and method of making. The design of the oxygen electrode promotes oxygen dissociation and absorption within the oxygen electrode. The oxygen electrode has differing layers of hydrophobici... | 12/28/2004 |
| 6733639 | Electrode The invention relates to a gas diffusion electrode (1) comprising a hydrophobic gas diffusion layer (3b), a reaction layer (3a), and a hydrophilic layer (5) arranged in the mentioned order wherein the reaction layer (3 | 05/11/2004 |
| 6436259 | Mercury selective electrode The present invention is an apparatus for laboratory and field use in detecting and measuring Hg+ and Hg2+ in sample. A selective mercury binding agent, such as a chelating agent or clathrating agent, is covalently bound in a copolym... | 08/20/2002 |
| 6365018 | Surface coated non-carbon metal-based anodes for aluminium production cells A non-carbon, metal-based, high temperature resistant, electrically conductive and electrochemically active anode of an aluminum production cell has a metal-based substrate having an adherent coating applied prior to its immersion into the electrolyte and... | 04/02/2002 |
| 6319293 | Membrane electrode assembly A membrane electrode assembly is provided comprising an ion conducting membrane and one or more electrode layers that comprise nanostructured elements, wherein the nanostructured elements are in incomplete contact with the ion conducting membrane. This in... | 11/20/2001 |
| 6277510 | Porous electrode used for conductive material-filled polymer composite The present invention provides a porous electrode used for a conductive material-filled polymer composite. At least one surface of the porous electrode is an open porous structure, which includes a plurality of macropores and micropores randomly distribut... | 08/21/2001 |
| 5955215 | Bipolar electrode-electrolyte unit A bipolar electrode-electrolyte unit for an electrochemical cell includes a barrier layer, at least two carrier layers and at least two active layers, and an electrolyte. The active layers comprise an electroactive material with low resistance and high ca... | 09/21/1999 |
| 5942096 | Method and apparatus for electro-depositing a metal or alloy coating onto one or both sides of a metal strip An apparatus and method for electro-depositing of a material on at least one side of a metal strip. The apparatus includes at least one casing having a first container section adapted to store under pressure a liquid including the material, a second conta... | 08/24/1999 |
| 5733424 | Electrode with plate-shaped electrode carrier An electrode for an electrochemical cell used in strip coating systems for continuous metal sheets has a plate-shaped electrode carrier, to which activated electrode components are connected mechanically in a detachable manner. The electrode carrier conta... | 03/31/1998 |
| 5665212 | Flexible, conducting plastic electrode and process for its preparation Conducting plastic electrodes and methods of preparing such electrodes are disclosed. The electrodes comprise a thermo-plastic polymer, an elastomeric polymer, and a conductive filler material.... | 09/09/1997 |
| 5645930 | Durable electrode coatings Durable electrolytic cell electrodes having low hydrogen overpotential and performance stability. A highly porous electrocatalytic primary phase and an outer, secondary phase reinforcement coating are provided on an electrically conducting transition meta... | 07/08/1997 |
| 5607563 | System for electrolysis An electrolytic cell and system for electrolysizing and/or heating a liquid electrolyte containing water having a conductive salt in solution flowing through the cell. The electrolytic cell includes a non-conductive housing having an inlet and an outlet a... | 03/04/1997 |
| 5552027 | Working electrode for electrochemical enzymatic sensor systems A working electrode or an electrochemical-enzymatic sensor system has a metallic base body which is provided with a thin layer of amorphous hydrogenated carbon (a-C:H).... | 09/03/1996 |
| 5536379 | Gas diffusion electrode A gas diffusion electrode comprising a water permeable gas diffusion and reaction layer and a porous and electrically conductive electrode current collector having a water repellency bonded to the gas diffusion and reaction layer.... | 07/16/1996 |
| 5464519 | Refurbished electrode having an inner plate and outer envelope electrode Electrodes in plate form can be electrocatalytically coated and secured to a current distributor, such as by welding to a base plate, and may be serviceable, e.g., as anodes, in cells electrolyzing brine. Recoating of plate electrodes can require removal ... | 11/07/1995 |
| 5407550 | Electrode structure for ozone production and process for producing the same Disclosed is an electrode structure for ozone production which comprises a perfluorocarbon sulfonic acid-based ion-exchange membrane as a solid electrolyte and an anode placed on one side of the solid electrolyte and having a lead oxide as an electrode ca... | 04/18/1995 |
| 5248401 | Electrodes An electrode for use in electrochemical ion exchange comprises an electrically conducting element covered by at least two layers of ion exchange material. The material in one layer differs in its electrical, chemical, or ion exchange properties from that ... | 09/28/1993 |
| 5108573 | Morphology in electrochemically grown conducting polymer films A conducting polymer film with an improved space filling is formed on a metal electrode surface. A self-assembling monolayer is formed directly on the metal surface where the monolayer has a first functional group that binds to the metal surface and a sec... | 04/28/1992 |
| 5055171 | Ionic semiconductor materials and applications thereof An electrode comprising: metallic electrode material; and a nonporous solid composite material encapsulating the electrode material, the composite material comprising an inert matrix material having hydrogel substantially uniformly dispersed therein, the ... | 10/08/1991 |
| 4964966 | Electrode and construction thereof An electrode comprising a first structure of a low conductivity non-metallic material spaced from a second structure of a high conductivity material which acts as a current distributor to the first structure, and a low melting metal or alloy of bismuth be... | 10/23/1990 |
| 4957612 | Electrodes for use in electrochemical processes Electrodes for electrochemical processes, especially anodes for the cathodic protection of metal substrates, e.g. reinforcing bars in concrete, comprise a conductive core which acts as a current-distributing member, an outer member which provides an elect... | 09/18/1990 |
| 4946570 | Ceramic coated strip anode for cathodic protection An elongated anode, comprising an electrically conductive ceramic material coated on a valve metal substrate, is secured in a correspondingly elongated groove which extends longitudinally in a shield of electrically non-conductive material. The shield has... | 08/07/1990 |
| 4927514 | Platinum black air cathode, method of operating same, and layered gas diffusion electrode of improved inter-layer bonding A platinum black air cathode has an active layer and a support layer. The active layer comprises platinum black plus hydrophobic binder, typically a fluorinated polymer. The support layer may be made up from carbon black bound with a halopolymer binding a... | 05/22/1990 |
| 4746415 | Electrode An electrode which comprises a wall of plastics material, an electrically-conductive electrode surface on one side of the wall and displaced therefrom, an electrically-conductive electrode surface on the opposite side of the wall and displaced therefrom, at le... | 05/24/1988 |
| 4619754 | Chemically modified electrodes and their uses An electrically conducting solid electrode having a surface on which a nitrogen-containing electron mediator and a strong acidic cation exchange resin containing aromatic groups are immobilized is disclosed along with methods for producing this electrode ... | 10/28/1986 |
| 4574037 | Vertical type electrolytic cell and electrolytic process using the same Disclosed is a vertical type electrolytic cell partitioned by an ion exchange membrane into an anode compartment and a cathode compartment, the cathode compartment being divided by a non-perforated cathode plate into a cathode gas generation room and a ca... | 03/04/1986 |
| 4568568 | Cathode for electrolyzing acid solutions and process for producing the same A cathode for electrolyzing acid solutions which comprises an electrically conductive metal substrate, a spray coated layer of a cathode active material containing tungsten, tungsten carbide or a mixture thereof in an amount of 10% by weight or more on th... | 02/04/1986 |
| 4563261 | Gas diffusion electrode with a hydrophilic covering layer, and process for its production A gas diffusion electrode for the reduction of oxygen, which contains a hydrophobic electro-catalyst layer, is described. One side of this layer is covered with a hydrophilic layer which is composed of at least one transition metal or an oxide or mixed ox... | 01/07/1986 |
| 4547278 | Cathode for hydrogen evolution A cathode for hydrogen evolution comprising a substrate stable in aqueous alkaline media having on the surface thereof a coating of particles of an ABN intermetallic, and optionally particles of a metal inert in the electrolyte, e.g., nickel, a... | 10/15/1985 |
| 4536259 | Cathode having high durability and low hydrogen overvoltage and process for the production thereof A cathode having high durability and low hydrogen overvoltage comprising an electrode substrate and an alloy layer formed thereon, characterized in that said alloy layer is made of an alloy comprising Component X selected from the group consisting of nick... | 08/20/1985 |
| 4533453 | Ion exchange membrane electrolytic cell An ion exchange membrane electrolytic cell comprises an anode, a cathode, an anode compartment and a cathode compartment partitioned by an ion exchange membrane. A gas and liquid permeable porous non-electrode layer composed of non-oxide ceramics particle... | 08/06/1985 |
| 4500405 | Cathode for electrolyzing acid solutions and process for producing the same A cathode for electrolyzing acid solutions which comprises an electrically conductive metal substrate, a spray coated layer of a cathode active material containing tungsten, tungsten carbide or a mixture thereof in an amount of 10% by weight or more on th... | 02/19/1985 |
| 4484996 | Cathode for use in electrolytic processing solution A cathode adapted for use in electrochemical processing for surface treatment of metal products in an electrolytic bath; the cathode is constructed from a core of copper or aluminum or combinations thereof, which core is clad with stainless steel. This ca... | 11/27/1984 |
| 4476003 | Chemical anchoring of organic conducting polymers to semiconducting surfaces According to the present invention, an improved method of coating electrodes with conductive polymer films and/or preselected catalysts is provided. The charge-conductive polymer is covalently or coordinatively attached to the electrode surface to strengt... | 10/09/1984 |
| 4472257 | Electrode for electrochemical processes and process for producing same An electrode for electrochemical processes comprising a graphite base having, in its pores, metals or compounds of metals possessing electrocatalytical properties and being in an electric contact with graphite; an electrochemically inert organic compound ... | 09/18/1984 |
| 4468312 | Reticulate electrode for electrolytic cells An improved reticulate electrode is produced by coating only one surface with a hydrophobic coating agent. Suitable hydrophobic coating agents includes thermoplastic polymers such as polyolefins, polyhalo-olefins, polyarylene sulfides and sulfone polymers... | 08/28/1984 |
| 4435267 | Gas percolation barrier for gas fed electrode A porous gas fed electrode adapted to operate in a large capacity cell with a stable three phase interface in the electrode thereby avoiding the problems of gas percolation can be readily achieved in a simple and inexpensive manner by applying a porous hy... | 03/06/1984 |
