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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 |
| 7488518 | Method and device for curing a coating In order to provide a process for curing a coating, in particular a radiation-curable coating, on a work piece, which allows coatings even on difficult to access regions of a three-dimensional work piece to be cured in a simple manner, it is proposed that the work p... | 02/10/2009 |
| 7410675 | Transparent, biaxially orientated polyolefinic film with improved bonding properties The invention relates to the use of a polyolefinic film, with at least one layer, which is made from polyolefinic polymers, whereby said polyolefinic film comprises a bonding layer as outer layer. Said bonding layer contains at least 50 wt. % based on the weight of ... | 08/12/2008 |
| 7387836 | Aziridine compounds and their use in medical devices There are disclosed novel uses of aziridine compounds. The aziridine compounds can be formed into films by plasma deposition on a wide variety of substrates. The films prevent biofouling, impart biocompatible or antithrombotic properties, and can immobilize therapeu... | 06/17/2008 |
| 7361387 | Plasma enhanced pulsed layer deposition A process system and a deposition method for depositing a highly controlled layered film on a workpiece is disclosed. The basic component of the apparatus is a pulsing plasma source that is capable of either exciting or not-exciting a first precursor. The pulsing pl... | 04/22/2008 |
| 7354625 | Gas barrier film The invention provides a gas barrier film having a support including a hydrophilic surface or a non-ionic hydrophobic surface on which a graft polymer chain having a polar group is present, and an inorganic thin film formed on the surface. ... | 04/08/2008 |
| 7354629 | Method of forming a protective film and a magnetic recording medium having a protective film formed by the method A method of forming a protective film that restrains gas adsorption while preserving durability and corrosion resistance of a plasma CVD carbon film is disclosed. A protective film of a slide-resistant member is deposited by means of a plasma CVD method using a raw ... | 04/08/2008 |
| 7318590 | Pattern adhesive seal products and method of production The present invention is drawn to a method of making a sealing product, by a) selecting an a sealing material of an optimum film, mat or multi-well plate surface material for a specific sealing application; b) treating the sealing material; and c) directly coating t... | 01/15/2008 |
| 7311970 | Medical device having surface modification with superoxide dismutase mimic A medical device comprising a substrate having a plasma polymerized functionality bonded to at least a portion of the substrate. A superoxide dismutase mimic agent having a complimentary functional group to the plasma polymerized functionality is bonded to the porti... | 12/25/2007 |
| 7309503 | Methods for the preparation of concentrated aqueous bromine solutions and high activity bromine-containing solids The invention includes convenient methods of preparing: (1) highly concentrated liquid bromine-containing biocidal solutions, (2) highly concentrated mixed halogen liquid bromine and chlorine-containing biocidal solutions, and (3) high-activity bromine-containing bi... | 12/18/2007 |
| 7303923 | Biochemical and immunochemical assay device We describe an assay device which comprises (a) a substrate comprising: (i) a porous material capable of chromatographically transporting a liquid and (ii) one or more test reagents for an assay provided on the porous material; and (b) a water-impermeable coating po... | 12/04/2007 |
| 7294357 | Plasma coated sutures Suture filaments coated by a plasma polymerization process exhibit a good balance of knot run down and knot security characteristics, superior tissue drag characteristics, and improved fray resistance. ... | 11/13/2007 |
| 7238240 | Method of applying hydrocarbon barrier to a plastic fuel tank The subject invention relates to a method of applying the hydrocarbon barrier inside plastic fuel tanks. The plastic fuel tanks are supported on a carrier in an upright position for movement in a loop through inverted positions. While upright, hot and dry air treats... | 07/03/2007 |
| 7232776 | Surface material for an automobile internal trim panel and automobile internal trim panel Disclosed is a surface material for an automobile internal trim panel consisting of a fiber sheet, wherein the fiber sheet contains an oil repellent and substantially consists of non-water absorbent fibers; an oil repellency of at least one surface of the surface ma... | 06/19/2007 |
| 7229771 | Polyethylene glycol-derivatized biomolecules and their use in heterogeneous detection methods The use of polyalkylene oxide modified reagents is disclosed in a method for the detection of an analyte or in suitable reagent kits for such methods. ... | 06/12/2007 |
| 7220810 | Polymer film and method for producing the same A polymer film having a low dielectric constant is produced polymerizing a raw material gas containing a compound of the formula (1): wherein PCA represents a polycycloaliphatic hydrocarbon group, ALK represents ... | 05/22/2007 |
| 7220460 | Thin film forming method, optical film, polarizing film and image display method A method of forming a layer or layers are disclosed which comprises the steps of transporting a substrate having a first surface and a second surface on the side opposite the first surface to a gap formed between a first electrode and a second electrode opposing eac... | 05/22/2007 |
| 7175900 | Reinforced pad and method of making A cushioning and positioning pad has a body formed from superposed layers of resiliently compressible foam material and a reinforcing sheet embedded between adjacent layers. The reinforcing sheet is of such stiffness as to resist contraction along its length and wid... | 02/13/2007 |
| 7138187 | Polyvinyl alcohol-based film exhibiting improved adhesion Modifications to the surface of polyvinyl alcohol-based films are disclosed that result in improved adhesion to optical materials. Specifically, the surface chemistry of the polyvinyl alcohol-based film is altered to include fluorine bonds, which surprisingly improv... | 11/21/2006 |
| 7076939 | Method of making furniture with synthetic woven material An article of furniture is made from elongated polymer filaments. The polymer filaments may be monofilaments or plural filaments which are twisted together and heat set to prevent their untwisting during the subsequent weaving process. The heat setting of the polyme... | 07/18/2006 |
| 7011877 | Method for treating an optical disc layer to improve adhesion properties A method of improving the ability of plastic layers of a multi-layered optical disc to bond to adhesive materials includes exposing the plastic layers to a plurality of ions. In one embodiment, one side of a plastic layer of a multi-layered optical disc is exposed t... | 03/14/2006 |
| 6968236 | Ceramic cardiac electrodes A cardiac electrode termination pair system that is particularly compatible with Magnetic Resonance Imaging (MRI) procedures. The electrodes include tip and ring electrodes made of a body-compatible ceramic on which is applied via electroplating, sputtered or the li... | 11/22/2005 |
| 6956098 | High modulus polyimide compositions useful as dielectric substrates for electronics applications, and methods relating thereto The substrates of the present invention comprise a polyimide base polymer derived at least in part from collinear monomers together with crankshaft monomers. The resulting polyimide material has been found to provide advantageous properties, particularly for electro... | 10/18/2005 |
| 6918676 | Object which has optical layers The invention relates to a process for producing an object which has optical layers. According to the invention such a process comprises the following process steps: To a substrate of plastic material several optical layers are applied; the optical layers are applie... | 07/19/2005 |
| 6913823 | Process for the preparation of water repellent materials made of acrylic fiber A process for the preparation of water repellent acrylic fiber materials which includes (a) a first step in which the material is subjected to plasma treatment in the presence of a reactive gas or a mixture thereof with a noble gas; and (b) a second step in which th... | 07/05/2005 |
| 6878419 | Plasma treatment of porous materials The application discloses methods of plasma treatment that employ an ion sheath in a capacitively-coupled system to increase the hydrophilicity of porous articles, including microporous articles having pore sizes of 0.05 to 1.5 micrometers, both on their surfaces an... | 04/12/2005 |
| 6878418 | Method for making zone-bonded lubricant layer for magnetic hard discs A system and method for improving the durability and reliability of recording media used in hard drives is disclosed. A protective overcoat made by depositing a diamond like carbon (DLC) layer over a magnetic layer and then depleting a portion of the DLC protective ... | 04/12/2005 |
| 6861087 | Preparation method of biodegradable porous polymer scaffolds having an improved cell compatibility for tissue engineering A method for modifying surface of biodegradable porous polymer scaffold for tissue engineering using a low temperature plasma discharge apparatus, and particularly, a method for inducing the biodegradable porous polymer scaffold to be hydrophilic by graft polymerizi... | 03/01/2005 |
| 6841201 | Apparatus and method for treating a workpiece using plasma generated from microwave radiation An apparatus and method that generates plasma using a microwave radiation supply. The plasma is used to treat a surface of a workpiece at approximately atmospheric pressure. Plasma excites a working gas to create an excited gaseous species without degradation from u... | 01/11/2005 |
| 6812167 | Method for improving adhesion between dielectric material layers This invention provides a method to improve the adhesion between dielectric material layers at the interface thereof, during the manufacture of a semiconductor device. The first step is to form a SiC-based dielectric material layer over a substrate. The SiC-based di... | 11/02/2004 |
| 6793960 | Medical device having surface modification with superoxide dismutase mimic A medical device comprising a substrate having a plasma polymerized functionally bonded to at least a portion of the substrate. A superoxide dismutase mimic agent having a complimentary functional group to the plasma polymerized functionality is bonded to the portio... | 09/21/2004 |
| 6787179 | Sterilization of bioactive coatings The invention provides a method for single-step surface modification, grafting and sterilization for bio-active coating on materials and biomaterials used in medical devices, such as catheters, tissue engineering scaffolds, or drug delivery carrier materials. This m... | 09/07/2004 |
| 6777458 | Method for producing scratch-resistant coatings A process for producing scratch-resistant coatings, encompassing the following steps: applying at least one UV-curable coating composition to at least one surface of an article to be coated, said coating composition comprising at least one polymer and/or olig... | 08/17/2004 |
| 6709714 | Method and apparatus of producing high-density polyidimide (HPI) film The present invention relates to a method of producing high-density polyidimide (HPI) films and its production equipment. The production equipment comprises a raw material supplying means, a vacuum cavity, an energy supplier, a clad laminator, and a baked solidified... | 03/23/2004 |
| 6709718 | Porous plasma treated sheet material A method is provided for surface treating a porous sheet material. The surface treatment involves contacting at least one porous surface of the film with plasma at atmospheric pressure and a plasma generating electrode frequency of greater than 1 MHz. This method pr... | 03/23/2004 |
| 6692834 | Method for coating implantable devices Coating an implantable device, such as micro electromechanical devices, is highly desirable to protect the implantable device from corrosion. A coating method includes depositing, preferably by plasma glow discharge, a reactant monomer on at least one sur... | 02/17/2004 |
| 6673440 | Subcutaneous injection set tubing with solvent bonding The infusion set comprises of a connecting tube of polyethylene which is treated to form a wetable surface or treated with a primer and then bonded to a PVC hub by using solvent adhesive to solvent bond the low density polyethylene tubing or Teflon tubing... | 01/06/2004 |
| 6649222 | Modulated plasma glow discharge treatments for making superhydrophobic substrates A method for treating substrates including the steps of: providing a substrate; exposing said substrate to a plasma glow discharge in the presence of a fluorocarbon gas; maintaining said gas at a pressure between about 50 mTorr and about 400 mTorr;... | 11/18/2003 |
| 6642300 | Filler for crosslinkable elastomer and crosslinkable elastomer composition containing the same To provide the filler which is added to a composition for a sealing member, etc. for sealing of semi-conductor production equipment being apt to be damaged greatly by mixing of a foreign matter and is small in a change in weight in either of the oxygen pl... | 11/04/2003 |
| 6599584 | Barrier coated plastic containers and coating methods therefor Methods and systems are provided for making a coated plastic container, such as for packaged beverages, possessing a gas barrier and having enhanced resistance to loss in barrier due to handling abuses expansion of walls of the container. The system compr... | 07/29/2003 |
| 6596346 | Silicone elastomer stamp with hydrophilic surfaces and method of making same A method for fabricating silicone elastomer stamps with hydrophilic surfaces is provided. The concept of polymer grafting is used to produce the stamps. The stamps thus produced have the great advantage that grafting of a thin hydrophilic polymer on a hyd... | 07/22/2003 |
