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Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.

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Class 427/2.13 - Layer formed contains chemical reagent or chemically reacts with substrate (e.g., cell stain or fix, pH paper, immobilized antigen)


Subclass of Class 427 - Coating processes
Definition: Processes in which the layer formed contains or is intended
No. of patents: 382
Last issue date: 05/08/2012


1                    
NumberTitleIssue Date
8173198Deposition of metal oxides onto surfaces as an immobilization vehicle for carboxylated or phophated particles or polymers
Intermediates and methods for forming activated metal complexes bound to surfaces on oxide layers, immobilizing beads to the modified surface and articles produced thereby are described. Hydroxyl groups on the oxide surfaces are reacted with a metal reagent complex ...
05/08/2012
8137733Process for producing a carrier
A complex, which has been formed by at least two pieces of a ligand and a first metal ion, is bound with a carrier. A second metal ion is then added onto the carrier, a new complex being thereby formed. A substance that contains a Group-15 or Group-16 atom, which ha...
03/20/2012
8114465Process for preparing a substrate coated with a biomolecule
Processes are provided for preparing a substrate coated with a biomolecule, comprising: a) providing a substrate; b) coating the substrate with a polysiloxane, typically by exposing the substrate to a reactive gas ...
02/14/2012
8092855Click chemistry surface functionalization for resonant micro-cavity sensors
Micro-cavity resonant sensors have outer surfaces that are functionalized using click chemistry, e.g., involving a cycloaddition reaction of an alkyne functional group and an azide functional group. A first polymer linking element binds to an outer surface of the mi...
01/10/2012
8034396Bioadhesive composition formed using click chemistry
The present disclosure provides compositions which may be utilized as adhesives or sealants in medical and surgical applications. The compositions may, in embodiments, be formed from the cycloaddition reaction of a first component possessing at least one azide group...
10/11/2011
8034397Methods of making assay devices utilizing hollow particles
Hollow particles for use in various types of assay devices are provided. Due to their hollow or voided structure, the particles may exhibit a variety of beneficial properties. For instance, hollow particles are generally lightweight, and thus, relatively inexpensive...
10/11/2011
7955638Surface for the immobilization of ligands
The present invention relates to binding surfaces for the immobilization of ligands, ligand surfaces and structured surface arrays which present a plurality of identical or different ligands. The invention further relates to a process for the production and the use ...
06/07/2011
7919138Microstamping activated polymer surfaces
Methods of attaching a ligand to a surface are described that include contacting a surface with a substrate containing an amphiphilic comb polymer. The substrate is configured to provide a pattern of the amphiphilic comb polymer on a selected region of the surface. ...
04/05/2011
7862849Nanocontact printing
A method of stamping of molecular patterns and/or devices based on the reversible self-assembly of molecules, particularly organic molecules is disclosed. This method is suitable for the stamping of almost any nanofabricated device and can be used to transferring a ...
01/04/2011
7854959Controlled surface chemical gradients
A simple and reproducible preparative method for the fabrication of surface-chemical gradients is described herein. Surface-chemical gradient films are prepared by using a liquid front in relative motion to the substrate (e.g. immersion by a linear-motion drive or t...
12/21/2010
7794778Amperometric sensor for uric acid and method for the same
An amperometric sensor for uric acid and a manufacturing method thereof are disclosed, in which polyacrylamide is used to fix catalase, uricase and ferrocenecarboxylic acid on a working electrode. In determining concentration of uric acid, hydrogen peroxide is produ...
09/14/2010
7695752Target activated microtransfer
A device for performing target activated transfer that includes a mounting surface for mounting a tissue sample; and a light source positioned to substantially uniformly irradiate both stained and unstained regions of the tissue sample with light energy that activat...
04/13/2010
7655269Integrated nanomechanical sensor array chips
The invention provides sensor, preferably biosensor devices and method of fabrication. The devices have significant advantages over the prior art methods having compatibility with future trends in clinical diagnostics and chemical detection. The underlying principle...
02/02/2010
7648726Coated implants and methods of coating
A method including forming a first coating layer derived from an alkoxide on a substrate having a dimension suitable for an implant and forming a second coating layer on the first coating layer that promotes osseointegration. An apparatus comprising a substrate havi...
01/19/2010
7629016Process for photochemical activation of polymer surface and immobilization of biomolecules onto the activated surface
The invention relates to a photochemical process for the preparation of an activated polymer surface having an active fluoro group using 1-fluoro-2-nitro-4-azidobenzene to form the activated polymer surface and then immobilizing a biomolecule thereon by forming a co...
12/08/2009
7455874Method for the fabrication of a biosensor comprising an enzyme electrode arrangement
The present invention relates to an enzyme electrode arrangement comprising a substrate with a surface roughness in the range of 20 nm to 10 microns, a metal electrode, an ultrathin semipermeable membrane with a thickness in the range of 10-100 nm and at least one e...
11/25/2008
7442403Membrane architectures for ion-channel switch-based electrochemical biosensors
The present invention is directed to a process of forming a bilayer lipid membrane structure by depositing an organic layer having a defined surface area onto an electrically conductive substrate, removing portions of said organic layer upon said electrically conduc...
10/28/2008
7390649Sensor chips with multiple layers of polysiloxane
The invention relates to sensor chips with multiple layers of polysiloxane with improve homogeneity. ...
06/24/2008
7387836Aziridine 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
7384794Micro-devices and analytical procedures for investigation of biological systems
Fibres with an extraction phase coated thereon in combination with a positioning device are described to perform adsorption of components of interest from an animal or animal tissue for the investigation of living systems. A number of interfaces to analytical instru...
06/10/2008
7384659Method of producing whole blood detecting electrode strip and reaction film formulation and the related products
The present invention relates to a method of producing a non-enzymatic whole blood uric acid detecting electrode strip for use on whole blood, characterized by comprising the step of adding dropwise a reaction film formulation onto...
06/10/2008
7371247Method and apparatus for penetrating tissue
A tissue penetrating system includes a plurality of penetrating members each having a tip. A penetrating member driver is coupled to the plurality of penetrating members. Each tip of a penetrating member is uncovered during launch of the penetrating member by the pe...
05/13/2008
7364768Polymer coating for medical devices
Coatings are provided in which surfaces may be activated by covalently bonding a silane derivative to the metal surface, covalently bonding a lactone polymer to the silane derivative by in situ ring opening polymerization, and depositing at least one layer of a poly...
04/29/2008
7358349Nucleic acids having expression differentials between hepatoblastoma and normal liver
A nucleic acid comprising any one of base sequences set forth in SEQ ID NO:1 to NO:104 in the Sequence Listing and a protein encoded by the nucleic acid, particularly a nucleic acid displaying differential expression levels in hepatoblastoma and normal liver based o...
04/15/2008
7355022Gene functionally related to dyslexia
The present invention describes a novel human gene, DYXC1, which is functionally related to dyslexia. DYXC1 gene encodes a 420-amino acid residue protein. DYXC1 is expressed in several tissues, including the brain, and is localized in the nucleus. In addition, four ...
04/08/2008
7354733Method for sorting and separating living cells
We disclose methods of sorting or separating mixtures of living cells (e.g., eukaryotic, prokaryotic, mammalian, pathogenic, bacterial, viral, etc.). We perform our methods by activating cell-selective photophoric labels, which photosensitize and chemically reduce a...
04/08/2008
7355034Oligonucleotides for use in determining the presence of human papilloma virus in a test sample
The present invention describes oligonucleotides targeted to HPV Type 16 and/or Type 18 nucleic acid sequences which are particularly useful to aid in detecting HPV type 16 and or 18. The oligonucleotides can aid in detecting HPV Type 16 and/or Type 18 in different ...
04/08/2008
7341756Coated implants and methods of coating
A method including forming a first coating layer derived from an alkoxide on a substrate having a dimension suitable for an implant and forming a second coating layer on the first coating layer that promotes osseointegration. An apparatus comprising a substrate havi...
03/11/2008
7331931Method and apparatus for penetrating tissue
These and other objects of the present invention are achieved in a body fluid sampling system for use on a tissue site that includes an electrically powered drive force generator. A penetrating member is operatively coupled to the force generator. The force generato...
02/19/2008
7332591Bardet-Biedl susceptibility gene and uses thereof
The present invention relates to the designation of ADP-ribosylation factor-like 6 as the BBS3 gene, that is involved in the genetic disease Bardet Biedl Syndrome (BBS), which is characterized by such diverse symptoms as obesity, diabetes, hypertension, mental retar...
02/19/2008
7323298Microarray for determining the relative abundances of polynuceotide sequences
A method of determining the relative amounts of individual polynucleotides in a complex mixture of different-sequence polynucleotides is disclosed. The polynucleotides, after fluorescent labeling, are contacted under hybridization conditions with an array of differe...
01/29/2008
7320863Thyroid sodium/iodide symporter and nucleic acid encoding same
The present invention provides a purified and isolated nucleic acid encoding a sodium/iodide symporter. The present invention also provides purified sodium/iodide symporter, a vector comprising nucleic acid encoding sodium/iodide symporter, a host cell transformed w...
01/22/2008
7316700Self optimizing lancing device with adaptation means to temporal variations in cutaneous properties
A lancing device, an embodiment of which controls the advancement and retraction of a lancet by monitoring the position of the lancet in conjunction with a lancet controller which incorporates a feedback loop for modulating the lancet driver to follow a predetermine...
01/08/2008
7316766Electrochemical biosensor strip
An electrochemical biosensor strip has a base, an electrode system, an optional spacer and a cover. The electrode system is laid on the base. The spacer is laid on the electrode system and exposes a portion of the electrode system for electrical connection with a me...
01/08/2008
7314750Addressable oligonucleotide array of the rat genome
The invention provides nucleic acid sequences which are complementary, in one embodiment, to a wide variety of Rat genes. The invention provides the sequences in such a way as to make them available for a variety of analyses. In one embodiment the nucleic acid seque...
01/01/2008
7312070β-catenin oligonucleotide microchip and method for detecting β-catenin mutations employing same
The present invention relates to a β-catenin oligonucleotide microchip for detecting mutation in the mutational hot spot regions of β-catenin gene, a manufacturing process thereof and a method for detecting the β-catenin mutation employing same, wherein specific ...
12/25/2007
7294478Microarray reaction cartridge
An apparatus and method are provided for shipping, storing, and high-throughput processing of microarrays. An exemplary microarray cartridge according to the present invention includes a body having a cavity defined by an outer surface and two dimple features in flu...
11/13/2007
7291117Method and apparatus for penetrating tissue
These and other objects of the present invention are achieved in a body fluid sampling system for use on a tissue site that includes a voice coil based penetrating member driver. A plurality of penetrating members are included. A transport mechanism is configured to...
11/06/2007
7288641Sulfotransferase 1E1 sequence variants
Isolated sulfotransferase nucleic acid molecules that include a nucleotide sequence variant and nucleotides flanking the sequence variant are described, as well as sulfotransferase allozymes. Methods for determining if a mammal is predisposed to cancer also are desc...
10/30/2007
7287318Biosensor
A biosensor is provided that comprises a plate element with a pre-determined reaction zone and a recess positioned adjacent to the reaction zone. The biosensor also comprises a reagent that is positioned on the reaction zone. In preferred embodiments, the recess cir...
10/30/2007
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