Did You Know...
...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 5607474 | Multi-phase bioerodible implant/carrier and method of manufacturing and using same A carrier and method of manufacturing and using the same is provided for receiving supporting replenished tissue growing into a diseased or damaged area within a physiological system. The carrier can be implanted in the interface region between tissue hav... | 03/04/1997 |
| 5602003 | N-acetylglucosaminyltransferase V gene The present invention provides a substantially purified UDP-N-acetylglucosamine:-6-D-mannoside ଲ-1,6-N-acetylglucosaminyltransferase (GlcNAc T-V; EC 2.4.1.155) and antibodies which specifically bind GlcNAc T-V. The present invention also ... | 02/11/1997 |
| 5541407 | Arsenic atom source The present invention provides a source of Group V and VI atoms, and in particular arsenic atoms, usable in MBE as a growth source or a doping source. The arsenic atoms are produced in two steps. In the first step, a sublimator vaporizes solid arsenic, pr... | 07/30/1996 |
| 5539555 | High contrast distorted helex effect electro-optic devices and tight ferroelectric pitch ferroelectric liquid crystal compositions useful therein Fast response, high contrast Ferroelectric Liquid Crystal (FLC) electro-optic devices in which the FLC retains a helical director structure stable to unwinding are provided. In particular, high contrast distorted helix FLC electro-optic devices including ... | 07/23/1996 |
| 5523390 | Porphyromonas gingivalis arginine-specific proteinase Provide herein is a substantially pure gingipain-1 preparation, gingipain-1 being characterized as having an apparent molecular mass of 50 kDa as estimated by sodium dodecyl sulfate polyacrylamide gel electrophoresis and an apparent molecular mass of 44 k... | 06/04/1996 |
| 5510914 | Smectic liquid crystal analog phase modulator This invention provides analog phase modulators comprising smetic liquid crystal cells wherein the layers are specifically not aligned perpendicular to the cell walls. The layers are either tilted with respect to the substrate or are in a chevron structur... | 04/23/1996 |
| 5506147 | Non-invasive evaluation of maldigestion and malaborption A bentiromide test for evaluation of pancreatic function is provided which includes the steps of administering a stable, non-radioactive isotope of PABA along with the bentiromide and measuring the natural PABA and PABA isotope by gas chromatography mass ... | 04/09/1996 |
| 5506126 | Rapid immunoselection cloning method A simple and highly efficient method for cloning cDNAs from mammalian expression libraries based on transient expression in mammalian host cells has been discovered. Novel expression vectors allowing highly efficient construction of mammalian cDNA librari... | 04/09/1996 |
| 5505717 | Urinary drainage device The invention relates to an improved urinary drainage device which simulates the normal, non-catheterized urethra. This novel design significantly reduces the risk of urinary tract infection typically associated with internal catheters by providing a doub... | 04/09/1996 |
| 5505685 | Automation of plasma sequestration A plasma sequestration system having a volume control system is provided. When a calculated volume of whole blood has been processed, the system switches from a fill to an empty cycle. The termination point is calculated in advance, based on the desired c... | 04/09/1996 |
| 5503162 | Arthroscopic cartilage evaluator and method for using the same An arthroscopic cartilage evaluator for determining the Index of Structural Integrity of articular cartilage. This computer-based system measures deformation or reaction force of articular cartilage and processes that information for closed loop control o... | 04/02/1996 |
| 5496301 | Fluid sampling device for closed collection systems A method and device for sampling biological fluids during collection without opening the functionally closed collection system, thereby compromising the sterility of the collected fluid. A sample bag connected to a fluid line or collection reservoir is fi... | 03/05/1996 |
| 5495044 | Inhibitors of kynureninase The present invention provides inhibitors of kynureninase having the formula ##STR1## where X is CO or CHOH; RA and RB, independently of one another, are H, a halogen, a halovinyl group, or a small alkyl or haloalkyl group ... | 02/27/1996 |
| 5494502 | Asphalt release agent An asphalt release agent and a method of applying the same, wherein said asphalt release agent comprises a fatty oil as the active ingredient together with a foaming agent, a crosslinked copolymer, an alkalinizing agent and a preservative. The release age... | 02/27/1996 |
| 5494491 | Indigo dye process An improved nonpolluting method of dyeing fibers or fabric, including natural cellulose fibers such as cotton or linen, using indigo dye. The improved process preferably includes pretreating the fibers with a mordant solution, preferably a natural nonpoll... | 02/27/1996 |
| 5494059 | Hair styling implement and method A hair styling implement 10, which is also sufficiently decorative for it to be worn in the hair after styling as an adornment, is in the form of an elongated, rectangular wire frame 11 of pliable material covered by a fabric 16 such as velour, through wh... | 02/27/1996 |
| 5493426 | Lateral electrode smectic liquid crystal devices This invention provides smectic liquid crystal cells with lateral electrodes. The effective change in refractive index with field-induced tilting of the liquid crystal molecules is increased by providing an angle between the direction of propagation of li... | 02/20/1996 |
| 5492697 | Biodegradable implant for fracture nonunions A biodegradable implant for placement in nonunion bone fractures as a substitute for bone graft material is provided which is a flat plate or disk having a thickness of between about 1 mm and about 15% of the length of the bone, interconnected micropores,... | 02/20/1996 |
| 5486535 | Method for treating toxoplasmosis This invention provides a method of treating toxoplasmosis in a mammal by administering to the mammal a therapeutically effective dose of an alkyl derivative of qinghaosu. In another embodiment, this invention provides a method for inhibiting the growth o... | 01/23/1996 |
| 5479941 | Device for inducing altered states of consciousness A rotating device for producing altered states of consciousness in a subject is provided. The subject's body rotates about a point in the center of the body support means at a speed between about 10 and about 60 revolutions per minute. In a preferred embo... | 01/02/1996 |
| 5475097 | Lysine-specific Porphyromonas gingivalis proteinase Provide herein is a substantially pure Lys-gingipain complex preparation, Lys-gingipain being characterized as having an apparent molecular mass of 105 kDa as estimated by sodium dodecyl sulfate polyacrylamide gel electrophoresis, where sample is prepared... | 12/12/1995 |
| 5469279 | Chiral smectic liquid crystal multipass optical filters including a variable retarder (and a variable isotropic spacer) This invention provides a multipass Solc filter which utilizes liquid crystal variable retarders to provide high resolution and tunability. The Solc polarization-interference effects are used synergistically with the Fabry-Perot cavity resonances. The cav... | 11/21/1995 |
| 5467764 | Hypobaric sleeping chamber A portable hypobaric sleeping chamber for acclimatization to high altitude or athletic conditioning is provided, capable of maintaining internal pressures about 0.1 to about 10 psi below ambient.... | 11/21/1995 |
| 5465260 | Dual purpose cyclic redundancy check Disclosed is a dual-purpose CRC generator which generates up to k CRC characters which can be used to extend the minimum distance of a three-way interleaved Reed-Solomon code by k and can also detect k random bit errors.... | 11/07/1995 |
| 5457274 | Pink-flowered, high protein soybean plants and methods for their production A pink-flowered soybean plant which possesses large seeds and high protein seed content, without a concomitant decrease in yield. The pink-flowered soybean plant is easily distinguished from wild-type and domesticated cultivars by virtue of its unique flo... | 10/10/1995 |
| 5457235 | Halogenated diphenyldiacetylene liquid crystals The present invention provides liquid crystals that are diphenyldiacetylenes of the general formulas: ##STR1## where W, X, Y and Z are, independently of one another, a halogen atom, a hydrogen atom or a trihalomethyl group, T1 and T2 | 10/10/1995 |
| 5457055 | Diagnostic method for cobalamin deficiency A method of diagnosing cobalamin deficiency in warm-blooded animals is described. In one embodiment, this method comprises the measurement of methylmalonic acid levels in cerebral spinal fluid to determine if such levels exceed normal range. A finding of ... | 10/10/1995 |
| 5453218 | Liquid crystal compounds containing chiral 2-halo-2 methyl alkoxy tails This invention provides chiral nonracemic compounds of formula ##STR1## wherein * indicates a chiral carbon, R1 and R2, independently of one another, can be an alkyl, alkenyl or alkynyl group wherein one or more non-neighboring ... | 09/26/1995 |
| 5451218 | Urinary drainage device The invention relates to an improved urinary drainage device which simulates the inlet end of the normal, non-catheterized urethra. This novel design significantly reduces the risk of urinary tract infection typically associated with internal catheters by... | 09/19/1995 |
| 5449522 | Pharmaceutical composition for immunoenhancement therapy This invention provides an immunoenhancement or immunepotentiation therapy comprising administration of potassium, insulin, glucose and, optionally, thyroid, a cholinergic agent and bicarbonate. Therapeutic compositions comprising the above components in ... | 09/12/1995 |
| 5447914 | Antimicrobial peptides Peptides which exhibit antimicrobial activity comparable to certain known antibiotics are provided. These peptides are related in sequence to amino acid sequences within Cathepsin G. A broad spectrum bactericidal peptide disclosed herein is RPGTLCTVAGWGRV... | 09/05/1995 |
| 5446872 | Method for error recovery in a non-synchronous control unit An error recovery process for a non-synchronous DASD control unit. A channel process within the control unit is able to operate on different fields from a device process within the control unit. Independent errors may be sensed by each process. The error ... | 08/29/1995 |
| 5443978 | Chrysanthemyl diphosphate synthase, corresponding genes and use in pyrethrin synthesis This invention provides a purified chrysanthemyl diphosphate synthase (CDS), a method for the purification of CDS from Chrysanthemum cinerariaefolium, and an amino acid sequence of the isolated CDS. Also provided is a cDNA encoding the CDS, a nucleotide s... | 08/22/1995 |
| 5442104 | Inhibitors of kynureninase The present invention provides inhibitors of kynureninase having the formula ##STR1## where X is CHOH, S, SO2, SO, SONH2, PO2 H or PONH2, Ra and Rb, independently of one another are H,... | 08/15/1995 |
| 5438017 | Assays for sulfhydryl amino acids and methylmalonic acid and their application to diagnosis of cobalamin deficiency Improved methods for the GC/MS analysis of sulfhydryl amino acids and methylmalonic acids in samples of body fluids are provided. Additionally a method for combined assay of sulfhydryl amino acids particularly total homocysteine and combined creatine/crea... | 08/01/1995 |
| 5437624 | Single needle recirculation system for harvesting blood components A single needle system for withdrawing donated blood, processing the blood to harvest components such as platelets, and returning processed blood to the donor through the single needle. Processing is performed by a centrifuge which separates blood compone... | 08/01/1995 |
| 5437598 | Automation of plasma sequestration A plasma sequestration system having a volume control system is provided. When a calculated volume of whole blood has been processed, the system switches from a fill to an empty cycle. The termination point is calculated in advance, based on the desired c... | 08/01/1995 |
| 5436392 | Transgenic plants expressing M. sexta protease inhibitor This invention relates to a protease inhibitor of the insect Manduca sexta, its purification, cloning of a DNA sequence encoding the inhibitor, modifications to change inhibitor specificity, transgenic plants carrying and expressing said DNA sequence and ... | 07/25/1995 |
| 5434085 | Method and apparatus for superoxide and nitric oxide measurement A method for assaying superoxide (O2-) or nitric oxide (NO) in an aqueous sample includes an initial step of trapping O2- or NO in an emulsion or micellar suspension of a trapping solvent, then reacting the trap... | 07/18/1995 |
| 5433215 | Arthroscopic indenter An arthroscopic indenter for measuring creep deformation behavior, stress relaxation behavior and thickness of cartilage in vivo and in situ. A computer-based system measures deformation or force information upon cartilage and processes that information f... | 07/18/1995 |
