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British Technology Group Ltd. Patents
Assignee:
British Technology Group Ltd.
Address:
London, GB
No. of patents:
101
Patents:


1 2 3










Patent Number Title Of Patent Date Issued
RE36831 Iron-pyridone complexes for anemia August 22, 2000
Pharmaceutical compositions containing an iron complex of a 3-hydroxypyrid-2-one or 3-hydroxypyrid-4-one in which the hydrogen atom attached to the nitrogen atom is replaced by an aliphatic acyl group, by an aliphatic hydrocarbon group, or by an aliphatic hydrocarbon group substitute
RE35948 Pharmaceutical compositions November 3, 1998
Pharmaceutical compositions containing a 3-hydroxypyrid-2-one or 3-hydroxypyrid one in which the hydrogen atom attached to the nitrogen atom is replaced by an aliphatic acyl group, by an aliphatic hydrocarbon group, or by an aliphatic hydrocarbon group substituted by one or, except i
5955463 Quinazoline thymidylate synthase inhibitors September 21, 1999
The invention relates to quinazoline derivatives or pharceutically-acceptable salts thereof, which possess anti-tumor activity; to processes for their manufacture; and to pharmaceutical compositions containing them.The invention provides a quinazoline of the formula: ##STR1## whe
5880162 Pesticidal fluoroolefins March 9, 1999
A pesticidal compound of formula I: ##STR1## in which formula: either R.sup.1 is hydrogen and R.sup.2 represents a cyclopropyl group or R.sup.1 and R.sup.2 each represent an alkyl group, which alkyl groups may be the same or different;Ar.sub.A represents an optionally substituted phe
5879399 Endoprosthetic bone joint devices March 9, 1999
An endoprosthetic acetabular component of overall cup form is improved by the provision of an outer part (100; 300; 500) for securement to bone and a plurality of inner parts (200; 400; 600) individually selectively interconnectable with the outer part in like manner but providing a dish
5863763 Insect neuropeptides January 26, 1999
The present invention relates to novel peptides isolated from the blowfly Calliphora vomitoria. The invention also relates to nucleic acid molecules encoding these peptides, vectors and host cells comprising these nucleic acid molecules, and chemical and biological methods for producing
5795457 Manipulation of solid, semi-solid or liquid materials August 18, 1998
By applying two or more electrical fields (DC, AC, pulsed) of different characteristics to an electrode array on e.g. the wall of a treatment cell, particles suspended in liquid in the cell may be manipulated as desired on a microscopic scale, in particular by exploiting the dielectr
5789417 Tricyclic compounds with pharmaceutical activity August 4, 1998
The invention relates to tricyclic compounds of formula (I) ##STR1## wherein R.sup.1 is hydrogen, amino, (1-4C)alkyl, (1-4C)alkoxy, hydroxy-(1-4C)alkyl or fluoro-(1-4C)alkyl; R.sup.2 is hydrogen, (1-4C)alkyl, (3-4C)alkenyl, (3-4C)alkynyl, hydroxy-(2-4C)alkyl, halogeno-(2-4C)alkyl
5787185 Biometric identification of individuals by use of subcutaneous vein patterns July 28, 1998
A method of verifying the identity of an individual comprises capturing an image of the subcutaneous vein pattern at a predetermined region of the individual, converting the captured image to a plurality of stored values representative of the intensity of said image at specified relative
5786089 Z-type films for second harmonic generation July 28, 1998
Optically non-linear materials suitable upon repeated Langmuir-Blodgett dipping for forming Z-type (head-to-tail) films for second harmonic generation include hemicyanine dyes which are very unsymmetrical, i.e. which have hydrophobic substituents differing in size by at least 4 carbon
5783199 Anaesthetic mixtures containing enflurane or isoflurane in combination with sevoflurane or desfl July 21, 1998
A high pressure pre-mixed analgesic anaesthetic gas composition comprising a life supporting gas and a volatile analgesic anaesthetic mixture; characterised in that the mixture comprises a first and a second anaesthetic analgesic, said first analgesic having blood/gas solubility co-e
5773098 Applying a fluoropolymer film to a body June 30, 1998
A thin fluoropolymer film is covalently bonded to a microporous ptfe film to make a bilayer for separation, filtration or reverse osmosis, by exposing the microporous film to perfluorocyclohexane under plasma. The perfluorocyclohexane molecules undergo scission and the fragments combine
5770856 Near field sensor with cantilever and tip containing optical path for an evanescent wave June 23, 1998
The disclosed optical device includes a probe which is integrally supported on a cantilever which defines an optical path extending to an external device which may carry an optical processor.In a preferred embodiment the device has an optical path which is capable of guiding an evanescen
5768437 Fractal coding of data June 16, 1998
A method of fractal coding of data and apparatus therefor, which method comprises dividing data into domains, determining a set of transformations relating the domains to the data in such a manner as to minimize error between the data and an approximation to the data obtained by applicat
5762906 Further improvements relating to radiolabelling of proteins June 9, 1998
A structurally modified protein is provided that will bind to a tumor-associated structure wherein the amino group in at least one basic amino acid in the binding protein is structurally modified to convert the amino group, --NH.sub.2, to the grouping --NH--CO--X--NHR in which R is H
5733506 Gas sensors and compounds suitable therefor March 31, 1998
A gas sensor has a gas sensing component which permits measurement of a change in optical absorption and, optionally also a change in electrical conductivity on exposure to an environment containing certain gases. The gas sensing component comprises a metal bis aromatic macrocycle which
5723016 Implantable prosthetic patellar components March 3, 1998
An implantable prosthetic patellar component comprises a patellar part (1) having one side (1a) adapted to be secured to the inner surface of a natural patella (10), and a femoral part (3) having one side (5) defining an articulation surface to replace the femoral facet of the patella, t
5719119 Parenteral nutrition therapy with amino acids February 17, 1998
Parenteral nutrition aqueous solutions are provided which preferably contain glutamine together with other organic nitrogen containing compounds. The respective concentrations of the compounds present in any given such solution are typically approximately multiples of the concentrati
5718231 Laser ultrasound probe and ablator February 17, 1998
A laser ultrasound probe, suitable for intravascular use, of the kind having an ultrasonic transducer element comprising an ultrasound receiving surface of piezoelectric polymeric material and an optical fiber with one end directed forwardly from that surface and arranged to receive lase
5710101 Composition for treatment of plant material comprising an aminopurine and a sulfonated polyester January 20, 1998
The invention provides a composition for sustaining plant material comprising an aminopurine or a derivative or salt thereof and at least one water soluble sulfonated polyester or sulfonamide.
5707988 Benzo[d] isoxazole derivatives, compositions containing them and their use in therapy January 13, 1998
Compounds of formula (I) ##STR1## in which X represents a group >O, >S, >C.dbd.O or >NR wherein R is hydrogen, C.sub.1-6 alkyl, phenyl or C.sub.7-12 phenalkyl, R.sub.1 and R.sub.2 each represent hydrogen or together represent an oxo group and R.sub.3, R.sub.4 and R.su
5706758 Automatic milking January 13, 1998
An arrangement for the automatic application of milking apparatus to a milk animal including a milking apparatus store, a milking apparatus handling device including a milking apparatus carrier movable on the device and a teat sensor on the handling device together with at least one anim
5698190 Polymeric compounds December 16, 1997
The invention provides a physiologically acceptable polymer comprising a backbone to which are attached guanidino groups, the polymer having a minimum molecular weight of 10,000. The invention also extends to foodstuffs and pharmaceutical compositions comprising the physiologically a
5670628 Radio-labelling of proteins September 23, 1997
Nucleoside thiotriphosphates carrying .sup.32 P in the gamma-thiophosphate group, prepared by reaction between a nucleoside diphosphate and .sup.32 p labelled thiophosphate salt, are used as thiophosphorylating agents for antibodies that bind to tumour-associated antigens. The labelled
5663072 Food spoilage detection method September 2, 1997
Diacetyl, especially resulting from spoilage of chilled red meat, is monitored by exposing an aromatic ortho-diamine at acidic pH to an environment containing, or possibly containing, diacetyl and detecting any change in absorption or reflection of electromagnetic radiation due to the
5653700 Device for female transient urinary catheterisation August 5, 1997
A device to facilitate self-catheterisation in women suffering from deviation from normal bladder function is provided. The device includes a handle designed for manipulation by a patient and a catheter co-operable with the handle such that the catheter can be inserted into the patient's
5640240 Probe for surface measurement June 17, 1997
A surface-measuring apparatus comprising a probe and means for moving the probe towards and away from a surface under examination and for monitoring such movement, the probe comprising a plurality of closely spaced light-collecting elements arranged in a light-collecting plane, lens mean
5633092 Magnetostrictive material May 27, 1997
A magnetic material of at least two component parts arranged to have respective structures which mutually are not homogenous, the structure of one part cooperating with the structure of the other to assist the magnetostrictive behaviour of the material. The cooperation can be the str
5623268 Device for protecting SSR transponders against unintended triggering on an airport with very lim April 22, 1997
A device is provided for interrogating airborne SSR transponders at an airport, in which in certain regions which are made non-active, P1 pulses are transmitted followed, with the correct timing, by P2 pulses which have the same or a larger amplitude than the P1 pulses. As a consequence,
5601535 Safety device for hypodermic needle or the like February 11, 1997
A safety device for a hypodermic needle or for a similar instrument used in the clinical puncture of the skin comprises a sheath (6, 25 or 32) adapted to be connected to the needle (5, 21 or 33) or to a support (4 or 31) for the needle. The sheath is so connected in a first position (FIG
5583643 Methods of and apparatus for measurement using acousto-optic devices December 10, 1996
Optical measuring apparatus including an acousto-optical device (3) which molulates either the angle or the wavelength of a light beam (1) at a frequency determined by a signal generator (15). A detector (13) detects the modulated beam after interrogation of a sample under test; and a
5583261 Alicyclic diamine fungicides December 10, 1996
Use of a compound having the general formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 which may be the same or different represent hydrogen atoms or alkyl groups of 1-6 carbon atoms, or NR.sup.1 R.sup.2 and/or NR.sup.3 R.sup.4 together represent a heterocyclic grou
5579105 Spectrometers November 26, 1996
A multi-sample spectrometer which finds particular application in such applications as on-line process control and monitoring, employs a Hadamard encoding scheme and comprises a source of radiation, a primary encoder to encode radiation from the source, a sample receiver to position the
5578332 Contact lens mould November 26, 1996
A mould for cast moulding a contact lens includes a first cup member having a male mould surface and a second cup member with a female mould surface. The two cup members form a piston and cylinder and are used in a pressure vessel so as to apply loading pressure to deflect the mould surf
5573108 Disposable contact lens package November 12, 1996
A mould for cast moulding a contact lens includes a first cup member having a male mould surface and a second cup member with a female mould surface. The two cup members form a piston and cylinder and are used in a pressure vessel so as to apply loading pressure to deflect the mould surf
5549572 Safety device for hypodermic needle or the like August 27, 1996
A safety device for a hypodermic needle or for a similar instrument used in the clinical puncture of the skin comprises a sheath (6, 25 or 32) adapted to be connected to the needle (5, 21 or 33) or to a support (4 or 31) for the needle. The sheath is so connected in a first position (FIG
5546184 Single-frequency bidirectional fringe-counting interferometer August 13, 1996
An optical interferometer includes a beam splitter 131 having a partially reflecting metallic film 135, 137 adapted to induce phase difference between the transmitted and reflected component beams. It incorporates bidirectional fringe counter which includes a switching circuit to convert
5545938 Doubly salient reluctance machines August 13, 1996
The present invention relates to doubly salient reluctance machines (DSRMs) including switched reluctance machines, stepping motors and hybrid stepping motors. To improve the utilization of the machine windings and associated electronic circuits the windings are fully pitched across the
5536257 Safety device for hypodermic needle or the like July 16, 1996
A safety device for a hypodermic needle or for a similar instrument used in the clinical puncture of the skin comprises a sheath (6, 25 or 32) adapted to be connected to the needle (5, 21 or 33) or to a support (4 or 31) for the needle. The sheath is so connected in a first position (FIG
5524743 Quick-acting drive devices June 11, 1996
A selectively-operable drive device for drive action including a drive input member to put drive into the device, a drive output member to supply drive action from the device, the input and output members being electrically isolatingly spaced, the device being selectively operable to
5516561 Applying a fluoropolymer film to a body May 14, 1996
A thin fluoropolymer film is covalently bonded to a microporous ptfe film to make a bilayer for separation, filtration or reverse osmosis, by exposing the microporous film to perfluorocyclohexane under plasma.
5514033 Poultry-handling assembly May 7, 1996
A poultry-handling assembly (10) (FIG. 6) comprises two endless conveyors (12,13) arranged side-by-side and adapted to move poultry from a first location (15) to a second location (17). Access means at the first location allows birds to enter the assembly (10) one by one e.g. with one
5500591 Methods and apparatus for detecting substances containing nuclei of a first and second kind March 19, 1996
A method for detecting the presence of a substance in a heterogeneous sample or article (i.e., a contraband substance) in a magnetic field includes establishing a level-crossing condition (B.sub.LC) for the substance to be detected for a set time (t.sub.b), and subsequently measuring
5497609 Spinning of yarn March 12, 1996
A method and apparatus for spinning fibres into yarn including providing a supply of fibres, providing a yarn-building region, opening fibres from the supply into the region, landing opened fibres in said region, removing energy from landing fibres, building and twisting the fibres lande
5496802 Control of milk secretion March 5, 1996
A protein which inhibits milk secretion by lactating cows and which is present in the eighth (6B, Figure) significant peak when a nominally 10-30 KDa fraction of the whey proteins of the milk is resolved on a "Mono Q" anion exchange column using 10 mM imidazole buffer, pH 7.0 and a sodiu
5490420 Gyroscopic devices February 13, 1996
A gyroscopic device comprising a supporting structure (2; 104) and at least one mass (1; 50, 51; 100-103), the masses being attached to the structure by beams (3-6; 25-28; 52-63; 98-99). Masses, supporting structure and beams lie within a common plane when the device is at rest. A voltag
5487698 Stunning apparatus January 30, 1996
An apparatus for use in stunning fowl prior to slaughter has a mechanism for passing a predetermined electrical current through a series of items of varying electrical resistance, the mechanism including a continuous shackle train (10) having shackles (11) evenly spaced along its length,
5481153 Acoustic non-destructive testing January 2, 1996
An acoustic probe comprising a piezoelectric ceramic transducer element energizable to emit ultrasonic signals in a first direction and in a second direction opposite to the first, and mountable on a sample to be tested so as to transmit thereto signals emitted in the said first dire
5480446 Prosthetic knee joint devices January 2, 1996
In or for a prosthetic knee joint device involving a femoral component having a convexly curved articulation surface, a tibial component (10) having a relatively flattened articulation surface (14), and a meniscal component (20) having two articulation surfaces (21,22) in back-to-back
5479924 Method of measuring the .sup.17 O content and distribution in a body January 2, 1996
A method of measuring the .sup.17 O isotope content and distribution in a body by magnetic resonance imaging (MRI) by collecting first and second nuclear magnetic resonance (NMR) signals of the body under the same conditions of examination except that before one examination, the body is
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