...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 5496701 | Optical biosensor method for determining an analyte A method for determining one member of an enzyme-substrate pair (the analyte), comprises bringing the members of the pair into contact so as to form, directly or indirectly, a soluble reaction product at or adjacent the surface of an optical waveguide bio... | 03/05/1996 |
| 5285255 | Optical system for spectral analysis An optical device for the spectral analysis of a light source which comprises a spectrograph assembly including a dispersive element, and a classical collimator. The spectrograph assembly supplies a complete intermediate spectrum at the object focus of th... | 02/08/1994 |
| 5285251 | Apparatus and methods for optical emission spectroscopy A spark generator suitable for use in an optical emission spectrometer, and capable of generating a spark in a spark gap formed between an electrode and a sample to be analyzed, comprises a generator for generating a current of programmable amplitude in t... | 02/08/1994 |
| 5260306 | Inhalation pharmaceuticals There is described finely divided nedocromil sodium, comprising a therapeutically effective proportion of individual particles capable of penetrating deep into the lung, characterized in that a bulk of the particles which is both unaggolomerated and unmix... | 11/09/1993 |
| 5248493 | Pharmaceutical composition A pharmaceutical composition comprising 9-ethyl-6,9-dihydro-4,6-dioxo-10-propyl-4H-pyrano[3,2-g]quinoline-2,8-dica rboxylic acid or a pharmaceutically acceptable salt thereof, a pressurized or liquefied gas propellant, and a flavoring agent and/or a sweete... | 09/28/1993 |
| 5239991 | Disposable powder medicament inhalation device with peel-off cover A disposable device for the administration of powdered inhalation medicament is provided which comprises a rigid medicament reservoir (4) holding a unit dose of medicament (10) and having air inlet means (5,7) and medicament outlet means (8); and closure ... | 08/31/1993 |
| 5210227 | Immunosuppressive compounds Compounds of formula I, ##STR1## wherein R1 represents H, OH, protected OH or alkoxy; R2 represents H; R3 represents O or (H,OH); R4 represents methyl, ethyl, propyl or allyl; R5 represents OH, p... | 05/11/1993 |
| 5204113 | Pharmaceutical compositions containing pentamidine Pharmaceutical compositions suitable for administration by inhalation and containing pentamidine, or pharmaceutically acceptable salt thereof, in powder form. Such compositions include pressurized aerosol compositions and non-pressurized powder compositio... | 04/20/1993 |
| 5198221 | Pharmaceutical composition Particulate nedocromil sodium with a mass median diameter of from 5 to 10 μm is useful as a medicament for inhalation. The particulate nedocromil sodium of the invention is particularly advantageous in that its dispersion, i.e. the proportion of particles ... | 03/30/1993 |
| 5179087 | Macrocyclic compounds There are described compounds of formula I, ##STR1## wherein R1 represents H or OH; R2 represents H; in addition, R1 and R2 may together represent a second carbon-carbon bond between the carbon atoms to whi... | 01/12/1993 |
| 5176132 | Medicament inhalation device and formulation A device for the administration by inhalation of a medicament in powdered form. The device includes a supply of the medicament in the form of a compacted body of powered medicament, a rotatable helical blade which abrades a desired quantity of the medicam... | 01/05/1993 |