The invention relates to a-ketoamides of the general formula (see formula I) wherein R1 to R12 have the significances given in the description, and their salts, which are viral proteinase inhibitors useful as antiviral agents, especially for the treatment or prophylaxis of infections caused by hepatitis C, hepatitis G and human GB viruses.

A system and method provides a voice dialing service to a caller within a public switched telephone network (PSTN). The voice dialing service may supplement or replace existing directory services accessible through the PSTN. For example, by calling the voice dialing service and uttering the name of a city and state, the caller may be automatically connected to directory service listings for the lo...

A bidirectional digital data communication system which generate phase coherent upstream clock and carrier signals from recovered downstream clock generated from a master clock in a central unit. The preferred species uses any downstream clock rate and generates a phase coherent upstream clock so long as the two clock rates can be related by the ratio M/N where M and N are integers. One embodiment...

The present invention relates to acylated citrate esters to be used as peracid precursors in a bleaching or a disinfecting operation. The present invention encompasses the use of these acylated citrate esters, granular or liquid compositions comprising the acylated citrate esters. Activating compositions are described as well as activated bleaching compositions.

A treadmill (10) includes a frame on which are mounted transverse forward and rearward roller assemblies (14, 16). An endless belt (18) is trained about the forward and rearward roller assemblies. A deck (20) is positioned between the upper run of the belt and the frame. The rearward portion of the deck (20) is mounted to the frame by a pivot connection (24) to allow pivoting of the deck about an ...

String coated with adhesive is stored and dispensed from a device designed to be used in small areas, e.g. the room of a house. The device is affixed to two opposing walls, between which the string is extended.

The system includes at least one control body (32) rotatable around an essentially horizontal shaft extending in the vehicle length direction. The control body can be gripped by one of the driver`s hands and is connected to vehicle controls such as the brakes or accelerator. Rotation of the control body is used to alter vehicle speed by operating these controls. MECHANICAL ENGINEERING - The contro...

A number of surface irregularities (3a-3h) are provided on the inner surface (2) of the cylindrical vessel mantle (1) so that the photographic sheet (7) exposed to an image is raised clear from the mantle surface, leaving a gap (9) in between the mantle and sheet. The vessel has a removable cover at one end and contains a developing/fixing medium (8).