Knobbe, Martens - US Patent Attorneys and Agents

Attorney: Knobbe, Martens

Number of patents: 37
Last date: February 21, 2012

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Number	Title	Issue Date
8119592	Compounds and methods for inhibiting hepatitis C viral replication Macrocyclic compounds having the structures described herein are useful for inhibiting replication of the hepatitis C virus (HCV). In preferred embodiments, the compounds are active against both the NS3 protease and the NS3 helicase of HCV. ...	02/21/2012
4467823	High pressure ball valve A ball valve comprises a cylindrical casing having an axial bore therethrough for passage of fluids. The ball is mounted between annular upper and lower seats, the latter being compressible and supported by an annular shoulder within the casing. The ball ...	08/28/1984
4458734	Apparatus and method for aseptically filling a container A device for filling containers through a spout on the container includes a sterile chamber that has an opening in a wall through which the spout of the container may be inserted into the chamber, a filling head inside the chamber for connecting with the ...	07/10/1984
4422440	Automatic draft controller A draft control plate, which automatically opens or closes to provide efficient draft conditions in a furnace, is provided with both horizontal and vertical counterbalance devices which respectively permit adjustment of the initial position of the plate a...	12/27/1983
4411300	Flexible bag with frame An article receptacle for the disposal of articles, such as trash and litter, includes a flexible bag frictionally retained between two frames. The frames nest together to permit the bag to be inserted and removed without bending or deforming the frames, ...	10/25/1983
4395807	Surgical blade remover A surgical blade remover is disclosed wherein a surgical blade is easily and effectively removed from the tang of a handle. The device is provided with two members which are spaced to form a channel sized to permit the tang to be positioned between them w...	08/02/1983
4388735	Low profile prosthetic xenograft heart valve Prosthetic heart valves comprising an annular, right cylindrical, metal stent covered with fabric to which a glutaraldehyde-stabilized pericardial valving element formed of three leaflets, each having a plateau on a truncated triangle extending higher at ...	06/21/1983
4387895	Hand racket A hand racket for use in the game of handball comprises a bowl-shaped base held in the palm of the hand, a racket face, and a strap for attaching the base to the hand. The strap is provided with self-adhering material in order to form adjustable finger an...	06/14/1983
4383486	Desk for handicapped persons The elevation and angle of a desk top are independently adjustable with the exertion of a minimum of manual force, thereby facilitating the use of the desk by handicapped or disabled persons. The desk is provided with a torsion bar to substantially ease e...	05/17/1983
4379656	Buoyancy control valve for scuba diving vests A buoyancy control valve connected to a source of gas under pressure and to the buoyancy control vest of a scuba diver permits, through the manipulation of a pair of actuators, the use of the energy within the compressed air to forcibly exhaust air from t...	04/12/1983
4378080	Fluid velocity attenuating nozzle An apparatus and method is disclosed for forming a liquid-tight container having a rectangular cross-section formed from a one-piece, T-shaped blank of paperboard material. The carton preferably includes an access flap and straw element on one side thereo...	03/29/1983
4376377	Unloading system for cryogenic pumps A multi-cylinder pump for a cryogenic liquid is provided with an unloading system in which the inlet valve of each cylinder can be selectively held open or permitted to close. In the closed position, the operation of the cylinder is normal; while, in the ...	03/15/1983
4374570	Sterilized storage container A container lid is released at a desired point in a sterilizing cycle with the actuating movement being provided by an expandable chamber having a quantity of sterilizing environment captured during the sterilizing cycle....	02/22/1983
4346699	Water proof cast protector A flexible covering for placing over an individual's injured limb having a cast or bandage. The covering consists of a tubular piece of flexible material, one end of which is open and the other end of which is closed in a receptacle for the hand or foot o...	08/31/1982
4344532	Surgical blade remover A surgical blade remover is disclosed having an essentially wedge-shaped support member which tapers from its front side to its back side. The support has one or more mutually parallel latitudinal slots open at one end and along their length extending fro...	08/17/1982
4341344	Automatic draft controller A draft control plate, which automatically opens or closes to provide efficient draft conditions in a furnace, is provided with both horizontal and vertical counterbalance devices which respectively permit adjustment of the initial position of the plate a...	07/27/1982
4340130	Scaffold frame header The scaffold system of this invention includes structures for retaining hollow folded metal planks on scaffold end frames or scaffold side brackets. A plank retaining lug is used to engage the underside of a plank and cooperates with a hold-down shoulder ...	07/20/1982
4336806	Medical tubing holder A medical tube holder and its method of use are disclosed. The holder has a backing strip having front and back faces, a portion of the back face being adapted to adhere to a substrate, such as a surgical drape. The backing strip has preferential tube rec...	06/29/1982
4333972	Highly anisotropic membranes The discovery that highly anisotropic membranes, e.g. with a degree of anisotropy of five can for the very first time be produced by the dry phase inversion process by a very specific combination of polymers, solvent and non-solvent, optionally along with...	06/08/1982
4329985	Vein distention system Apparatus for the distention and irrigation of a saphenous vein which is being tested prior to use as a coronary or peripheral bypass graft includes a specially-configured cannula for insertion into the vein, and a pressure-limiting device having a resili...	05/18/1982
4330060	Cake plate with message concealing compartment A food serving plate for receiving and mounting cakes, pastries, and the like, is provided with a hidden, internal compartment having an opening on one side of the cake plate. A card having a message area is selectively inserted completely within the comp...	05/18/1982
4326746	Rollerskate carrier A rollerskate carrier is disclosed, including an extensible member having flexible wheel retainers which, subsequent to an initial positioning of the member, permits a pair of rollerskates to be quickly and conveniently inserted and removed from the carri...	04/27/1982
4315505	Tracheostomy tube with disposable inner cannula A tracheostomy tube includes an outer cannula and a removable, disposable inner cannula. The inner cannula is provided with a tapered portion located just behind its distal tip which forms simultaneously an air tight seal with the outer cannula and a stop...	02/16/1982
4311012	Method and apparatus for transferring cold seawater upward from the lower depths of the ocean to improve the efficiency of ocean thermal energy conversion systems A method and apparatus for transferring cold seawater from lower ocean depths upward toward sea level for use in ocean thermal energy conversion systems is disclosed wherein an in situ desalination process is utilized to create a density differential betw...	01/19/1982
4311476	Method and apparatus for forming a container for liquids An apparatus and method is disclosed for forming a liquid-tight container having a rectangular cross-section formed from a one-piece, T-shaped blank of paperboard material. The carton preferably includes an access flap and straw element on one side thereo...	01/19/1982
4310747	Method and apparatus utilizing a porous vitreous carbon body particularly for fluid heating A body of a specially prepared, porous vitreous carbon which does not crack or substantially change in electrical resistance with time when heated to elevated temperatures in air and which is used in a method or apparatus to heat a fluid stream flowing in...	01/12/1982
4301876	Non-rotating stabilizer for raise boring A non-rotating stabilizer for raise boring having a diameter substantially equal to the raise head and which is positioned below the raise head so as to follow it as the hole is bored is disclosed. A second raise head having a larger diameter than the sta...	11/24/1981
4301911	Apparatus for handling a tubular carton blank An apparatus and method is disclosed for forming a liquid-tight container having a rectangular cross-section formed from a one-piece, T-shaped blank of paperboard material. The carton preferably includes an access flap and straw element on one side thereo...	11/24/1981
4300716	Paperboard carton A one-piece T-shaped carton blank is disclosed which is utilized to form a rectangular cross-sectional container having its top and bottom end panels sealed in a plane substantially perpendicular to its sidewalls. The carton blank is formed having a defin...	11/17/1981
4248914	Method of utilizing a flexible paint shield Utilizing a spray painting shield comprising a large, flat flexible masking blade attached to an elongated handle. Placing the front edge of the shield along a corner edge formed by a surface to be painted and an adjacent surface. Pushing said handle to f...	02/03/1981
4241104	Process for bonding carbon substrates using particles of a thermally stable solid An improved process for providing a bond between carbon substrates using particles of a thermally stable solid is described. In particular, a laminate of a porous carbon substrate and a relatively non-porous carbon substrate using finely divided particles...	12/23/1980
4231801	Cement and concrete mixture A novel cement and concrete mixture is disclosed, which incorporates the spent catalysts from hydrocracking gasoline in partial substitution for the cementing agent....	11/04/1980
4084489	Method of forming carton A one-piece blank which may be formed into a liquid-tight carton is T-shaped and is comprised of side wall panels integrally interconnected and numbering three or more to provide a carton of polygonal cross section. One of the side wall panels has integra...	04/18/1978
4055354	Hikers cart A cart for two hikers to transport a load includes a single wheel with an elongate frame disposed directly over the wheel. Braces supporting the frame on the wheel extend closely adjacent the wheel to minimize the width. Handlebars at opposite ends permit...	10/25/1977
4019479	Apparatus for modifying an internal combustion engine A device for splitting the operation of a multicylinder internal combustion engine to allow the use of one group of the cylinders during a first phase of operation and the use of both the first and second group of the cylinders during a second phase of op...	04/26/1977
4005791	Refuse container A refuse container designed for use with a refuse collection system having a dumping arm wherein the configuration of the container allows the grip of the dumping arm to slightly squeeze one portion of the container to maintain a tight grip during the dum...	02/01/1977
3940807	Safety suction outlet for pools An outlet drain designed to provide a safety environment to the users of pools, especially therapeutic or spa type pools. A series of channels extend radially outward from the central drain aperture in the pool. The suction created in the pool system draw...	03/02/1976

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Attorney: Knobbe, Martens