March; Arthur A. - US Patent Attorneys and Agents

Attorney: March; Arthur A.

Number of patents: 84
Last date: July 22, 1986

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Number	Title	Issue Date
4601158	Container flap folding apparatus and method Container flap folding apparatus and method in which closable flap containers having outwardly and downwardly prefolded front and back end top flaps are conveyed along a path, a puller at a lower position in the path contacts an oncoming container front e...	07/22/1986
4600394	Marine propulsion unit There is provided herewith a marine propulsion unit which is designed for intensifying or increasing the thrust obtained by an impeller such as a propeller for standard, outboard or inboard/outboard marine propulsion systems. The unit design incorporates ...	07/15/1986
4516337	Means for displaying a picture or the like in a shoe A shoe having means for displaying a picture or the like comprising a saddle portion having an inner and outer wall, a window in the outer wall, a plastic element secured to the perimeter of the window; a pocket formed by joining the three edges of the wi...	05/14/1985
4349256	Photographic camera such as a reflex camera A photographic camera having an objective incorporating an electrodynamic driving system for the diaphragm system, and also having a selector adjustable for a manual or automatic mode, in which the driving member for the diaphragm blades has a path limiti...	09/14/1982
4347705	Closed fluid flow system for producing power Closed fluid flow system and method for producing power from an extraneous heat source, in which a receiver is maintained with a volatile heat transfer fluid medium partly in the form of liquid and partly in the form of gas, to permit the pumping of liqui...	09/07/1982
4327977	Frictionally controlled photographic camera apparatus such as a reflex camera Photographic camera such as a reflex camera, of the type having at least one automatic region in which the diaphragm blades of a diaphragm blade aperture system, incorporated in the objective lens arrangement connected, e.g. in front of a light sensitive ...	05/04/1982
4327846	Apparatus for supplying cooling and/or polishing liquids, more especially for use in machines for grinding and/or polishing optical lenses An apparatus for supplying polishing and/or cooling liquid, including a storage container preferably removably supported on a supporting frame, a downwardly facing dished cover for the container pivotally mounted on the frame by a hinge joint assembly and...	05/04/1982
4318500	Cap for dispensing predetermined quantities of flowable material A measuring and dispensing cap for a container internally divided into two compartments, one compartment being a tubular section in direct communication with the container and its contents and an offset extension from said tubular section; a wall partiall...	03/09/1982
4317046	Energy producing apparatus and method Energy producing apparatus comprising an imbalance wheel mounted for energy producing rotation about a substantially horizontal axis, and which is substantially in rotational balance and defines at least two peripherally located and substantially equally ...	02/23/1982
4310945	Vacuum extraction recovery system assembly Vacuum extraction recovery system assembly comprising a compartmentalized vacuum housing having a substantially air tight exterior wall, a vacuum creating mechanism in a first lateral portion of the housing interior, and a wall surface containing a consta...	01/19/1982
4305617	Chair construction A chair back including a pair of spaced recesses for insertion engagement with corresponding projections on a chair frame, and a self-locking mechanism positioned on and connected to the back remote from the recesses for coacting locking engagement with a...	12/15/1981
4298266	Interchangeable lens for cameras, such as reflex cameras Interchangeable lens assembly having a composite two part telescoping force transmission shaft, which functions as a cocking and releasing member, which has one end engageable with the cocking member of the shutter system and the other end engageable with...	11/03/1981
4292016	Apparatus for solidifying molten material Process and apparatus for solidifying molten materials by pouring onto a substrate and cooling, in which undesired crystallinity is avoided by first forming a solidified protective stabilizing skin on the melt surface, e.g. by carefully controlled air coo...	09/29/1981
4277155	Control device for photographic cameras A control device independent of and designed for use with professional cameras for operating an electromagnetically drivable shutter or magnetic shutter and for determining and setting exposure values, wherein the device includes a power source and means ...	07/07/1981
4269525	Writing instrument with retractable tip A flexible shield comprising a piece of flexible material shaped to fit into and be attached to the interior of the barrel of a retractable tip pen in proximity to the tip and having a central aperture which may comprise cross slits whose edges are adapte...	05/26/1981
4257245	Compression shock absorber device Well bore drill string shock absorber device for absorbing drill bit vibratory displacement shock, contemplating a pair of slidably, e.g. telescopingly, associated longitudinal elements, one of which is connectable to a drill string therabove and the othe...	03/24/1981
4254067	Sulphur pelletizing Process for pelletizing sulphur by forming and solidifying molten droplets of sulphur containing dispersed therewithin an effective minor amount of a mechanical strength improving modifying additive, e.g. 4-10 ppm organopolysiloxane, kerosene, other lower...	03/03/1981
4247068	Extensible support apparatus Extensible support apparatus comprising a pair of telescoping members, e.g. hollow tubes preferably containing a substantially zero gradient biasing spring mechanism operatively interposed therebetween for counterbalancing forces exerted axially thereon, ...	01/27/1981
4240728	Photographic camera shutter electromagnetic system for controlling photographic light admitted to camera Photographic camera shutter apparatus having at least one drivable control part arranged for reciprocation for controlling the photographic light admitted to the camera, e.g. a diaphragm aperture ring or a shutter blade ring, and an electromagnetic drivin...	12/23/1980
4213359	Fluid jet cutter with confined passageway for fluid disposal The shaped block in the path of the fluid from the nozzle of a high pressure fluid jet to be located below the material to be cut or slit by a jet including, preferably, a curvo-linear passage or bore through the block having an entry port aligned with th...	07/22/1980
4206992	Electromagnetic actuator for shutters for photographic cameras Electromagnetically operated camera shutter includes a pivotally mounted shutter blade actuating ring having a radially directed arm and driven from closed position to open, an electromagnet having an electromagnetically responsive external anchor and mou...	06/10/1980
4181240	Flexible dispenser for flexible sheets A flexible dispenser for dispensing the top sheet of flexible material from a sheaf or pile of flexible materials such as paper, comprising an anchor for anchoring the dispenser, for example, in the form of a flange to be interposed between the top edge o...	01/01/1980
4168175	Fire retardant compositions Fire retardant generally non-caking compositions of intimately intermixed ammonium phosphate, e.g. mono- and/or diammonium phosphate; sodium tetraborate containing molecularly bound water, e.g. the decahydrate, borax; and fractured finely ground solid pow...	09/18/1979
4167800	Unitary wet and dry vacuum cleaner Convertible wet and dry vacuum extraction system, in which compartments are provided in the interior of a vacuum housing that has a substantially air-tight exterior wall provided with a closable access opening communicating with one compartment as well as...	09/18/1979
4158779	X-ray shield A shielding device for the protection of human embryo cells from the effects of radiation during examination by X-ray comprising a radiant absorbent protective screen rotatably secured to a supporting frame, the screen including a central protective plate...	06/19/1979
4152958	Fluid jet cutting of rolls of material Apparatus and method for fluid jet cutting of a roll of material in situ, e.g. a multiplicate wound roll of material, by which a fluid jet nozzle and a roll of material are rotated relatively to each other about an axis with the roll of material in radial...	05/08/1979
4151627	Cleaning and coloring apparatus A cleaning apparatus providing in one unit, a vacuum cleaner for cleaning wet as well as dry surfaces, and a liquid reservoir with means for converting the liquid into steam. Means are also provided for applying steam to a surface while reclaiming excess ...	05/01/1979
4143902	Utility unit for camper vehicles A modular utility unit is provided which is intended to replace a door on a vehicle. The modular utility unit includes: a utility-containing and appliance-containing unit having a facade, a base, a top, sides and an exterior surrogate door panel; utility ...	03/13/1979
4137918	Medical by-pass device for use after ostomy surgery A device for insertion in a surgically created orifice after ostomy surgery to provide a tube or flow path for the excretion of body wastes from the body organ. There is an enlarged base portion, a tapered portion adjacent thereto and an integral substant...	02/06/1979
4135690	Adjustable angle floor support Adjustable angle floor support for plumb and level free standing erection of portable room divider wall and screen panels, including a lower load bearing leg section for mounting on a floor engaging foot and which has a laterally directed load bearing eng...	01/23/1979
4130538	Preparation of smoke and flame retardant resinous compositions Preparation of improved smoke and flame retardant high structural strength resinous compositions by incorporating fractured finely ground solid powder particles of soda-containing silicate glass, especially soda-lime-silicate glass, having a high and irre...	12/19/1978
4128120	Tambour door and housing assembly A tambour or roll-top door and housing assembly comprises a tambour door formed of a plurality of longitudinal segments engaged along their adjacent sides by parallel hinge elements, and a housing having a pair of spaced tracks defining a curved path, the...	12/05/1978
4127908	Waterbeds A flexible container for a waterbed of non-uniform depth with maximum depth at a location intermediate its ends and tapering away to minimum depths at and near said ends....	12/05/1978
4123012	Cord holder A cord holder for extension cords or the like comprising parallel side walls and interconnecting cross members disposed between the ends of the side walls around which the cord may be wrapped with reinforcing ribs at the junction of the side walls and the...	10/31/1978
4123105	Chair construction A chair or similar article of furniture is presented having front and rear non-load bearing contoured shells of relatively thin plastic molded material secured together to form the seat portion and back portion of a chair or the like. A rigid pre-formed m...	10/31/1978
4118003	Radio antenna mounting device There is provided herewith a mounting mechanism for radio antenna which is readily mounted and dismounted. The device includes a pair of telescoping members which coact to form a rigid main support. Each member has a curved clamp member adapted to be posi...	10/03/1978
4114762	Worm harvesting Worm harvesting apparatus and method for recovering worms from their accompanying habitat soil, utilizing worm gathering projections, on the interior of a drum rotatable about a substantially horizontal axis, to gather worms from accompanying soil dispose...	09/19/1978
4114949	Seating arrangement A seating arrangement comprising a pair of parallel laterally spaced solid block support members interconnected by two suspension rods, one extending between the front central portions of the support members and the other between the top rearward portions...	09/19/1978
4110856	Hospital bed The invention is a new hospital bed having a lower frame or dolly, an upper frame or mattress support, and a middle frame comprising two longitudinal beams, a head end, a foot end and a central section. The head end is formed by a single "U" shaped tube w...	09/05/1978
4109267	Shutter control apparatus for camera devices The disclosed invention embodies a unique control for cocking and then releasing the shutter blades covering the lens structure of a photographic camera unit. The shutter blade operating mechanism is supported within a housing in which there are provided ...	08/22/1978

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Attorney: March; Arthur A.