Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 7357271 | Insulated container with access door An insulated container includes a bottom and four walls connected to the bottom; a top which fits on the four walls; a portion of the top is pivotally mounted so as to be opened to provide access to the insulated container through a first opening; a portion of one o... | 04/15/2008 |
| 7168590 | Truck bed toolbox lid An improved truck bed toolbox lid and a method of producing the same. The truck bed toolbox lid includes an outer metallic sheet layer comprising a generally rectangular top sheet member, a longitudinal front edge member, two lateral edge members and a longitudinal ... | 01/30/2007 |
| 7074443 | Vented can overcap Packaging for a can containing ground roasted coffee packed under atmospheric pressure and having a flexible peel-off lid which is vented to allow the escape of a buildup of carbon dioxide gases. A spacing structure prevents the vent valve in the lid from being clos... | 07/11/2006 |
| 7066215 | Method for product mixing A process is provided for the mixing of one or more concentrates in a machine, wherein one or more concentrates and/or one or more diluents are mixed together in a mixing chamber; and the product is dispensed from said machine into a storage container. A machine is ... | 06/27/2006 |
| 7017768 | Floatable barrier for use with a beverage container A floatable barrier suitably adapted for use with a beverage container having a circular base and a cylindrical wall extending vertically therefrom. The floatable barrier comprising top and bottom planar surfaces for displaying advertising material thereon and for f... | 03/28/2006 |
| 6974027 | Rigid cigarette packet A rigid cigarette packet (1), in the form of a right parallelepiped and extending along an axis (Z), has a container (4), and a lid (5) hinged to the container (4) along a hinge (6) so as to move between a closed position and an op... | 12/13/2005 |
| 6688500 | Grout and mortar bottle A grout and mortar bottle for convenient handling and application of viscous flowable substances, and may include three separate sections. The dispenser section may include a variety of nozzle and orifice designs. The main section includes an area to hold... | 02/10/2004 |
| 6675960 | Holder for an optical disc The holder for an optical disc comprises a sheet of plastic material deformed to include a flat generally circular or annular portion having an outer circular edge and an inner circular edge; an at least partially annular first flange portion depending fr... | 01/13/2004 |
| 5720407 | Foam cap for evaporative coolers A unitary, one-piece cooler cap for evaporative coolers comprising an integral shell and molded insulation. The shell provides seating and mounting means, as well as a mold cavity.... | 02/24/1998 |
| 5614236 | Bottle closure for collecting and trapping sediment A bottle closure for collecting and removing solid sediment particles from a liquid being fermented in situ in a bottle to form an alcoholic beverage. The closure has a skirt portion which is adapted to be removably fastened to the neck of the bottle and ... | 03/25/1997 |
| 5520103 | Heat retentive food server A heat retentive server for maintaining food at a desired temperature for an extended period of time includes an upper and lower shell which define a cavity therebetween. A heat storage medium comprised of a phase change material is disposed in the cavity... | 05/28/1996 |
| 5509565 | Foam cap for evaporative coolers A unitary, one-piece cooler cap for evaporative coolers comprising an integral shell and molded insulation. The shell provides seating and mounting structure, as well as a mold cavity.... | 04/23/1996 |
| 5406930 | Outdoor cooking device An outdoor cooking device which reduces heat transfer between the inner and outer surfaces of the device. The base includes a food cooking surface and a grate for supporting a heat source such as charcoal briquettes. The cover is supported on the base and... | 04/18/1995 |
| 5332116 | Ceramic fiber insulation structure with readily repairable perimeter insulation An insulation structure such as a cover provides desirable heat insulation for a heated metal container such as a ladle. The insulation structure is assembled in a manner affording ease of subsequent repair in high-wear areas of ceramic fiber insulation. ... | 07/26/1994 |
| 5052369 | Heat retaining food container An improved heat retaining foodservice system including a heat retaining food cover (10), food container (310) and underbase (210), each including a heat storage system comprised of a sealed chamber therewithin, said chamber containing a layer of non-meta... | 10/01/1991 |
| 5012947 | Water chamber baking pan An apparatus defining a baking pan, including a planar floor, with a surrounding water chamber mounted about the floor defined by coaxially aligned internal and external walls, with a fill-spout cooperative between the walls to effect filling of the defin... | 05/07/1991 |
| 4963499 | Method for the calorimetry of chemical processes A calorimeter for measuring the thermodynamic and kinetic characteristics of chemical reactions, microbial fermentations, and other processes of industrial importance is described. The present invention also relates to a method of operation of this appara... | 10/16/1990 |
| 4825479 | Inflatable swimming pool cover A sheet cover for a swimming pool adapted to become arched over the pool when air under pressure is projected under the cover. The cover has a pending skirt adapted to hang in the water adjacent the peripheral sidewall. The skirt is provided with a series... | 05/02/1989 |
| 4721227 | Fire-resistant container A fire-resistant container for protecting magnetic media such as floppy discs comprises a base and a cover. The base is in the form of an outer casing and an inner container separated by thermal insulation material which is maintained under compressive st... | 01/26/1988 |
| 4685586 | Boiler penthouse access door A door system for a boiler penthouse or other high temperature industrial environment is disclosed. A sufficiently large entranceway for both workmen and large equipment is provided by the door system. The access door has the capability for quick gas-tigh... | 08/11/1987 |
| 4643327 | Insulated container hinge seal An insulated container for receiving food, beverages, ice, and the like having insulated side walls and a hinged cover. The hinged cover is hinged at an intermediate hinge point between first and second cover members wherein one of said covers has a chann... | 02/17/1987 |
| 4640202 | Readily repairable and lightweight cover for a heated vessel A lightweight cover provides heat insulation for a heated vessel such as a soaking pit. The cover can be readily assembled in a manner providing for ease of repair plus simplicity of maintenance. The cover has a pair of opposing frame members with ceramic... | 02/03/1987 |
| 4606473 | Readily repairable and lightweight insulating cover for a heated metal container A lightweight cover provides heat insulation for a heated metal container, e.g., a ladle. The insulation cover is assembled in a manner providing for ease of repair plus simplicity of maintenance. The assembly has a frame member with depending guide means... | 08/19/1986 |
| 4606083 | Tub cover Thin, flexible sheets of water-impervious plastic material have their margins heat-sealed together and enclose a layer of insulating material of a size sufficient to cover the internal area of a tub. An internal bladder is of a size sufficient to cover at... | 08/19/1986 |
| 4530441 | Readily repairable and lightweight insulating cover for a heated metal container A lightweight cover provides heat insulation for a heated metal container, e.g., a ladle. The insulation cover is assembled in a manner providing for ease of repair plus simplicity of maintenance. The assembly has a frame member with depending guide means... | 07/23/1985 |
| 4530344 | Heat-radiating cover for food plates A heat-radiating cover for food dishes includes an outer shell joined at its periphery to the periphery of an inner shell having a shape complentary to and fitting within the outer shell and, mounted atop the outer shell and in the space between the outer... | 07/23/1985 |
| 4467919 | Apparatus for the safe-keeping of sheets of film The disclosure relates to an apparatus for the safe-keeping of a sheet of film before, during and after its exposure in, for example, an X-ray camera, the apparatus being in the form of a box of great length and width and low height, the box having an ope... | 08/28/1984 |
| 4444324 | Compartmented storage container Two embodiments of a compartmented storage container for liquids or foods. In both embodiments, the containers have two identical juxtaposed cylindrical body members with insulated walls, open base ends and dispensing openings closed by a removable insula... | 04/24/1984 |
| 4405055 | Vaulted cover with flange and plurality of pipe fittings A vaulted cover for an opening in a pressure vessel comprising a vaulted center piece and an annular rim surrounding thermal insulation material of a cover flange. The rim is assembled of two coaxially arranged cylindrical sections. Expansion gaps and sea... | 09/20/1983 |
| 4301942 | Insulated container An insulated container with a double wall construction having a removable partition centrally located within the container dividing the container into two compartments. A top is pivotally mounted on the partition and is constructed to close one of the com... | 11/24/1981 |
| 4295680 | Utility bucket seat A portable bucket seat is provided said seat being lightweight and sized so that it fits the open end of a standard bucket of the type that are commonly used by fisherman. The bucket seat is buoyant and is used for a cover for said bucket in order to keep... | 10/20/1981 |
| 4213537 | Container lid assembly A cover assembly for a paper receptacle comprising a molded plastic lid and a paper insert secured within the lid. The lid and the insert cooperate to define an air space therebetween. A vent opening in the lid communicates with the air space and is out o... | 07/22/1980 |
| 4204609 | Cooking, serving and warm-keeping arrangement Handleless cooking vessel nestable inside a serving vessel. The former has a broad grasping rim resting upon a bulge in the rim of the latter. It is also adapted to be closed by a lid, preferbly with step-like junction to the vessel. A plurality of units ... | 05/27/1980 |
| 4165013 | Covered cup A cup having a manually actuated cover is disclosed. The cover is associated with an actuating system disposed in the handle so that thumb pressure on a push rod causes the cover to move upwardly and rotate to one side to uncover the cup and allow the use... | 08/21/1979 |
| 4143695 | Picnic chest A chest suitable for use in picnicking formed by an upwardly opening container and lid structure for closing same. The lid has a central portion interposed between end portions. The lid end portions are hinged to the lid central portion to permit partiall... | 03/13/1979 |