Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 8052004 | Releasable lockable lid A releasably locking lid for a beverage container is disclosed. More specifically, lid embodiments include an outer surface, an inner surface, and a lip, the lid including a center piece and an outer ring that is configured to rotate relative to the center piece to ... | 11/08/2011 |
| 7413095 | Vandal resistant locking cap with limited tightening torque A device for closing, connecting and/or locking including a driving element and a driven element having a threaded end. The driven element is at least partially positioned within the driving element. An axial anchoring structure axially anchors the driving element t... | 08/19/2008 |
| 7364048 | Cheese server A cheese server including a flat serving tray with an upwardly domed closure mountable thereover and including an enlarged vent opening generally parallel to and aligned over the tray with the vent opening closed by a removable vent panel having multiple openings th... | 04/29/2008 |
| 7287662 | Closure plug improvement An externally threaded closure plug for tightly closing off the internally threaded opening in shipping and storage containers such as drums, pails and the like. The plug is formed as a cup having a bottom wall and threaded cylindrical sidewall terminating in a circ... | 10/30/2007 |
| 7187297 | Methods for sealing openings in tubulars Systems and methods for downhole communication and measurement utilizing an improved metallic tubular having an elongated body with tubular walls and a central bore adapted to receive a run-in tool. The tubular including slotted stations to provide through-tubular s... | 03/06/2007 |
| 7168585 | Container and method for preventing leakage therefrom through isolating deformation in the container A container and method for preventing leakage therefrom through isolating deformation in the container caused by external forces. The container comprises a container wall having an opening therein, the opening capable of receiving a closure bushing with a sealing me... | 01/30/2007 |
| 7166800 | Macroencapsulation container having both releasable and permanent sealing means A macroencapsulation container having in combination an inner container member with an inner lid member and an inner body member, and an outer container member with an outer lid member and an outer body member, the inner container member being composed of a thermopl... | 01/23/2007 |
| 6612455 | Cap lock assembly and system A cap lock system for restricting access to a threaded cylindrical end of an access or security device, such as a Schrader valve. An inner lock has a threaded cavity which screws onto an externally-threaded cylindrical end of the Schrader valve. The inner... | 09/02/2003 |
| 6332550 | Tamper-evident container closure A tamper-evident closure for a container includes an outer tamper-evident cap engagable over an inner container sealing cap which may form part of the tamper-evident closure or part of the container, cap retaining prongs on the outer cap which permit plac... | 12/25/2001 |
| 6050436 | Tamper-evident container closure A tamper-evident closure for a container includes an outer tamper-evident cap engagable over an inner container sealing cap which may form part of the tamper-evident closure or part of the container, cap retaining prongs on the outer cap which permit plac... | 04/18/2000 |
| 5960998 | Insulated spray bottle A spray bottle for maintaining and dispensing a non-ambient temperature fluid including an insulated container reducing heat transfer through the container surfaces and a hand powered spray mechanism attached to an opening at the top of the container. The... | 10/05/1999 |
| 5833928 | Specimen transporting and processing system A specimen transporting and processing system having a tubular container with a collar threadedly secured at one end and with a cap applied to the collar. The collar is temporarily locked in place on the container by means of an extending tab which is bou... | 11/10/1998 |
| 5813554 | Annular lock An annular lock stopper for closing an aperture of a bottle having a neck with an inner wall, an upper edge which delimits the aperture, and an outer recess situated below the upper edge on an outer wall. The annular lock stopper includes a stopper part a... | 09/29/1998 |
| 5725114 | Child resistant cap and container incorporating same A child resistant container apparatus includes a container for containing a substance and having an opening; a first inner cap member for removably covering the opening; first threads for rotationally engaging the first cap with the opening in a first dir... | 03/10/1998 |
| 5711443 | Tamper-evident container closure A tamper-evident closure for a container includes an outer tamper-evident cap engagable over an inner container sealing cap which may form part of the tamper-evident closure or part of the container, cap retaining prongs on the outer cap which permit plac... | 01/27/1998 |
| 5649639 | Vented container for flowable media A venting container prevents the incursion of contaminants and water during the breathing of the contents and has a central body received in a collar in the top wall of the container and adapted to accommodate a filter element. The central body is secured... | 07/22/1997 |
| 5469881 | Valve assemblies A high pressure stop kit for a valve assembly such that an inspection port can be sealed. The kit includes a plug to be screwed into the port and an over-plate secured to that plug. The interface between the plate, plug and port secured to that plug. The ... | 11/28/1995 |
| 5320237 | Sealed closure for drum A closure is used for selectively closing an opening of a container, the container including a tubular collar defining an opening and surrounded at the opening by an annular collar flange. An embossment includes a tubular collar retainer having an outer d... | 06/14/1994 |
| 5316399 | Closure device for a container An applicator element and a cap are adapted to be mounted on a neck provided on an upper part of a container. The cap is mounted on the neck by a capsule carrying the applicator element and capable of directly ensuring closure of the container by the coop... | 05/31/1994 |
| 5277324 | Fluid absorbing bottle cover A bottle cover arranged for securement about an upper portion of a bottle member in a complementary relationship, wherein the bottle cover includes a body cavity and is formed of a fluid absorbing sponge material having a head portion to receive the bottl... | 01/11/1994 |
| 5195646 | Radiator cap cover A radiator cap cover that engages a radiator cap to deflect steaming radiator coolant downward and away from a user during overheating of a radiator and unscrewing of the radiator cap is disclosed. Gripping structure conforming to the fingers of a user's ... | 03/23/1993 |
| 5096078 | Tamper-evident closure assembly A closure assembly for a container which includes an air-impervious diaphragm which when subjected to differential pressure will expand to retain articles in place within a container. The diaphragm is retained in position by a ring member that secures the... | 03/17/1992 |
| 5065883 | Tamper evident closure A tamper evident, unitary, plastic overcap adapted to be placed over a container neck flange, which neck flange has, adjacent its outboard end, a radially outwardly protruding annular ridge. The overcap comprises a relatively thin, flat, round, end wall h... | 11/19/1991 |
| 4838448 | Tamper indicator lid A container for holding articles includes a tamper detectable lid which is integrally attached to the container to overlay a capped opening to the container. Removal of the lid from the container provides evidence of tampering and must, in any event, be a... | 06/13/1989 |
| 4775073 | Multi-purpose fitting system A multi-purpose fitting system includes a container having an inner tank and an outer tank made of a plastic material. An aperture is provided at the top of the container in which a multi-purpose fitting is provided. The fitting includes a close-off fitti... | 10/04/1988 |
| 4765499 | Filter cap A venting closure (10) for containers (12) having a pour opening (14) defined by a circumferential rim (16) includes a top wall (20) having inner (22) and outer (24) surfaces. A side skirt (26) extends from the top wall (20) about the inner surface (22). ... | 08/23/1988 |
| 4712711 | Container for transporting hazardous chemicals An improved container is provided for transporting hazardous chemicals, and particularly chlorinated organic chemicals, such as benzoyl chloride. The improved container comprises a standard drum generally having a lining of a protective material, a remova... | 12/15/1987 |
| 4706836 | Leak-resistant drum seals Leaks of hazardous materials that are toxic by inhalation are resisted from shipping drums of substantial capacity by an improved drum seal which resists rotation of a plug relative to an overcap which is locked onto the plug.... | 11/17/1987 |
| 4594214 | Container for storing radioactive materials The invention is directed to a container for storing radioactive materials hich includes a closing cover tightly secured to the outer layer of the container vessel by a continuous weld seam. The container includes an annular body which is attached to the o... | 06/10/1986 |
| 4555339 | Cooking grease collection pot A cooking grease collection pot includes inner and outer cylindrical containers. The inner container is made of a heat resistant plastic material and it includes an overlapping portion on which the lid is screwed so that the outer periphery of the lid can... | 11/26/1985 |
| 4384655 | Pressurized vessel having closure safety means A vessel includes a body having a chamber normally containing pressurized gas and enclosed by a removable closure provided with a gas charging valve. Inadvertent disassembly of the closure when the chamber contains pressurized gas is precluded by a planar... | 05/24/1983 |
| 4337869 | Closure assembly A closure assembly comprises two separable closure members which are pre-assembled in coaxially stacked relationship, with their top panels aligned in the same direction. The lower closure member of the stack assembly comprises locking elements which are ... | 07/06/1982 |
| 4254888 | Locking gas tank cap A locking device for a tank having a spout and a cap attached to the spout, the device including a main body having a first and second hinging portion. The first and second hinging portions are hingedly connected with each other and have corresponding mat... | 03/10/1981 |
| 4136796 | Vented closure A closure is provided for a container opening. The opening is defined by a neck extending outwardly from the top of the container. The closure includes a liner cap disposed both interiorly and exteriorly of the neck and defines a central passage. A plug e... | 01/30/1979 |
| 4114779 | Bung hole assembly An improved closure assembly for plastic drums is provided which includes female buttress threads formed on a tubular projection of the drum head, and an adaptor inserted into the tubular projection threadably engaging the buttress threads, the adaptor ha... | 09/19/1978 |
| 4004709 | Drum closure A closure for light gage steel drums made up of an internally threaded closure flange mechanically secured within a suitably formed container wall opening. The flange is formed with a cylindrical neck internally threaded throughout its lower extent and su... | 01/25/1977 |
| 3987929 | Cap seal for drum Cap seal made of a material having some elasticity and including a circular top wall, a peripheral wall and an inward annular projection formed on the inner surface of the peripheral wall and engageable with an outwardly projecting edge at the upper end o... | 10/26/1976 |
| 3951172 | Adjustable cleanout plumbing fitting Over a threaded plug closed cast metal fitting body joinable to a pipe stub end and at its top periphery bearing an integral single-turn roll male thread, there is telescoped and adjustably supported a housing assembly including a cylindrical plastic hous... | 04/20/1976 |
| 3946894 | Drum closure A closure for light gage steel drums made up of an internally threaded closure flange mechanically secured within a suitably formed container wall opening. The flange is formed with a cylindrical neck internally threaded throughout its lower extent and su... | 03/30/1976 |
