Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8083411 | Packaging in the form of a bag A packaging container has walls made of film defining an interior of the packaging container. At least a first one of the walls has two wall parts that overlap one another forming an inwardly positioned overlapping strip and an outwardly positioned overlapping strip... | 12/27/2011 |
| 8066433 | Valve for vacuum storage bag A flexible, air-tight storage bag has an entrance opening for inserting an item to be stored into said bag with a releasably-closable seal across said entrance opening. A one-way valve assembly is installed in a surface of the bag and in fluid communication with the... | 11/29/2011 |
| 7972064 | One way valve and container The present invention provides a one way valve having a valve body, a wall, a fluid inlet, and a fluid outlet. The valve has a plunger which is moveable with respect to the valve body from a first position to a second position. The valve also has a diaphragm positio... | 07/05/2011 |
| 7874731 | Valve for a recloseable container A valve for a reclosable container comprises first and second opposing layers of a film material, wherein an overlap region of the second layer overlaps the container, and the first layer is sealed to the second layer around a portion of the second layer. The second... | 01/25/2011 |
| 7837387 | Evacuatable container A container (10) having a valve flap (20) which is movable between a closed position, whereat it is seated on the seating area (18) to close an evacuation port (16), and an opened position, whereat it is unseated from the seating area ( | 11/23/2010 |
| 7798714 | Flexible storage bag The flexible storage bag includes overlaying first and second sidewalls defining an internal volume that can be accessed from an open top edge. To evacuate air from the internal volume after the open top edge has been closed, the bag includes a one-way valve element... | 09/21/2010 |
| 7789563 | Valve gear A bag evacuation valve mechanism which can be used with suction devices having suction nozzles of different diameters and does not damage tightly closed bag stacked thereon to form a flat and stable shape of packing. A suction connector attached to the outer surface... | 09/07/2010 |
| 7726880 | Flexible storage bag The flexible storage bag includes overlaying first and second sidewalls defining an internal volume that can be accessed from an open top edge. To evacuate air from the internal volume after the open top edge has been closed, the bag includes a one-way valve element... | 06/01/2010 |
| 7597479 | Storage bag with fluid separator The storage bag includes an interior volume for containing food items and a one-way valve element through which air from the interior volume can be evacuated. To prevent fluids and juices from the stored food items from contaminating the valve element, a separator d... | 10/06/2009 |
| 7510326 | Moisture-proof sealing bag A moisture-proof sealing bag comprises a bag body and an exhausting valve. The bag body has an opening, which has a flexible belt on the opening end. A proper position under the flexible belt of the bag body has the exhausting valve. The exhausting valve is conceale... | 03/31/2009 |
| 7438473 | Flexible storage bag The flexible storage bag includes overlaying first and second sidewalls defining an internal volume that can be accessed from an open top edge. To evacuate air from the internal volume after the open top edge has been closed, the bag includes a one-way valve element... | 10/21/2008 |
| 7422369 | Storage bag with fluid separator The storage bag includes an interior volume for containing food items and a one-way valve element through which air from the interior volume can be evacuated. To prevent fluids and juices from the stored food items from contaminating the valve element, a separator d... | 09/09/2008 |
| 7399263 | Food bag release valve A method of making a plurality of flexible containers (12/112/212) comprising the steps of manufacturing a plurality of bag structures (13/113/213), separately manufacturing a plurality of valves (10/110/210), aligning the valves (10/110/210 | 07/15/2008 |
| 7367516 | Decontamination liquid spraying appliance A decontamination liquid spraying appliance has a storage container for the receiving decontamination liquid, in particular of GD5 solution, and further has a spraying device flow-connected to the storage container. The appliance is used for the decontamination of o... | 05/06/2008 |
| 7364360 | Package for horizontal transport A packaging system consisting of a sealable bag with an optional exterior pocket and an integral handle fastened across the top side that allows for the horizontal storage and transport of food products and other goods. ... | 04/29/2008 |
| 7351044 | Multi-stage piston type compressor In order to achieve a high level of impermeability with a low closing force for the sealing elements of a multistage piston compressor, the overflow channel (19) in the valve piston (9) opens into at least two passages (26, 27) and the sealing p... | 04/01/2008 |
| 7350541 | Leakproof one-way valve for use with vacuum attachment A one-way valve allows air to be drawn from a collapsible, flexible, airtight bag using a vacuum source. When the vacuum source is removed, the one-way valve prevents air from re-entering the bag. The valve assembly comprises a base, a valve element supported by the... | 04/01/2008 |
| 7331715 | Valve element Provided is a valve element for venting fluids, such as gas or liquids, entrapped in a packaging enclosure. The valve element includes a base element having an aperture disposed through it and a membrane having a protruding raised portion. The membrane is attached t... | 02/19/2008 |
| 7328548 | Devices and methods for introducing air into, or removing air from, containers A device comprising a plug positioned within a housing to regulate air within a container, for example, plastic storage containers or bags. The plug is positioned within the housing to occlude a port hole in the housing. The housing is positioned within a container ... | 02/12/2008 |
| 7325381 | Devices and methods for introducing air into, or removing air from, containers Devices comprising a plug positioned within a housing to regulate air within a container, for example, plastic storage containers or bags. One embodiment utilizes a plug that occludes an opening in a housing. The plug is displaced from the opening to inject or evacu... | 02/05/2008 |
| 7311442 | Air valve for a fillable poly bag An air valve for a poly bag that permits the escape of air from the bag as it is filled by a filling tube. The air valve consists of a plurality of slitted openings in one top corner of the bag and a valve flap mounted in the poly bag near the slitted openings that ... | 12/25/2007 |
| 7294354 | Container with gas release feature A gas release container comprises a container body having a bottom wall and a side wall extending upwardly from the bottom wall and terminating at an upper edge, a removable closure affixed to the upper edge in a substantially gas-tight manner, and a gas release val... | 11/13/2007 |
| 7290660 | Storage system having a disposable vacuum bag The present invention provides a storage system having a storage device having at least one polymeric sheet sealed along a portion of its' periphery to provide an opening to a storage space; a resealable closure structure adapted to seal the opening to the storage s... | 11/06/2007 |
| 7270479 | Venting reclosable bags A reclosable bag has a bag body and a reclosable, zipper-type closure. The reclosable closure has extruded male and female interlocking profiles extending along opposing sides of an opening of the bag and are constructed to releasably interlock. The closure also has... | 09/18/2007 |
| 7260871 | Ventable interlocking closure strip The invention generally relates to interlocking closure devices including two closure elements arranged to be interlocked over a predetermined length. The closure elements permit the venting of fluids when the closure elements are in their occluded vented position. ... | 08/28/2007 |
| 7252903 | Battery pack The battery 2 of the battery pack is temporarily held in a mold 30 to form a molded resin region 1, synthetic resin injected into the mold cavity 31 to form the molded resin region 1 attaches to the battery 2, and the molded... | 08/07/2007 |
| 7244223 | Food bag release valve A method of making a plurality of flexible containers (12/112/212) comprising the steps of manufacturing a plurality of bag structures (13/113/213), separately manufacturing a plurality of valves (10/110/210), aligning the valves (10/110/210 | 07/17/2007 |
| 7243683 | Overpressure valve for the content of a package An overpressure valve for a packaging container is disposed on the inside of the packaging material comprising the packaging container. The overpressure valve comprises a base plate, a diaphragm, and a connecting element. The overpressure valve is relatively simple ... | 07/17/2007 |
| 7240796 | Packaging release valve for refrigerated food items A valve assembly is provided for venting pressurized gases generated from within an enclosed package during a heating of the package. The valve assembly has a membrane element, a tubular body and a retaining member. The tubular body has an open end, a closed end and... | 07/10/2007 |
| 7237293 | Method of controlling a shoe washing process of a washing machine A method of controlling a shoe washing process of a washing machine performs washing, rinsing, and spin-drying operations. The method includes the operations of determining whether or not to select a shoe washing course, and washing the shoe according to a reversibl... | 07/03/2007 |
| 7237953 | Reclosable bag The reclosable bag has a gusset side structure so that the bag can be self-supporting on its bottom surface. The reclosable structure can be an internal structure or an external structure. As an external structure the front and rear walls extend above the reclosable... | 07/03/2007 |
| 7232108 | Exhaust valve for a bag An exhaust valve for a bag comprising a valve body having an exhaust opening communicating with a part between the inner and outer surfaces of the bag, a lid body detachably fitted to the valve body having a suction opening, a valve plate arranged above the upper en... | 06/19/2007 |
| 7181893 | Vacuum-packing diaper and pressing encasement A method of packaging a diaper for an aesthetically pleasing appearance to a consumer includes: disposing a compressible absorbent diaper within a flexible substantially air impermeable encasement; creating a vacuum state within an interior space defined by the enca... | 02/27/2007 |
| 7181894 | Pressing and vacuum-sealing diaper in vacuum chamber A diaper is packed by being vacuum-sealed within a vacuum chamber. The method includes: (a) disposing a compressible absorbent diaper within an interior space defined by a flexible substantially air impermeable encasement within a chamber, the chamber for creating a... | 02/27/2007 |
| 7178555 | Pressure relief valve A pressure relief valve that is mountable to protect packaging so as to vent pressurized gases contained within the packaging. The present invention also pertains to a pressure relief valve which includes at least one passageway defined by at least one inner rail an... | 02/20/2007 |
| 7178550 | Pressure control valve for a packaging container and device for attaching the pressure control valve to a material web A pressure control valve for a packaging container includes a supporting body having a recess a is disposed in an axially captive fashion either by means of gluing or by means of securing projections A device for attaching the pressure control valve to a material we... | 02/20/2007 |
| 7178312 | Pressing and vacuum-packing diaper A method of packaging a diaper includes: disposing a compressible absorbent diaper within a flexible substantially air impermeable encasement; creating a vacuum state within an interior space defined by the encasement; sealing the encasement such that the interior s... | 02/20/2007 |
| 7147799 | Methods of using an oxygen scavenger An oxygen scavenging packet containing an iron-based oxygen scavenger and an electrolyte is set forth in which the rate of uptake of oxygen is increased by virtue of the introduction into the packet of an oxygen uptake accelerator containing water. Methods of increa... | 12/12/2006 |
| 7137738 | Recloseable storage bag with porous evacuation portal A recloseable storage bag is disclosed which may include first and second sides having closed sides and an open top. Primary closure members may be provided proximate the top, with a secondary closure element being provided in one of the sides to enable gas to be ev... | 11/21/2006 |
| 7138025 | Method for manufacturing a sealable bag having an integrated tray for use in vacuum packaging A method for manufacturing a bag for use in vacuum packaging comprises forming a first panel including a tray for retaining contents within the bag and a second panel. Optionally, the tray can include a plurality of ridges or protuberances for suspending contents su... | 11/21/2006 |