Class 383/114 - Including specified end structure

Subclass of Class 383 - Flexible bags
Definition: Subject matter including details of the bag bottom.
No. of patents: 33
Last issue date: 02/26/2008

Number	Title	Issue Date
7334941	Apparatus and method for washing of items An apparatus for washing items comprises a generally cylindrical mesh housing; a first wall and a second wall, said first wall and said second wall being positioned within said housing so as to define first, second and third compartments in said housing; an opening ...	02/26/2008
7291370	Packaging material and containers formed therefrom The flexible, reusable packaging container of the present invention is comprised of a packaging material. The packaging material is comprised of one or more layers of coating disposed on one or more layers of textile substrate. The coating layer may be comprised of ...	11/06/2007
7275869	Inner bag for transport tank and producing method thereof An inner bag for a transport tank is constituted of a doubled tubular film in which a tubular film is inserted into another one. An inner bag supply-discharge opening is thermally welded to an attachment hole formed in the doubled tubular film. When thermally weldin...	10/02/2007
7029190	Braille input device A Braille input device includes eight keys for entering dot information that forms a Braille character. The device further includes a space key and eight function keys, with a separate function key arranged above each dot key. This allows a user to rapidly and accur...	04/18/2006
6599016	Pinch bottom bag with tear strip A pinch bottom bag construction, for a multiwall bag, incorporating an easy open feature, which permits the controlled opening of a portion of the mouth opening of the bag, to create a spout-like opening, with the use of a tear strip disposed on the upper...	07/29/2003
6391404	Coextruded multilayer film materials and containers made therefrom A multilayered film (220) suitable for medical uses is coextruded in a machine direction and comprises a first layer (222) defining a pair of peripheral edges (225,227) extending in a direction parallel to the machine direction. The film has a second laye...	05/21/2002
6127009	Dispenser unit, process for manufacturing the same and its use A dispenser unit has a flexible polymer bag, a joining part (10, 11) and a stiff hard part (20). The joining part has an inner layer (11) welded to the hard part and an outer polymer layer (10) welded to the inner material of the flexible bag. The inner m...	10/03/2000
6033114	Window bag with polyester lining and method of forming same An ovenable bag for packaging heated, greasy food items for display is formed of a laminate having a thin, transparent, polyester inner layer and a relatively thicker and stiffer opaque outer layer formed of a foldable and printable material. The wall str...	03/07/2000
5981028	Film for multiple bag A film for a multiple bag which film is a multiple film comprising at least two sheets of film put one on another and having scattered along its both-side edge portions spot-fused portions by which the at least two sheets of film is partially united....	11/09/1999
5967664	Sift proof valve bag A valved bag is provided, having first and second end portions, and at least one in-folded flap member and at least one outer flap member affixed to at least one of the first and second end portions. A cover member is positioned and affixed to the in-fold...	10/19/1999
5786050	Easy opening pouch A multilayer laminated film pouch disclosed has an easy opening characteristics. The layers of the film is composed of an innermost film containing linear low density polyethylene, an intermediate film made of oriented polyolefin, an outermost film made o...	07/28/1998
5620759	Container protected by a conformable sorbent sleeve Container that holds a fluid is disposed in a conformable sleeve that has a tubular body and an opening. The tubular body comprises a nonwoven web that contains microfibers, and the opening is sized to permit the container to enter the tubular body's inte...	04/15/1997
5545419	Patch bag having supplemental seal A patch bag has a patch adhered to a bag, with a primary seal primary seal across an uncovered portion of the bag, and a supplemental seal inward of the primary seal. The supplemental seal reduces or eliminates an uncovered region between the primary seal...	08/13/1996
5512337	Packages with controlled easy open features An easy open tear control package, preferably a pouch, from a film of polymeric barrier material is disclosed. Methods and films for making of such packages are also disclosed. The easy open tear control feature arises from roughening portions of the oute...	04/30/1996
5478153	Multilayer sack or bag with bottom The invention concerns a multilayer sack or bag with side folds which consists of several tubular webs with side folds inserted one into the other, in which arrangement at least one open end is closed by a bottom. To form a bottom that is comparatively le...	12/26/1995
5451437	Method and article for protecting a container that holds a fluid A method and article for protecting a container that contains a fluid. The method includes the steps of: (a) providing a container that holds a fluid and that has first and second ends, a side, and a length; (b) providing a conformable nonwoven web that contai...	09/19/1995
5209573	Trash can liner A trash can liner is disclosed which evenly distributes the load across the sealed bottom portion thereof. The liner includes a body portion which is formed from a tube of coextruded, thermoplastic film. The tube includes edge portions which are folded in...	05/11/1993
5048692	Bag closure structure in which a single resealable closure acts as both the primary and secondary closures A sealed multi-ply bag capable of being resealed including sides, a bottom, and front and back panels. A resealable closure is mounted across the top edges of the front and back panels as the secondary closure. The front and back panels are folded one or ...	09/17/1991
4927474	Process and apparatus for sealing thermoplastic plies in laminated sheets having thickened sections A process and apparatus for sealing plies of thermoplastic material included in laminated sheets having thickened sections in a manner such that strong side seals result with substantially no delamination of one or more plies of a laminated sheet comprise...	05/22/1990
4925711	Packaging bag for photosensitive materials and bag-making method thereof A packaging bag for photosensitive materials has an opening and welded fin sides wherein the bag and comprises a folded cylindrical coextruded multilayer inflation film having at least one light-shielding layer containing a light-shielding material, said ...	05/15/1990
4890936	Waste bag A waste bag made of a synthetic plastics material. It has an internal lining of a liquid-absorbent material which terminates inwardly of the mouth of the bag, so that the latter is free of lining in the region of its mouth to enable that region to be gath...	01/02/1990
4866786	Ovenable bag An ovenable bag includes a sheet of paper-like material; opposite edges of the sheet secured to each other to define a tubular member having opposite ends; the tubular member being folded inwardly along lengthwise fold lines thereof which are diagonally o...	09/12/1989
4837849	Stand-up plastic bag and method of making same A stand-up plastic bag has a pair of front and rear side walls defining an open bag mouth at upper edges thereof, and a pair of front and rear bottom gusset walls being disposed between the side walls. The walls are composed of a multi-layered film of dif...	06/06/1989
4761080	Multilayer gusseted bag with reverse fin seals A gusseted bag is provided which, according to a preferred mode, is constructed of thermoplastic multilayer film with an outer sealing layer and has a seamless folded bottom and reverse-fin-sealed sides. Advantageously, the starting material for such bags...	08/02/1988
4710967	Double-wall sack made of circular-woven tube with gathered loop A container or bag or sack essentially comprises a tubular fabric, in particular a circular fabric of polyolefines, having a double wall formed by turning in or partially inverting the tubular fabric. In addition, a cut extending downwardly from the folde...	12/01/1987
4700531	Method of forming a package having strong seals and a modified ply-separation opening The invention discloses a multiple layer packaging film, packages made therefrom and a method of opening the packages. The invention provides inseparable seal strength and in some cases hermetic seals, in combination with peelable ply separation opening f...	10/20/1987
4658433	Rib and groove closure bag with bead sealed sides A side-sealed bag with a closure device. The bag has a peripheral bead seal and an upper flat seal extending inwardly from the bead seal between the top and the closure elements and a lower flat seal extending inwardly from the bead seal between the botto...	04/14/1987
4638913	Multiply package having delaminating easy open seal Disclosed is a package for cheese, luncheon meat and the like having an easy open seal. The package comprises a pouch-like receptacle constructed from flexible thermoplastic film having at least two layers wherein the outer surface layer has a tensile str...	01/27/1987
4628535	Large sack comprising a double-walled outer sack and an inserted inner sack A sack comprises an inner container and a double-ply outer container which latter comprises a tubular or essentially tubular section of which the opposed severed edges are interconnected by a seam. Alternatively, the outer container comprises two such sec...	12/09/1986
4498192	Bag having an overlapped closure and method of fabricating the same An improved bag construction, and a method of bag forming, are disclosed which gives an economical yet strong, burst- and leak-resistant closure without the necessity of sewing or use of expensive stepped cut tubes. The bag is formed using a tube having o...	02/05/1985
4253507	Reinforced container for bulk materials A reinforced receptacle for bulk materials is constructed from a two-ply plastic tube having a reinforced sheet wrapped and overlapped about the two-ply plastic tube. The reinforced sheet is adhesively secured to the two-ply tube, and the lower end of the...	03/03/1981
4142667	Sealable longitudinal sleeveless valve bag A bag of tubular form closed at one end and partially closed at the other end by a first rear wall portion being folded over and sealed to a front wall. The opening between a second rear wall portion and opposed front wall forms the valve which is sealed ...	03/06/1979
4088264	Multiwall pouch bags for detached packaging of commodities A bag of tubular form open at one end and closed at the other end, consisting essentially in the combination of: an outer tube comprising one or more contiguous plies of non-heat sealable, flexible sheet material, such as paper, and an inner tube comprisi...	05/09/1978

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Class 383/114 - Including specified end structure