Class 402/21 - Releasably attached to keeper

Subclass of Class 402 - Binder device releasably engaging aperture or notch of sheet
Definition: Device including means to disengageably secure the distal
No. of patents: 25
Last issue date: 02/23/2010

Number	Title	Issue Date
7665924	Back plate and file cover for ring binder On the one surface of a back plate suited to a length-and-width size of a ring binder, hooks serving as an engaging means are formed. The back plate is fixed to the spine surface of the file cover. When the ring binder is pressed against the back plate, the hooks ar...	02/23/2010
7341390	Loose-leaf binder A loose-leaf binder has a back, a binder made of a flexible material and attached to the back and two end plugs mounted respectively in ends of the back. The back has two tracks, two side slots and a middle slot. The binder has multiple open rings having two ends. E...	03/11/2008
7017737	Structure of CD box A CD box, wherein a connecting plate between two body parts forms a pair of engaging hooks, one end of each engaging hook is connected to the connecting plate to form a connecting end, and the other end forms an open tailing end, so that round holes on thin CD sleev...	03/28/2006
6994215	Sleeve retainer clip for a compact disc binder A inverted U-shaped retainer clip is provided for securing sleeves to a binder for storing and protecting disc type objects. One embodiment of the retainer clip includes a body portion as well as downwardly extending legs on each end. Each leg terminates in a coupli...	02/07/2006
6916134	Safety ring binder having sliding actuators A safety ring binder mechanism helps prevent finger pinching by requiring simultaneous opposite movement of sliding actuators at both ends of the mechanism in order to open and close the rings. When the actuators are outermost, dimples on the actuators press the bla...	07/12/2005
6082769	Clip for binding cut sheets used with a multi-functional picture book learning system A clip for securing cut sheets of image bearing medium to a notebook or picture book is provided that has an inverted U-shape. The clip is made of an elastic material that has a latch on either end to attach to a cavity in either a notebook, picture book,...	07/04/2000
6030140	Binder An improved binder formed of two cover portions made of rigid material joined together with a living hinge. A closure flap with a second living hinge joins the free ends of the cover opposite the binder spine. An improved method of attaching a pocket to t...	02/29/2000
6010270	Ring binder with locking device A ring type binder for perforated sheets or the like in which two members are coaxially secured so that a slot is formed along each longitudinal edge of the members. Another partially open ring member is provided that is configured to be slidably received...	01/04/2000
5597104	Disposable coupon holder for a shopping cart A one-piece coupon caddy is a sheet formed with a series of coupons. The sheet has a pair of ears that are bent rearwardly from the body of the sheet. The two ears have slots that receive the horizontal bar of a shopping cart basket so that the coupons ar...	01/28/1997
5433480	Notebook binder system A system for releasably and laterally mounting or removing a plurality of booklets including in a preferred embodiment: 1) unitary spines for removably retaining the booklets therein each having at least one upstanding tab on an outer surface thereof and,...	07/18/1995
5423624	Hinged loose-leaf retainer system A system for retaining stacks of loose-leaf papers in a file folder providing random access to any one sheet is disclosed. The system includes flexible retainer strips sized to fit through perforated holes in the paper and whose ends are configured to rel...	06/13/1995
5184046	Circular waveguide plasma microwave sterilizer apparatus An apparatus for plasma sterilization including a sterilization chamber and at least one microwave plasma generator for producing gas plasma products communicating therewith. The mircowave plasma generator includes a cylindrical metal waveguide and an axi...	02/02/1993
5037229	Closure for wire loop binder This is a closure unit for wire loop binder which includes a flexible outer retaining flange specifically constructed to increase the resistance to longitudinal movement between the closure unit and wire loop binder. The increased friction resists movemen...	08/06/1991
5018895	Film stacker clip A film stacker clip arrangement (10) for a stack (100) of sheets of film (101) or flats having aligned apertures (102) wherein the arrangement (10) includes a plurality of clip units (11) having a male member (15) and a female member (12) connected by a f...	05/28/1991
5009537	Booklet binding system This is a booklet binding system which includes an elongated closure unit specifically constructed and arranged to be removably inserted between the two rows of opposed spaced apart loops of a wire loop binding unit, wherein the closure unit defines a pai...	04/23/1991
4932804	Loose leaf retainer for file folders A pair of flexible retainer strips each of which can be held in ring configuration by a head and socket at opposite ends of the strip which interlock to retain a stack of perforated sheets in a file folder. Each retainer strip is slidably mounted in a sep...	06/12/1990
4773786	Board for writing with pen producing erasable marking, the board having a header in the upper part, hooked to the board by means of a special attachment A board for writing by means of a pen producing erasable marking comprises a header (2) fixed to it by means of a hooking device which permits the header to be removed from the board and hooked again an infinite number of times without damaging any part o...	09/27/1988
4594016	Flip card file holder A card file holder including a base having outwardly and upwardly divergent card supporting extensions. Pedestals on the underside of the base have angularly orientated surfaces permitting base installation on an upright wall surface or a horizontal surfa...	06/10/1986
4577985	Ring binder A ring binder having flexible ring elements for holding sheets of paper or the like in an organized manner. The binder includes a backplate integrally coupled to a number of ring elements by a living hinge to allow flexing of the ring elements to and from...	03/25/1986
4511274	Looseleaf binder assembly A looseleaf binder assembly consisting of a backbone member and a second member that has fastened thereon a plurality of resilient rounded fingers in a position that will accept a plurality of loose sheets is disclosed. The second member contains an inwar...	04/16/1985
4429901	Posting board A check posting board is provided for aligning checks on top of a business form with duplicating material therebetween, whereby writing made on the check is duplicated on appropriate lines and columns of the business form. The board comprises a generally ...	02/07/1984
4374627	Binder for perforated sheets or the like A two part binder for perforated sheets or the like in which a toothed binder member is provided with a constant opening through which sheets are moved for binding engagement with and disengagement from the teeth of the binder member. Another member close...	02/22/1983
4261664	One-piece report binder A one-piece binder blank is die cut from plastic sheet stock and formed with integral straps and strap keepers to fasten loose leaves in the binder. The blank is scored to form one or more fold lines defining a spine between front and back covers. At spac...	04/14/1981
4178710	Flip leaf exhibitor having separable ring fasteners for leaves A changeable exhibitor or sign includes a base plate for attachment to a primary support and an underlying backbone strip spanning the base plate in one direction and anchored thereto. Flip leaves bearing changeable indicia are hingedly and removably atta...	12/18/1979
4174910	Paper clip and binder device An improved sheet binding device for fastening together a plurality of sheets having pre-punched, spaced-apart openings, comprises an elongated backing member extending between such spaced-apart openings; and, attached to the backing member at spaced-apar...	11/20/1979

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Class 402/21 - Releasably attached to keeper