Class 15/424 - Eraser

Subclass of Class 15 - Brushing, scrubbing, and general cleaning
Definition: Implement for disintegrating and removing indicia from a
No. of patents: 25
Last issue date: 04/01/2008

Number	Title	Issue Date
7350995	Marker eraser system A marker eraser system for efficiently combining an eraser with a dry erase marker. The marker eraser system includes a body having a tubular structure and a central aperture extending through the tubular structure. The central aperture extends through an inner end ...	04/01/2008
7341635	Eraser An eraser is constituted by an elastic material containing a rubber component or a resin component, and a skeleton structure for reinforcing the elastic material, and the skeleton structure is made from a porous structural material such as from an organic polymer th...	03/11/2008
7316841	Eraser An eraser is constituted by an elastic material containing a rubber component or a resin component, and a skeleton structure for reinforcing the elastic material, and the skeleton structure is made from a porous structural material such as from an organic polymer th...	01/08/2008
7309181	Magnetic mount dry eraser for accommodating writing utensils A dry eraser is disclosed including an eraser body having an upper region and a lower region, a layer of erasing material having a top portion and a bottom portion, the top portion affixed to the lower region of the eraser body, at least one socket on the upper regi...	12/18/2007
6732407	Forward-positionable eraser for a writing implement and method A writing implement having a forward-positioned eraser, and method. The eraser circumscribes the shaft of the writing implement, and may have an annular or doughnut shape. The eraser may be affixed to the shaft portion, for example where used with a fixed-length wri...	05/11/2004
6505984	Crayon with eraser The crayon assembly includes a crayon and an eraser. The crayon is made of a material which can make a mark on paper and which is capable of being erased from paper. The crayon assembly may also include a label. The crayon may include an attachment portio...	01/14/2003
6441091	Eraser An eraser composition comprising 22-41 wt % styrene-ethylene/butylene-styrene block copolymer, 5-15 wt % ethylene/propylene copolymer, 30-50 wt % calcium carbonate, 10-25 wt % factice; and 0.1-7 wt % pumice is provided. The eraser composition optiona...	08/27/2002
6416241	Pencil having a rotatable ferrule for exposing the eraser A pencil (20) includes a threaded end (30). A threaded ferrule (24) surrounds an eraser (26), and threadably engages the threaded end (30). When the ferrule (24) is rotated, it screws down on the threaded end (30) thereby exposing an unused portion of the...	07/09/2002
6083345	Tool for removing adhesive residues or the like from substrates A tool for removing adhesive residues, films or the like from a metal surface contains a shank, which can be rotated by a drive mechanism. A disk made from rubber or a plastics material is clamped in non-rotary manner to the shank....	07/04/2000
6007891	Message board eraser, eraser holder and attaching mechanism An eraser for a dry surface erase is disclosed. The eraser includes a cylinder having a tangentially extending flat surface to thereby form a "b" shaped member. The cylinder is provided with a covering of felt, cloth or other substance suitable for erasin...	12/28/1999
5957603	Combination support and eraser for a dry erase marker A support for a dry erase marker and eraser for wiping writing medium of such a marker from a writing surface includes a stopper having a load bearing end face opposite from a connector surface. The connector surface is engagable with an end of the dry er...	09/28/1999
5855442	Combined whiteboard marking pen and eraser A whiteboard marking pen includes an ink-containing pen casing having an ink applicator extending from a first end of the casing and a plug socket in a second end of the pen casing; a cylindrical pen cap including a socket end surrounding the ink applicat...	01/05/1999
5709491	Pencil-like eraser A tubular eraser for erasing ink or pencil marks comprises an elongated body of a rubber material. The elongated body has an insertion hole of a predetermined length and extending along the direction of the axis of the elongated body for accommodating an ...	01/20/1998
5584592	Combination ballpoint pen and mechanical pencil A combination ballpoint pen and mechanical pencil comprising a barrel with a nose cone having a hole therethrough. A plurality of different writing cartridges are provided, with each writing cartridge having a writing tip. A component is for radially posi...	12/17/1996
5530984	Quick wipe eraser for chalkboards An eraser is disclosed. The eraser includes a frame formed of tubular components coupled together. The frame includes a first peripheral member having long parallel side edges, a short rear edge and a triangular shaped front edge. The side edges are about...	07/02/1996
5388306	Eraser for a ring binder An eraser for a ring binder comprising an eraser element having at least one hole extending therethrough. The hole is sized so as to provide access to a ring of a ring binder. The eraser preferably has a triangle-like shape comprising a base, a first side...	02/14/1995
5345652	Refill eraser A refill eraser comprises at least one refill member. Each refill member includes a holding barrel having a partition portion and a plurality of rotation-preventive ridges formed on an inner peripheral surface of its front portion, and an eraser body havi...	09/13/1994
4979254	Eraser feeder An eraser mover for use with a power eraser comprising mechanical means for sliding the eraser out of its holder by inserting prongs into the eraser and moving the prongs outwardly....	12/25/1990
4872777	Means and method of eradicating images from electrostatic media Means and method for eradicating (i.e. removing) images affixed to copies of drawings or other documents made on electrostatic media by electrostatic copiers....	10/10/1989
4796328	Eraser An eraser capable of erasing characters and the like written on paper with a ball-point pen, fountain pen, typewriter, word processor, color pencil or the like. The eraser has an integral structure composed of plural types of eraser pieces having differen...	01/10/1989
4757901	Erasable label kit An erasable label kit for a video cassette, a computer floppy disk and the like is provided and consists of a plurality of durable permanent reusable self adhesive polyester film labels each of which is placed onto one video cassette or computer floppy di...	07/19/1988
4554703	Magnetic eraser dust collector A device for use with an eraser of a rubber composition having magnetic particles dispersed therein. The device has a permanent magnet for attracting the magnetic dust created by use of the eraser. For the ready removal of the collected dust the device fu...	11/26/1985
4485520	Foamed rubber erasers and process for the production thereof Uniformly porous foamed erasers and process for the production thereof, the process comprising continuously mixing air or other gas into a flowable plasticized mixture and gelling the mixture by introducing the same continuously to a heating mean....	12/04/1984
4374225	Method of fabricating an eraser A method of fabricating an eraser which contains a main basic material of low crystallizable polyolefin thermoplastic elastomer and normal synthetic rubbers having no hard segment for performing a crosslinking effect, namely, any one or more of chlorinate...	02/15/1983
4268411	Microcapsules having a wall of inorganic substance and process for the preparation thereof A process for preparing microcapsules comprising a core of highly viscous liquid substance encapsuled with a wall of an aggregate of finely divided silica powder, which comprises adding the highly viscous liquid substance into a powder bed of the finely d...	05/19/1981

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Class 15/424 - Eraser