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Class 434/408 - Chalkboard or equivalent means having easily erasable surface


Subclass of Class 434 - Education and demonstration
Definition: Subject matter including a panel having a surface from which
No. of patents: 124
Last issue date: 11/01/2011


1        
NumberTitleIssue Date
8047851Bulletin board organizer
A wall-mounted storage and organization organizer for notes, memos, calendars, business cards, reminders, keys and the like, comprising a multi-door cabinet is herein disclosed. The organizer has approximate dimensions of twenty-eight (28) inches in height, twenty (...
11/01/2011
7980857Foldable dry erase board
This invention relates generally to writing boards, and more particularly to reusable and foldable boards that permit writing to be easily removed. In one embodiment, a writing board comprises a substrate comprising a front panel, a rear panel opposite the front pan...
07/19/2011
7963772Learning apparatus
The present invention concerns that of a new and improved learning apparatus that includes a base with an appealing shape, a covered amount of writing media for a toddler or child to write on repeatedly, and a storage area on the base for placement of at least one l...
06/21/2011
7878812Adhesive-backed chalkboard wall covering
An improved chalkboard marking surface comprises a rollable, flexible sheet of polypropylene having two sides that are opposite one another, each having a generally flat surface. On one side, a layer of adhesive is applied to the polypropylene substrate. On the same...
02/01/2011
7874843Drawing tablet for underwater or extreme environment
A writing or drawing tablet that is suitable for use in an underwater or any extreme environment is provided. A length of waterproof (plastic) vellum is stretched between two rollers over a flat surface thereby enabling the user to easily draw or write on the vellum...
01/25/2011
7874842Marker board
A display board assembly includes a polymeric board having edges, a backing coupled with the polymeric board and configured to engage a mounting surface, and a dry erase surface coupled with the polymeric board. The backing is spaced inwardly from the edges of the p...
01/25/2011
7862341Marker board
A mobile furniture and accessory system for an office environment includes storage components, table or desk components, screen or partition components, paper management components, marker board components, computer support furniture and the like, for use in facilit...
01/04/2011
7758348Work and display device and method
A work and display system and device including a flexible work support, a static cling material attached to the flexible work support having permanent markings on one side, and a coating having an outer surface for erasable marking. A work and display method. ...
07/20/2010
7731501Underwater drawing tablet
An underwater writing and drawing tablet that stretches a length of waterproof (plastic) vellum between two rollers over a flat surface thereby enabling the user to easily draw or write on said vellum and permanently save the drawing and writing. ...
06/08/2010
7604481White board and white board display system
The present invention provides a writing board system including several white boards and a frame for mounting to a vertical surface 20. The white boards may be removably interconnected to one another and supported to the frame by a series of mounting brackets...
10/20/2009
7568915Writing board with convertible stand
A writing board has a convertible stand. Left and right standards pivot at the writing board's sides by a sliding linking mechanism, and their free ends are formed with hooks so that a selection of the following can be achieved. That is, the writing board might be h...
08/04/2009
7431590Whiteboard scoreboard
The whiteboard scoreboard is a dry erase marking surface laminated onto a backboard or other substrate. The whiteboard has rounded corners to prevent injury of an end user or anyone else coming into contact with the device. Permanent indicia forming a template of ba...
10/07/2008
7399184Dry erase article
The invention is a display article having a flexible substrate which includes a writing surface capable of being used as a dry erase surface. A peripheral edge extends around the writing surface. A flexible framing strip is affixed to the writing surface at a positi...
07/15/2008
7371785Erasable ink composition
An erasable ink composition comprising water, a water-soluble organic solvent, and the following colorant, colorless resin particles and shear-thinning, viscosity-adjustment agent, characterized in that the colorless resin particles have a mean particle diameter sma...
05/13/2008
7354273Dry erasable board
A dry erase board is provided having a body having dry erase characteristics. The body has at least one bent end. A sheet having indicia can be secured between the body and the bent end. A user can then write on the body in correlation to the indicia on the sheet.
04/08/2008
7293993Board assembly
A board assembly includes a panel and a frame. The frame has a generally annular shape and includes first and second sections. The panel is retained between the first and second sections. The frame also includes a snap-fit device positioned on at least one of the fi...
11/13/2007
7285320Preparation of images on a substrate surface utilizing an opaque coating composition that becomes transparent upon printing
The present invention features processes and compositions for producing a metallic-looking image on a substrate having a reflective or luminescent surface. The process utilizes an opaque coating composition containing an opaque coating agent comprising a mixture of ...
10/23/2007
7264477Underwater drawing tablet
An underwater writing and drawing tablet that stretches a length of waterproof (plastic) vellum between two rollers over a flat surface thereby enabling the user to easily draw or write on said vellum and permanently save the drawing and writing. ...
09/04/2007
7255566Write-on wipe-off book holder
An educational device that makes printed material, in the form of a child's workbook of varying thickness in the open reading position, or sheet material in the form of a worksheet, or blank template reusable. Children view their work through the clear transparent c...
08/14/2007
7243448Flasher
Portable handheld sign devices and methods of use that allow a frame holder of store plural indicia covered sign boards therein, and include front facing and rear facing signboards. U-shaped frames with indicia covered signboards can be slid down to extend beneath t...
07/17/2007
7207805Encapsulated tray and end caps for a writing board
A writing board support tray comprises a support tray having an end portion coated with an elastomeric material with the support tray and the elastomeric material being substantially inseparably bonded or attached to each other. Further, a writing board support tray...
04/24/2007
7195491Writing board structure
A writing board structure includes a frame, a writing tablet of glass, and a background piece corresponding in size and shape to the writing tablet. The writing tablet and the background piece are held together in the frame such that a rear surface of the writing ta...
03/27/2007
7192061Birthday calendar
The birthday calendar is a dual monthly calendar and twelve-month chart. The calendar is perpetual in that it is not designated for any particular year or month. The monthly calendar is made of a dry-erase board displaying a month grid that is filled in with erasabl...
03/20/2007
7186206Therapeutic method and device therefor
A therapeutic device (10) is formed to have an area (11,12,13) upon which marking instruments (26) may be used to form a design. A subject (25) may use the area to form a design of a person that causes stress to the subject. The subject c...
03/06/2007
7168876Writing instrument for water-metachromatic members with detachable pen point holder
A writing instrument for a water-metachromatic member has a cylindrical container capable of holding water, formed with an opening at a tip end thereof to communicate the interior of the container with the exterior thereof, a hollow cylindrical holder which directly...
01/30/2007
7144254Underwater writing tablet
An underwater writing tablet/instrument apparatus comprising a writing tablet having a perimeter edge. A resilient protective border is secured to the perimeter edge of the writing tablet for protecting perimeter edge. A resilient elongate member has opposed first a...
12/05/2006
7120936Watch cuff
A shirt cuff has a cut-out opening providing a window through which a wristwatch can be viewed and accessed as it is being worn in an operative viewing position. A flexible fabric flap is attached to the cuff and is positioned under the viewing window, thus providin...
10/17/2006
7121028Method and apparatus for converting a rearview mirror into a dedicated information display
A dedicated information display in a vehicle is provided, the display having a rearview mirror with a reflective surface. The display also includes a label having an adhesive side and a display side, and a size and a shape that covers a portion of the reflective sur...
10/17/2006
7101184Draw-trace-erase art training device
An art training device. A graphics scroll presents various images suitable for tracing or copying, or blank spaces for freehand drawing, as it is wound or unwound on spindles. A transparent drawing sheet is mounted just above the scroll for the user to practice on.
09/05/2006
7093857Birthday calendar
The birthday calendar is a dual monthly calendar and twelve-month chart. The calendar is perpetual in that it is not designated for any particular time period. The monthly calendar displays a month, either from a single use calendar or by filling in a month grid dis...
08/22/2006
7056570Water-metachromatic laminate, and process for its production
On a support, a porous resin layer which is opaque in a water-unabsorbed state and capable of turning transparent in a water-absorbed state is formed, and also a water-repellent resin layer is so provided as to exist in the porous resin layer at its some area or are...
06/06/2006
6991466Note board apparatus and kit
A note board apparatus attachable to an object, such as a book, includes a support board and a base sheet adhesively connected to the support board. At least one edge of a plurality of writing sheets is connected to the base sheet, and a clip element is connected to...
01/31/2006
6971880Deformable drawing tablet
A deformable drawing tablet in which contiguous longitudinal edge portions of a stack of individual elongate strips which are confined for relative sliding movement to form a drawing surface. A user can shift individual strips longitudinally to deform the drawing su...
12/06/2005
6971703Erasable message board for a vehicle
A message board system (10) for a vehicle (14) may include a message board (30) that is configured to be coupled to a vehicle structure (32). The message board (30) has a first layer (70) and a second layer (72). The ...
12/06/2005
6964807Water-metachromatic laminate, and process for its production
On a support, a porous resin layer which is opaque in a water-unabsorbed state and capable of turning transparent in a water-absorbed state is formed, and also a water-repellent resin layer is so provided as to exist in the porous resin layer at its some area or are...
11/15/2005
6955130Reading and writing center
A teaching center is provided with first and second upstanding frame sections separated by two or more lateral connectors to form a generally “H” shaped frame. The second upstanding frame section is vertically oriented and the first upstanding frame section is i...
10/18/2005
6953345Water-metachromatic cloth sheet, toy set using the same, and writing instrument for water-metachromatic members
A water-metachromatic sheet has a support with a porous layer containing a binder resin with dispersed fine-particle silicic acid. The sheet is capable of rendering different transparency between water absorbed and unabsorbed states. The support is a cloth having a ...
10/11/2005
6945785Dry erase board with image in relief
A dry erase board is provided with a relief image. There may be a reinforcement behind the relief image to prevent it from distorting during use. The board may include a frame and means for securing a dry erase marker to the board. ...
09/20/2005
6932613Pre-writing teaching aid and method to assist beginning writers in creating letters
A pre-writing teaching aid assists beginning writers in creating letters and pre-writing strokes. The teaching aid includes a magnetic-responsive drawing tablet including a housing, a writing surface and structure for displaying an image responsive to magnetic conta...
08/23/2005
6908309Demonstration devices for medical procedures
A demonstration model assembly having an anatomical model structure that is stabilized by a support in a relatively compact area on a stable surface is provided. The anatomical model structure is a reproduction of a patient's anatomy, preferably the vertebral column...
06/21/2005
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