US4306868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-function instructional and recreational device
Assignee: Individual
•
Filing: 1979-08-20
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Granted: 1981-12-22
•
Expires: 1999-08-20
Abstract
Abstract An instructional and recreational device with means for producing a drawing, means for simultaneously developing ability in spatial relations and numerical or alphabetical usage. The device is a self-contained system including writing implements, game components, and writing surfaces. A plurality of variously shaped game boards are provided with variously shaped apertures therein for receiving complementarily-shaped element blocks having numbers, letters, or the like thereon. By placing a block in an appropriate aperture, a user may develop his spatial relations skills while increasing recognition of language symbols. The device also has means for drawing or writing, including a blackboard and a continuous, rolled supply of drawing paper.
Inventors
- 👤 Charles W. Hankins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:08
CPC Classifications
G; G09; G09B; G09B1/00; G09B1/02; G09B1/04; G09B1/06; A; A63; A63F; A63F3/00; A63F3/04; A63F3/0423; A63F9/00; A63F9/06; A63F9/10; A63F9/0666
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
124 words
A multi-function device comprising, in combination, podium support means for operatively supporting components of said device, bearing surface means for operatively supporting writing surface means, said writing surface means including a flexible material writing surface, said writing surface means further including means for selectively movably positioning said flexible material writing surface, game component means supportable upon said podium support means, said game component means including rigid member means having apertures therein for receiving element means shaped correspondingly to said apertures, said rigid member means including tab means, said podium support means including slot means for receiving said tab means of said rigid member means for supporting said rigid member means upon said podium support means out of contact with said flexible material writing surface.
Claim 2
Dependent Claim
124 words
A multi-function device comprising, in combination, podium support means for operatively supporting components of said device, bearing surface means for operatively supporting writing surface means, said writing surface means including a flexible material writing surface, said writing surface means further including means for selectively movably positioning said flexible material writing surface, game component means supportable upon said podium support means, said game component means including rigid member means having apertures therein for receiving element means shaped correspondingly to said apertures, said rigid member means including tab means, said podium support means including slot means for receiving said tab means of said rigid member means for supporting said rigid member means upon said podium support means out of contact with said flexible material writing surface.
Claim 3
Dependent Claim
34 words
The invention of claim 1 wherein said apertures are a plurality of different geometric shapes and one of said element means corresponds in shape to one each of said plurality of different aperture shapes.
Claim 4
Dependent Claim
40 words
The invention of claim 1 wherein said podium support means further includes bearing bar means for supportingly receiving a portion of said rigid member means and holding said rigid member means out of contact with said flexible material writing surface.
Claim 5
Dependent Claim
27 words
The invention of claim 3 wherein said podium support means further include storage means for storing components of said device when said components are not in use.
Claim 6
Dependent Claim
19 words
The invention of claim 4 wherein said storage means include well means for receiving a plurality of writing implements.
Claim 7
Dependent Claim
19 words
The invention of claim 5 wherein said storage means further include shelve means for receiving said rigid member means.
Claim 8
Dependent Claim
19 words
The invention of claim 6 wherein said storage means further include recess compartment means for receiving said element means.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-12-21 | 1985-06-22 | 1985-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-12-21 | 1989-06-22 | 1989-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-12-21 | 1993-06-22 | 1993-12-22 | $7700.00 | Window Closed / Lapsed |