US3863931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical crossword puzzle
Assignee: Individual
•
Filing: 1973-08-24
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Granted: 1975-02-04
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Expires: 1993-08-24
Abstract
Abstract An electrical crossword puzzle in which each letter square contains a plurality of coded electrical contacts which cooperate with electrical contacts on a letter block if the correct letter block is selected. A correct letter counter with an indicator lamp is coupled to the contact of the square and letter together with a word scoring counter when a word is completed in both horizontal and vertical directions, and a number of tries counter indicating the number of attempts at letter selection, together with a timer for indicating the period of time required for completion of the puzzle.
Inventors
- 👤 Brian R Forsyth
- 👤 Corey D Rand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:58
CPC Classifications
A; A63; A63F; A63F3/00; A63F3/04; A63F3/0421; A63F3/00643; A63F3/0423; A63F2003/0428; A63F2250/00; A63F2250/10; A63F2250/1063
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
125 words
An electrical crossword puzzle comprising: a game board; a plurality of letter squares arranged in horizontal and vertical arrays to form horizontal and vertical word units on said game board; a plurality of coded electrical contacts on each of said letter squares; a plurality of letter blocks adapted for being received on said letter squares; a plurality of electrical contacts on said letter blocks geometrically disposed and coded for cooperation with said plurality of coded electrical contacts on said letter squares; and electrical scoring means coupled to said electrical contacts on said letter squares, said scoring means including a counting means for indicating the number of completed correct horizontal word units and counting means operable for indicating the number of completed correct vertical word units.
Claim 2
Dependent Claim
125 words
An electrical crossword puzzle comprising: a game board; a plurality of letter squares arranged in horizontal and vertical arrays to form horizontal and vertical word units on said game board; a plurality of coded electrical contacts on each of said letter squares; a plurality of letter blocks adapted for being received on said letter squares; a plurality of electrical contacts on said letter blocks geometrically disposed and coded for cooperation with said plurality of coded electrical contacts on said letter squares; and electrical scoring means coupled to said electrical contacts on said letter squares, said scoring means including a counting means for indicating the number of completed correct horizontal word units and counting means operable for indicating the number of completed correct vertical word units.
Claim 3
Dependent Claim
44 words
The electrical crossword puzzle of claim 1 and further including: A switch coupled to at least one of said plurality of coded electrical contacts on each of said letter squares; and counting means coupled to said switch for indicating the total number of tries.
Claim 4
Dependent Claim
19 words
The electrical crossword puzzle of claim 2 wherein: said switch includes contacts operable for energizing said electrical scoring means.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-02-03 | 1978-08-05 | 1979-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-02-03 | 1982-08-05 | 1983-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-02-03 | 1986-08-05 | 1987-02-04 | $7700.00 | Window Closed / Lapsed |