US3626607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speech training aid
Assignee: Individual
•
Filing: 1970-02-24
•
Granted: 1971-12-14
•
Expires: 1990-02-24
Abstract
Abstract A SPEECH TRAINING AID FOR SIMULTANEOUSLY IMPARTING TACTILE AND VISUAL INDICATION OF SPEECH AND SPEECH PATTERNS INCLUDING ELECTRONIC AMPLIFICATION OF AN INSTRUCTOR''S VOCAL UTTERANCES WHICH IS TRANSMITTED TO PROVIDE TACTILE PERCEPTION TO A RECIPIENT BY A TRANSDUCER MECHANICALLY APPLYING AMPLIFIED VIBRATIONS TO A PANEL IN CONTACT WITH THE HANDS OR FEET OF THE RECIPIENT. THE TACTILE SOUND VIBRATION SENSATION IS SUPPLEMENTED VISUALLY BY A LAMP ENERGIZED IN RESPONSE TO THE ELECTRICAL ENERGY AND FREQUENCY OF AN INSTRUCTOR''S VOICE.
Inventors
- 👤 William O Schwake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:54
CPC Classifications
G; G09; G09B; G09B21/00; G09B21/009
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-12-13 | 1975-06-14 | 1975-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-13 | 1979-06-14 | 1979-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-13 | 1983-06-14 | 1983-12-14 | $7700.00 | Window Closed / Lapsed |