US3192322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuously rotating selectively operable apparatus for producing vibrato and tremolo
Assignee: ELECTRO MUSIC
•
Filing: 1962-09-24
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Granted: 1965-06-29
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Expires: 1982-09-24
Abstract
No abstract record available.
Inventors
- 👤 Donald J Leslie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:04
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/02; G10H1/04; G10H1/043; G10H1/047
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN A SYSTEM FOR ACOUSTICALLY ADDING VIBRATO OR TREMOLO TO SOUND: MEANS FORMING A SOUND CHANNEL; A TRANSDUCER FOR OPERATING THE SOUND CHANNEL FORMING MEANS, MEANS FOR SUPPORTING THE SOUND CHANNEL FOR CYCLIC MOVEMENT; MOTIVE MEANS FOR CAUSING THE SOUND CHANNEL TO MOVE CYCLICALLY FOR IMPARTING TREMOLO OR VIBRATO TO THE SOUND OF SAID CHANNEL FORMING MEANS; COMPANION SPEAKER MEANS; SWITCHING MEANS COOPERABLE WITH THE SPEAKER MEANS AND THE TRANSDUCER FOR DETERMING THE PRODUCTION OF SOUND EITHER BY SAID TRANSDUCER OR THE CAMPANION SPEAKER MEANS; AND SOUND ABSORBENT MATERIAL SUPPORTED EXTERIORLY OF THE SAID CHANNEL FORMING MEANS FOR CYCLIC MOVEMENT THEREWITH WHEREBY FLUTTERING IS MINIMIZED UPON OPERATION OF THE SWITCHING MEANS TO DETERMINE SOUND PRODUCTION BY SAID COMPANION SPEAKER MEANS.
Claim 2
Dependent Claim
120 words
IN A SYSTEM FOR ACOUSTICALLY ADDING VIBRATO OR TREMOLO TO SOUND: MEANS FORMING A SOUND CHANNEL; A TRANSDUCER FOR OPERATING THE SOUND CHANNEL FORMING MEANS, MEANS FOR SUPPORTING THE SOUND CHANNEL FOR CYCLIC MOVEMENT; MOTIVE MEANS FOR CAUSING THE SOUND CHANNEL TO MOVE CYCLICALLY FOR IMPARTING TREMOLO OR VIBRATO TO THE SOUND OF SAID CHANNEL FORMING MEANS; COMPANION SPEAKER MEANS; SWITCHING MEANS COOPERABLE WITH THE SPEAKER MEANS AND THE TRANSDUCER FOR DETERMING THE PRODUCTION OF SOUND EITHER BY SAID TRANSDUCER OR THE CAMPANION SPEAKER MEANS; AND SOUND ABSORBENT MATERIAL SUPPORTED EXTERIORLY OF THE SAID CHANNEL FORMING MEANS FOR CYCLIC MOVEMENT THEREWITH WHEREBY FLUTTERING IS MINIMIZED UPON OPERATION OF THE SWITCHING MEANS TO DETERMINE SOUND PRODUCTION BY SAID COMPANION SPEAKER 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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |