US3101810A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Loudspeaker resonator
Assignee: Allied Instructional Developments Inc
•
Filing: 1959-07-08
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Granted: 1963-08-27
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Expires: 1979-07-08
Abstract
No abstract record available.
Inventors
- 👤 Antony Z Doschek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:17
CPC Classifications
H; H04; H04R; H04R1/00; H04R1/20; H04R1/22; H04R1/28; H04R1/2807; H04R1/2811; H04R1/283; H04R1/2834
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A SPEAKER CABINET SUPPORTED BY VIBRATORY ISOLATORS AND CONSISTING OF A POLYHEDRON ENCLOSURE FOREMD BY NOT LESS THAN SIX SIDES JOINED TOGETHER, EACH CABINET SIDE IS DISPOSED AT AN ANGLE OTHER THAN NINETY AND ONE HUNDRED EIGHTY DEGREES TO EVERY OTHER CABINET SIDE, AT LEAST TWO OF SAID SIDES HAVING OPENINGS, A VIBRATORY PANEL SECURED TO EACH SIDE HAVING AN OPENING, EACH OF SAID PANELS BEING LARGER THAN AND COVERING ITS OPENING, ONE OF SAID VIBRATORY PANELS BEING SUPPORTED IN SPACED RELATION FROM THE SIDE TO WHICH IT IS SECURED TO PROVIDE AN EXTERIOR OPENING FOR SAID CABINET AROUND THE PERIMEZTER OF ITS PANEL, THE OTHER OF SAID PANELS BEING PERIMETRALLY SECURED TO ITS SIDE TO CLOSE THE OPENING THEREIN, AT LEAST ONE OF THE OTHER OF SAID PANELS HAVING A SPEAKER OPENING, AND A SPEAKER COVERING AND CLOSING SAID SPEAKER OPENING.
Claim 2
Dependent Claim
142 words
A SPEAKER CABINET SUPPORTED BY VIBRATORY ISOLATORS AND CONSISTING OF A POLYHEDRON ENCLOSURE FOREMD BY NOT LESS THAN SIX SIDES JOINED TOGETHER, EACH CABINET SIDE IS DISPOSED AT AN ANGLE OTHER THAN NINETY AND ONE HUNDRED EIGHTY DEGREES TO EVERY OTHER CABINET SIDE, AT LEAST TWO OF SAID SIDES HAVING OPENINGS, A VIBRATORY PANEL SECURED TO EACH SIDE HAVING AN OPENING, EACH OF SAID PANELS BEING LARGER THAN AND COVERING ITS OPENING, ONE OF SAID VIBRATORY PANELS BEING SUPPORTED IN SPACED RELATION FROM THE SIDE TO WHICH IT IS SECURED TO PROVIDE AN EXTERIOR OPENING FOR SAID CABINET AROUND THE PERIMEZTER OF ITS PANEL, THE OTHER OF SAID PANELS BEING PERIMETRALLY SECURED TO ITS SIDE TO CLOSE THE OPENING THEREIN, AT LEAST ONE OF THE OTHER OF SAID PANELS HAVING A SPEAKER OPENING, AND A SPEAKER COVERING AND CLOSING SAID SPEAKER OPENING.
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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) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |