US3276538A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination automobile instrument panel and horn loudspeaker
Assignee: Motors Liquidation Co
•
Filing: 1965-01-13
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Granted: 1966-10-04
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Expires: 1985-01-13
Abstract
No abstract record available.
Inventors
- 👤 James H Guyton
- 👤 Donald E Brinkerhoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:02
CPC Classifications
H; H04; H04R; H04R1/00; H04R1/20; H04R1/22; H04R1/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
IN A SOUND REPRODUCING SYSTEM FOR AN AUTOMOTIVE VEHICLE HAVING A BODY WITH A WINDSHIELD, AN ELECTROACOUSTIC TRANSDUCES, A FLAT SOLID TRANSVERSE INSTRUMENT PANEL MEMBER EXTENDING ACROSS THE BODY BENEATH THE WINDSHIELD WITH A SPIRAL CHANNEL THEREIN TERMINATING IN SLOTS BELOW THE WINDSHIELD, A MOUNTING BLOCK HAVING A SPIRAL CHANNEL THEREIN MOUNTED ON THE BOTTOM OF THE INSTRUMENT PANEL MEMBER WITH THE LARGE END OF ITS SPIRAL CHANNEL CONNECTED WITH THE SMALL END OF THE CHANNEL IN THE INSTRUMENT PANEL MEMBER TO FORM A SINGLE ELONGATED EXPANDING CHANNEL, SAID TRANSDUCER MOUNTED ON SAID BLOCK AND CONNECTED DIRECTLY TO THE SMALL END OF THE SPIRAL
Claim 2
Dependent Claim
104 words
IN A SOUND REPRODUCING SYSTEM FOR AN AUTOMOTIVE VEHICLE HAVING A BODY WITH A WINDSHIELD, AN ELECTROACOUSTIC TRANSDUCES, A FLAT SOLID TRANSVERSE INSTRUMENT PANEL MEMBER EXTENDING ACROSS THE BODY BENEATH THE WINDSHIELD WITH A SPIRAL CHANNEL THEREIN TERMINATING IN SLOTS BELOW THE WINDSHIELD, A MOUNTING BLOCK HAVING A SPIRAL CHANNEL THEREIN MOUNTED ON THE BOTTOM OF THE INSTRUMENT PANEL MEMBER WITH THE LARGE END OF ITS SPIRAL CHANNEL CONNECTED WITH THE SMALL END OF THE CHANNEL IN THE INSTRUMENT PANEL MEMBER TO FORM A SINGLE ELONGATED EXPANDING CHANNEL, SAID TRANSDUCER MOUNTED ON SAID BLOCK AND CONNECTED DIRECTLY TO THE SMALL END OF THE SPIRAL
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |