Patent US3094972A successfully refreshed from Google Patents.
US3094972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound producing device
Assignee: Individual
•
Filing: 1962-01-04
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Granted: 1963-06-25
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Expires: 1982-01-04
Abstract
No abstract record available.
Inventors
- 👤 Max H Leavenworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:11
CPC Classifications
G; G10; G10K; G10K7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A LOW LEVEL, NON-DISTURBING SOUND PRODUCING DEVICE COMPRISING IN COMBINATION A HOUSING CLOSED AT ONE END AND OPEN AT THE OTHER, MEANS DISPOSED WITHIN SAID HOUSING FOR CREATING AN AIR STREAM, BARRIER MEANS ADJUSTABLY DISPOSED IN THE PATH OF SAID AIR STREAM AT THE OPEN END OF SAID HOUSING FOR AXIAL MOVEMENT WITH RESPECT TO SAID HOUSING AND HAVING MYRIAD OPENINGS PERIPHERALLY DISPOSED IN SAID BARRIER THROUGH WHICH AT LEAST A PORTION OF SAID AIR STREAM IS CAUSED TO PASS, SAID BARRIER HAVING AIR INLET MEANS CENTRALLY DISPOSED THEREIN, AND MEANS COACTING BETWEEN SAID HOUSING AND SAID BARRIER FOR MODULATING THE SOUND.
Claim 2
Dependent Claim
102 words
A LOW LEVEL, NON-DISTURBING SOUND PRODUCING DEVICE COMPRISING IN COMBINATION A HOUSING CLOSED AT ONE END AND OPEN AT THE OTHER, MEANS DISPOSED WITHIN SAID HOUSING FOR CREATING AN AIR STREAM, BARRIER MEANS ADJUSTABLY DISPOSED IN THE PATH OF SAID AIR STREAM AT THE OPEN END OF SAID HOUSING FOR AXIAL MOVEMENT WITH RESPECT TO SAID HOUSING AND HAVING MYRIAD OPENINGS PERIPHERALLY DISPOSED IN SAID BARRIER THROUGH WHICH AT LEAST A PORTION OF SAID AIR STREAM IS CAUSED TO PASS, SAID BARRIER HAVING AIR INLET MEANS CENTRALLY DISPOSED THEREIN, AND MEANS COACTING BETWEEN SAID HOUSING AND SAID BARRIER FOR MODULATING THE SOUND.
References Cited (Backward Citations)
US2153500A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |