US3237712A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-operated acoustic device
Assignee: Individual
•
Filing: 1962-11-20
•
Granted: 1966-03-01
•
Expires: 1982-11-20
Abstract
No abstract record available.
Inventors
- 👤 Billy M Horton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:36
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A FLUID OPERATED ACOUSTIC DEVICE, COMPRISING AT LEAST ONE HORN, A PURE FLUID AMPLIFIER OF THE BEAM DEFLECTION TYPE HAVING AT LEAST ONE OUTPUT CHANNEL COMMUNICATION WITH SAID AT LEAST ONE HORN, A SOURCE OF A BAND OF ACOUSTIC FREQUENCIES, SAID FIRST AMPLIFIER HAVING AN INPUT CHANNEL COMMUNICATING WITH SAID SOURCE.
Claim 2
Dependent Claim
51 words
A FLUID OPERATED ACOUSTIC DEVICE, COMPRISING AT LEAST ONE HORN, A PURE FLUID AMPLIFIER OF THE BEAM DEFLECTION TYPE HAVING AT LEAST ONE OUTPUT CHANNEL COMMUNICATION WITH SAID AT LEAST ONE HORN, A SOURCE OF A BAND OF ACOUSTIC FREQUENCIES, SAID FIRST AMPLIFIER HAVING AN INPUT CHANNEL COMMUNICATING WITH SAID SOURCE.
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) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |