Patent US3305824A successfully refreshed from Google Patents.
US3305824A
Expired / Lapsed
US
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Pest repelling device
Assignee: Individual
•
Filing: 1965-08-09
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Granted: 1967-02-21
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Expires: 1985-08-09
Abstract
No abstract record available.
Inventors
- 👤 Miles N Brooks
- 👤 Walter H Nelsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:14
CPC Classifications
H; H03; H03B; H03B5/00; H03B5/08; H03B5/12; H03B5/1231; H03B5/1206; H03B5/1221; H03B5/1237; H03B5/1256
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
IN COMBINATION WITH A SIGNAL GENERATOR, A PLURALITY OF CONTINUOUSLY OPERATIVE TRANSDUCERS FOR EMITTING AUDIO FREQUENCY ENERGY AND MEANS FOR DISTRIBUTING SIGNAL ENERGY TO THE TRANSDUCERS FROM THE GENERATOR COMPRISING, SIGNAL AMPLIFYING MEANS CONNECTED TO THE GENERATOR FOR AMPLIFYING THE SIGNAL ENERGY TO A REGULATED LEVEL, GATING MEANS CONNECTED TO SAID AMPLIFYING MEANS FOR INTERMITTENTLY IN-
Claim 2
Dependent Claim
56 words
IN COMBINATION WITH A SIGNAL GENERATOR, A PLURALITY OF CONTINUOUSLY OPERATIVE TRANSDUCERS FOR EMITTING AUDIO FREQUENCY ENERGY AND MEANS FOR DISTRIBUTING SIGNAL ENERGY TO THE TRANSDUCERS FROM THE GENERATOR COMPRISING, SIGNAL AMPLIFYING MEANS CONNECTED TO THE GENERATOR FOR AMPLIFYING THE SIGNAL ENERGY TO A REGULATED LEVEL, GATING MEANS CONNECTED TO SAID AMPLIFYING MEANS FOR INTERMITTENTLY IN-
References Cited (Backward Citations)
US3058103A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |