US3422280A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fence charger
Assignee: Introl Corp
•
Filing: 1965-08-19
•
Granted: 1969-01-14
•
Expires: 1985-08-19
Abstract
No abstract record available.
Inventors
- 👤 Ellis W Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:05
CPC Classifications
H; H05; H05C; H05C1/00; H05C1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
IN COMBINATION WITH AN ELECTRICAL FENCE CONTROLLER OF THE CLASS TO BE OPERATED FROM A SOURCE OF ALTERNATING CURRENT POTENTIAL AND INCLUDING A PAIR OF INPUT TERMINALS ADAPTED TO BE CONNECTED TO A SOURCE OF ALTERNATING CURRENT POTENTIAL OF RELATIVELY LOW MAGNITUDE MEANS FOR PERIODICALLY PROVIDING PULSES OF ELECTRICAL ENERGY OF A RELATIVELY HIGH POTENTIAL ACROSS A PAIR OF OUPUT TERMINALS ADAPTED TO BE CONNECTED INTERMEDIATE A GROUND TERMINAL AND THE CONDUCTIVE PORTION OF AN ELECTRIC FENCE, A CURRENT LIMITING IMPEDANCE MEANS, HAVING POTENTIAL RESPONSIVE CURRENT CONDUCTIVE MEANS CONNECTED IN PARALLEL THEREWITH, CONNECTIVE IN SERIES WITH SAID OUTPUT TERMINALS ON A FENCE CONTROLLER.
Claim 2
Dependent Claim
103 words
IN COMBINATION WITH AN ELECTRICAL FENCE CONTROLLER OF THE CLASS TO BE OPERATED FROM A SOURCE OF ALTERNATING CURRENT POTENTIAL AND INCLUDING A PAIR OF INPUT TERMINALS ADAPTED TO BE CONNECTED TO A SOURCE OF ALTERNATING CURRENT POTENTIAL OF RELATIVELY LOW MAGNITUDE MEANS FOR PERIODICALLY PROVIDING PULSES OF ELECTRICAL ENERGY OF A RELATIVELY HIGH POTENTIAL ACROSS A PAIR OF OUPUT TERMINALS ADAPTED TO BE CONNECTED INTERMEDIATE A GROUND TERMINAL AND THE CONDUCTIVE PORTION OF AN ELECTRIC FENCE, A CURRENT LIMITING IMPEDANCE MEANS, HAVING POTENTIAL RESPONSIVE CURRENT CONDUCTIVE MEANS CONNECTED IN PARALLEL THEREWITH, CONNECTIVE IN SERIES WITH SAID OUTPUT TERMINALS ON A FENCE CONTROLLER.
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) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |