US3343057A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Booster supply service vehicles with polarity protection
Assignee: Northrop Grumman Guidance and Electronics Co Inc
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Filing: 1965-02-15
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Granted: 1967-09-19
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Expires: 1985-02-15
Abstract
No abstract record available.
Inventors
- 👤 Leonard S Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:47
CPC Classifications
H; H02; H02J; H02J7/00; H02J7/60; H02J7/68; Y; Y10; Y10S; Y10S320/00; Y10S320/15; Y10S320/18; Y10S320/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
IN A SERVICE FOR BOOSTING A RUN-DOWN BATTERY HAVING A PAIR OF TERMINALS, EACH OF SAID TERMINALS HAVING A GIVEN POLARITY, THE COMBINATION OF: A VEHICLE INCLUDING A PAIR OF BATTERIES AND MEANS FOR MAINTAINING SAID PAIR OF BATTERIES IN A CHARGED CONDITION; MEANS MOUNTED ON SAID VEHICLE FOR PRODUCING AN AUDIBLE SIGNAL; CONTROL CIRCUIT MEANS FOR CONNECTING SAID PAIR OF BATTERIES TO FORM A BOOSTER CURRENT SUPPLY CIRCUIT; CABLE MEANS FOR CONNECTING SAID BOOSTER CURRENT SUPPLY CIRCUIT TO SELECTED POLARITY TERMINALS OF SAID RUNDOWN BATTERY; AND POLARITY PROTECTION MEANS RESPONSIVE TO CONNECTION OF SAID CABLE MEANS TO TERMINALS OPPOSITE TO SAID SELECTED POLARITY TERMINALS FOR OPENING SAID CONTROL CIRCUIT TO OPEN SAID CONNECTION OF SAID PAIR OF BATTERIES, SAID POLARITY PROTECTION MEANS BEING EFFECTIVE TO ENERGIZE SAID AUDIBLE SIGNAL PRODUCING MEANS TO INDICATE SAID OPPOSITE POLARITY CONDITION.
Claim 2
Dependent Claim
138 words
IN A SERVICE FOR BOOSTING A RUN-DOWN BATTERY HAVING A PAIR OF TERMINALS, EACH OF SAID TERMINALS HAVING A GIVEN POLARITY, THE COMBINATION OF: A VEHICLE INCLUDING A PAIR OF BATTERIES AND MEANS FOR MAINTAINING SAID PAIR OF BATTERIES IN A CHARGED CONDITION; MEANS MOUNTED ON SAID VEHICLE FOR PRODUCING AN AUDIBLE SIGNAL; CONTROL CIRCUIT MEANS FOR CONNECTING SAID PAIR OF BATTERIES TO FORM A BOOSTER CURRENT SUPPLY CIRCUIT; CABLE MEANS FOR CONNECTING SAID BOOSTER CURRENT SUPPLY CIRCUIT TO SELECTED POLARITY TERMINALS OF SAID RUNDOWN BATTERY; AND POLARITY PROTECTION MEANS RESPONSIVE TO CONNECTION OF SAID CABLE MEANS TO TERMINALS OPPOSITE TO SAID SELECTED POLARITY TERMINALS FOR OPENING SAID CONTROL CIRCUIT TO OPEN SAID CONNECTION OF SAID PAIR OF BATTERIES, SAID POLARITY PROTECTION MEANS BEING EFFECTIVE TO ENERGIZE SAID AUDIBLE SIGNAL PRODUCING MEANS TO INDICATE SAID OPPOSITE POLARITY CONDITION.
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) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |