US3169598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicles and means for guiding them
Assignee: ERA Patents Ltd
•
Filing: 1961-06-21
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Granted: 1965-02-16
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Expires: 1981-06-21
Abstract
No abstract record available.
Inventors
- 👤 Finn-Kelcey Peter Gerard
- 👤 Owen Vaughan Meyrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:16
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/02; G05D1/021; G05D1/0259; G05D1/0265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A VEHICLE HAVING A STEERING DEVICE UNDER THE CONTROL OF A HEAD ABLE TO PICK UP SIGNALS EMITTED BY A CONDUCTING WIRE TO CAUSE THE VEHICLE AUTOMATICALLY TO FOLLOW A PLURALITY OF DIFFERENT PATHS DEFINED BY THE WIRE, SAID HEAD HAVING A NUMBER OF DIFFERENT EFFECTIVE POSITIONS SO AS TO PICK UP RESPECTIVE SIGNALS EMITTED AT DIFFERENT LATERALLY SPACED POSITIONS, RESPECTIVELY, AND SIGNAL RESPONSIVE MEANS ON THE VEHICLE FOR CHANGING THE LATERAL POSITION FROM WHICH THE CONTROL OF THE STEERING IS EXERCISED TO CAUSE SAID VEHICLE TO TRAVERSE A DIFFERENT ON OF SAID PLURALITY OF DIFFERENT PATHS, RESPECTIVELY, SO THAT SAID VEHICLE IN SUCCESSIVELY TRAVERSING SAID DIFFERENT PATHS TRAVELS A MULTIPLE OF THE LENGTH OF SAID CONDUCTING WIRE.
Claim 2
Dependent Claim
118 words
A VEHICLE HAVING A STEERING DEVICE UNDER THE CONTROL OF A HEAD ABLE TO PICK UP SIGNALS EMITTED BY A CONDUCTING WIRE TO CAUSE THE VEHICLE AUTOMATICALLY TO FOLLOW A PLURALITY OF DIFFERENT PATHS DEFINED BY THE WIRE, SAID HEAD HAVING A NUMBER OF DIFFERENT EFFECTIVE POSITIONS SO AS TO PICK UP RESPECTIVE SIGNALS EMITTED AT DIFFERENT LATERALLY SPACED POSITIONS, RESPECTIVELY, AND SIGNAL RESPONSIVE MEANS ON THE VEHICLE FOR CHANGING THE LATERAL POSITION FROM WHICH THE CONTROL OF THE STEERING IS EXERCISED TO CAUSE SAID VEHICLE TO TRAVERSE A DIFFERENT ON OF SAID PLURALITY OF DIFFERENT PATHS, RESPECTIVELY, SO THAT SAID VEHICLE IN SUCCESSIVELY TRAVERSING SAID DIFFERENT PATHS TRAVELS A MULTIPLE OF THE LENGTH OF SAID CONDUCTING WIRE.
References Cited (Backward Citations)
US2339291A
Cited
US2317400A
Cited
US2493755A
Cited
US2803743A
Cited
US2816516A
Cited
US2847080A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-16 | 1968-08-17 | 1969-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-16 | 1972-08-17 | 1973-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-16 | 1976-08-17 | 1977-02-16 | $7700.00 | Window Closed / Lapsed |