Patent US3235024A successfully refreshed from Google Patents.
US3235024A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic pilot for vehicles
Assignee: BARRETT ELECTRONICS CORP
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Filing: 1963-04-25
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Granted: 1966-02-15
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Expires: 1983-04-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Arthur M Barrett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:28
CPC Classifications
B; B62; B62D; B62D1/00; B62D1/24; B62D1/26; G; G05; G05D; G05D1/00; G05D1/02; G05D1/021; G05D1/0259; G05D1/0265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
FOR USE WITH A VEHICLE HAVING GROUND ENGAGING STEERING WHEEL MEANS AND A FORWARDLY EXTENDING STEERING ELEMENT, THAT IS LONG RELATIVE TO THE WIDTH OF THE VEHICLE TRACK, A PILOT DEVICE DISPOSED FORWARDLY OF THE VEHICLE FOR STEERING THE VEHICLE ALONG COURSE-DEFINING MEANS, COMPRISING A SWIVEL CASTER WHEEL WITH THE HORIZONTAL AXIS OF ROTATION BEING OFFSET FROM THE VERTICAL PIVOTAL AXIS, DIRECTION CONTROL MEANS SUPPORTED BY THE CASTER WHEEL IN SPACED RELATION RELATIVE TO SAID COURSE-DEFINING MEANS, SAID DIRECTION CONTROL MEANS BEING RESPONSIVE TO SAID COURSE-DEFINING MEANS TO EFFECT POSITIONING OF THE CASTER WHEEL RELATIVE TO THE DEFINED COURSE FOR MAINTAINING THE CASTER WHEEL ON THE COURSE, AND MEANS FOR SECURING THE STEERING ELEMENT OF THE VEHICLE TO SAID DEVICE FOR RESPONSE TO DIRECTIONAL MOVEMENTS OF SAID CASTER WHEEL.
Claim 2
Dependent Claim
129 words
FOR USE WITH A VEHICLE HAVING GROUND ENGAGING STEERING WHEEL MEANS AND A FORWARDLY EXTENDING STEERING ELEMENT, THAT IS LONG RELATIVE TO THE WIDTH OF THE VEHICLE TRACK, A PILOT DEVICE DISPOSED FORWARDLY OF THE VEHICLE FOR STEERING THE VEHICLE ALONG COURSE-DEFINING MEANS, COMPRISING A SWIVEL CASTER WHEEL WITH THE HORIZONTAL AXIS OF ROTATION BEING OFFSET FROM THE VERTICAL PIVOTAL AXIS, DIRECTION CONTROL MEANS SUPPORTED BY THE CASTER WHEEL IN SPACED RELATION RELATIVE TO SAID COURSE-DEFINING MEANS, SAID DIRECTION CONTROL MEANS BEING RESPONSIVE TO SAID COURSE-DEFINING MEANS TO EFFECT POSITIONING OF THE CASTER WHEEL RELATIVE TO THE DEFINED COURSE FOR MAINTAINING THE CASTER WHEEL ON THE COURSE, AND MEANS FOR SECURING THE STEERING ELEMENT OF THE VEHICLE TO SAID DEVICE FOR RESPONSE TO DIRECTIONAL MOVEMENTS OF SAID CASTER WHEEL.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |