US3149325A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collision warning system
Assignee: Vitro Corp of America
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Filing: 1959-05-08
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Granted: 1964-09-15
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Expires: 1979-05-08
Abstract
No abstract record available.
Inventors
- 👤 John F Kellogg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:28
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/88; G01S13/93; G01S13/937
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A WARNING SYSTEM FOR INDICATING WHEN A VEHICLE IS ON A COLLISION COURSE WITH RELATION TO ANOTHER OBJECT COMPRISING ROTATABLE DETECTING MEANS MOUNTED ON THE VEHICLE, RECORD MEANS MOVABLE IN SYNCHRONISM WITH THE DETECTING MEANS, RECORDING MEANS FOR MARKING THE RECORD MEANS IN RESPONSE TO DETECTION OF AN OBJECT BY THE DETECTING MEANS, MEANS FOR CONTROLLING THE DURATION OF THE MARKS APPLIED BY THE RECORDING MEANS SO AS TO REGULATE THE ANGULAR RESOLUTION OF THE SYSTEM, AND READING MEANS INCLUDING A PLURALITY OF READING DEVICES ADJACENT TO THE RECORD MEANS SPACED AT INTERVALS EQUIVALENT TO ONE OR MORE DETECTOR ROTATIONS TO PRODUCE SIMULTANEOUS OUTPUT SIGNALS IN RESPONSE TO DETECTION OF OBJECTS ON A COLLISION COURSE WITH THE VEHICLE.
Claim 2
Dependent Claim
118 words
A WARNING SYSTEM FOR INDICATING WHEN A VEHICLE IS ON A COLLISION COURSE WITH RELATION TO ANOTHER OBJECT COMPRISING ROTATABLE DETECTING MEANS MOUNTED ON THE VEHICLE, RECORD MEANS MOVABLE IN SYNCHRONISM WITH THE DETECTING MEANS, RECORDING MEANS FOR MARKING THE RECORD MEANS IN RESPONSE TO DETECTION OF AN OBJECT BY THE DETECTING MEANS, MEANS FOR CONTROLLING THE DURATION OF THE MARKS APPLIED BY THE RECORDING MEANS SO AS TO REGULATE THE ANGULAR RESOLUTION OF THE SYSTEM, AND READING MEANS INCLUDING A PLURALITY OF READING DEVICES ADJACENT TO THE RECORD MEANS SPACED AT INTERVALS EQUIVALENT TO ONE OR MORE DETECTOR ROTATIONS TO PRODUCE SIMULTANEOUS OUTPUT SIGNALS IN RESPONSE TO DETECTION OF OBJECTS ON A COLLISION COURSE WITH THE VEHICLE.
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) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |