US3511569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for determining velocity of moving objects
Assignee: Individual
•
Filing: 1966-09-06
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Granted: 1970-05-12
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Expires: 1986-09-06
Abstract
No abstract record available.
Inventors
- 👤 Leo Mackta
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:42
CPC Classifications
G; G01; G01P; G01P3/00; G01P3/36; G01P3/366; G03; G03H; G03H1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
METHOD FOR DETERMINING THE VELOCITY OF A MOVING OBJECT, COMPRISING THE FOLLOWING STEPS; DIRECTING A FIRST SOURCE OF MONOCHROMATIC LIGHT OF CONSTANT FREQUENCY TOWARD THE OBJECT, THE VELOCITY OF WHICH IS TO BE DETERMINED; COMBINING THE BEAMS OF MONOCHRMATIC LIGHT FROM SAID FIRST SOURCE, REFLECTED BY SAID OBJECT, WITH A SECOND REFERENCE SOURCE OF MONOCHROMATIC LIGHT OF VARYING FREQUENCY; EXPOSING SAID COMBINED BEAMS TO THE SURFACE OF A PHOTO-SENSITIVE RECEPTOR; AND READING THE RESULTANT IMAGES TO DETERMINE THE CLEAREST IMAGE PRODUCED AS A RESULT OF THE SYNCHRONIZATION OF THE FREQUENCIES OF THE REFERENCE SOURCE AND THE REFLECTED LIGHT, THUS, TO DETERMINE THE RELATIVE RADIAL VELOCITY OF SAID OBJECT TO SAID FIRST SOURCE.
Claim 2
Dependent Claim
112 words
METHOD FOR DETERMINING THE VELOCITY OF A MOVING OBJECT, COMPRISING THE FOLLOWING STEPS; DIRECTING A FIRST SOURCE OF MONOCHROMATIC LIGHT OF CONSTANT FREQUENCY TOWARD THE OBJECT, THE VELOCITY OF WHICH IS TO BE DETERMINED; COMBINING THE BEAMS OF MONOCHRMATIC LIGHT FROM SAID FIRST SOURCE, REFLECTED BY SAID OBJECT, WITH A SECOND REFERENCE SOURCE OF MONOCHROMATIC LIGHT OF VARYING FREQUENCY; EXPOSING SAID COMBINED BEAMS TO THE SURFACE OF A PHOTO-SENSITIVE RECEPTOR; AND READING THE RESULTANT IMAGES TO DETERMINE THE CLEAREST IMAGE PRODUCED AS A RESULT OF THE SYNCHRONIZATION OF THE FREQUENCIES OF THE REFERENCE SOURCE AND THE REFLECTED LIGHT, THUS, TO DETERMINE THE RELATIVE RADIAL VELOCITY OF SAID OBJECT TO SAID FIRST SOURCE.
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) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |