US3329946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electro-optical monitor systems
Assignee: Individual
•
Filing: 1964-06-19
•
Granted: 1967-07-04
•
Expires: 1984-06-19
Abstract
No abstract record available.
Inventors
- 👤 Robbins Alex
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:28
CPC Classifications
G; G08; G08B; G08B13/00; G08B13/18; G08B13/189; G08B13/1895
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A MONITOR SYSTEM COMPRISING A PLURALITY OF PHOTO ELECTRIC SENSORS, A PLURALITY OF INDICATOR MEANS EACH CORRESPONDING TO A SENSOR AND LOCATED REMOTELY FROM SAID SENSORS, AND CIRCUIT MEANS CONNECTING SAID SENSORS TO SAID INDICATOR MEANS; SAID CIRCUIT MEANS INCLUDING A MULTIPLICITY OF OSCILLATORS CONNECTED TO EACH SENSOR TO BE MODULATED THEREBY, THE OSCILLATORS IN EACH MULTIPLICITY CONNECTED TO EACH SENSOR HAVING DIFFERENT COMBINATION OF SEPARATE FREQUENCIES; A PAIR OF TRANSMISSION LINES CONNECTED AT ONE END TO ALL OF SAID OSCILLATORS, A PLURALITY OF FILTERS CORRESPONDING TO THE INDIVIDUAL FREQUENCIES OF SAID OSCILLATORS AND CONNECTED TO SAID TRANSMISSION LINES AT THEIR OTHER END, AND A PLURALITY OF LOGICAL AND CIRCUIT MEANS EACH CORRESPONDING TO ONE OF THE SENSORS AND EACH HAVING INPUTS CONNECTED TO THOSE FILTERS RESPONDING TO THE FREQUENCIES OF THE OSCILLATORS CONNECTED TO THE CORRESPONDING SENSOR; EACH OF SAID AND CIRCUIT MEANS HAVING AN OUTPUT CONNECTED TO ONE OF SAID INDICATOR MEANS.
Claim 2
Dependent Claim
154 words
A MONITOR SYSTEM COMPRISING A PLURALITY OF PHOTO ELECTRIC SENSORS, A PLURALITY OF INDICATOR MEANS EACH CORRESPONDING TO A SENSOR AND LOCATED REMOTELY FROM SAID SENSORS, AND CIRCUIT MEANS CONNECTING SAID SENSORS TO SAID INDICATOR MEANS; SAID CIRCUIT MEANS INCLUDING A MULTIPLICITY OF OSCILLATORS CONNECTED TO EACH SENSOR TO BE MODULATED THEREBY, THE OSCILLATORS IN EACH MULTIPLICITY CONNECTED TO EACH SENSOR HAVING DIFFERENT COMBINATION OF SEPARATE FREQUENCIES; A PAIR OF TRANSMISSION LINES CONNECTED AT ONE END TO ALL OF SAID OSCILLATORS, A PLURALITY OF FILTERS CORRESPONDING TO THE INDIVIDUAL FREQUENCIES OF SAID OSCILLATORS AND CONNECTED TO SAID TRANSMISSION LINES AT THEIR OTHER END, AND A PLURALITY OF LOGICAL AND CIRCUIT MEANS EACH CORRESPONDING TO ONE OF THE SENSORS AND EACH HAVING INPUTS CONNECTED TO THOSE FILTERS RESPONDING TO THE FREQUENCIES OF THE OSCILLATORS CONNECTED TO THE CORRESPONDING SENSOR; EACH OF SAID AND CIRCUIT MEANS HAVING AN OUTPUT CONNECTED TO ONE OF SAID INDICATOR MEANS.
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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) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |