US3105155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic comparator
Assignee: Daystrom Inc
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Filing: 1960-03-24
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Granted: 1963-09-24
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Expires: 1980-03-24
Abstract
No abstract record available.
Inventors
- 👤 Gene D Barber
- 👤 Bill L Waddell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:03
CPC Classifications
H; H03; H03K; H03K5/00; H03K5/22; H03K5/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
APPARATUS FOR MONITORING A PHYSICAL CONDITION OF INTEREST COMPRISING: CIRCUIT MEANS FOR SUPPLYING AN INPUT SIGNAL REPRESENTATIVE OF THE CONDITION; MAGNETIC CORE COMPARING CIRCUIT MEANS RESPONSIVE TO THE INPUT SIGNAL FOR DEVELOPING REPETITIVE SIGNAL INDICATIONS SO LONG AS THE INPUT SIGNAL DOES NOT REACH A PREDETERMINED REFERENCE LEVEL; CIRCUIT MEANS RESPONSIVE TO EACH OF THE SIGNAL INDICATIONS FOR GENERATING A PULSE OF UNIFORM CHARACTER; CIRCUIT MEANS FOR ENERGIZING AN INDICATING DEVICE; AND CIRCUIT MEANS RESPONSIVE TO THE UNIFORM PULSES FOR DISABLING THE ENERGIZING CIRCUIT MEANS SO LONG AS THE UNIFORM PULSES OCCUR AT GREATER THAN A PREDETERMINED RATE.
Claim 2
Dependent Claim
98 words
APPARATUS FOR MONITORING A PHYSICAL CONDITION OF INTEREST COMPRISING: CIRCUIT MEANS FOR SUPPLYING AN INPUT SIGNAL REPRESENTATIVE OF THE CONDITION; MAGNETIC CORE COMPARING CIRCUIT MEANS RESPONSIVE TO THE INPUT SIGNAL FOR DEVELOPING REPETITIVE SIGNAL INDICATIONS SO LONG AS THE INPUT SIGNAL DOES NOT REACH A PREDETERMINED REFERENCE LEVEL; CIRCUIT MEANS RESPONSIVE TO EACH OF THE SIGNAL INDICATIONS FOR GENERATING A PULSE OF UNIFORM CHARACTER; CIRCUIT MEANS FOR ENERGIZING AN INDICATING DEVICE; AND CIRCUIT MEANS RESPONSIVE TO THE UNIFORM PULSES FOR DISABLING THE ENERGIZING CIRCUIT MEANS SO LONG AS THE UNIFORM PULSES OCCUR AT GREATER THAN A PREDETERMINED RATE.
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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |