Patent US3231449A successfully refreshed from Google Patents.
Patent US3103652A successfully refreshed from Google Patents.
US3103652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supervisory system
Assignee: Honeywell Inc
•
Filing: 1961-10-02
•
Granted: 1963-09-10
•
Expires: 1981-10-02
Abstract
No abstract record available.
Inventors
- 👤 Joseph O Thorsheim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:08
CPC Classifications
G; G08; G08B; G08B29/00; G08B29/02; G08B29/06; G08B29/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
SELF-SUPERVISED ELECTRICAL CIRCUIT APPARATUS COMPRISING: A SOURCE OF ELECTRICAL CURRENT; CURRENT RESPONSIVE MEANS; REMOTE CIRCUIT MEANS COMPRISING CONDITION SENSING SWITCH MEANS AND FIRST ASYMMETRIC CONDUCTOR MEANS; LOCAL CIRCUIT MEANS COMPRISING RANDOMLY OPERATED CURRENT REVERSING MEANS, SECOND ASYMMETRIC CONDUCTOR MEANS, SAID CURRENT RESPONSIVE MEANS AND SAID SOURCE; CONNECTION MEANS CONNECTING SAID REMOTE CIRCUIT MEANS AND SAID LOCAL CIRCUIT MEANS IN SERIES, SAID FIRST AND SECOND ASYMMETRIC CONDUCTOR MEANS BEING CONNECTED IN POLARITY OPPOSITION.
Claim 2
Dependent Claim
72 words
SELF-SUPERVISED ELECTRICAL CIRCUIT APPARATUS COMPRISING: A SOURCE OF ELECTRICAL CURRENT; CURRENT RESPONSIVE MEANS; REMOTE CIRCUIT MEANS COMPRISING CONDITION SENSING SWITCH MEANS AND FIRST ASYMMETRIC CONDUCTOR MEANS; LOCAL CIRCUIT MEANS COMPRISING RANDOMLY OPERATED CURRENT REVERSING MEANS, SECOND ASYMMETRIC CONDUCTOR MEANS, SAID CURRENT RESPONSIVE MEANS AND SAID SOURCE; CONNECTION MEANS CONNECTING SAID REMOTE CIRCUIT MEANS AND SAID LOCAL CIRCUIT MEANS IN SERIES, SAID FIRST AND SECOND ASYMMETRIC CONDUCTOR MEANS BEING CONNECTED IN POLARITY OPPOSITION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |