Patent US3107285A successfully refreshed from Google Patents.
US3107285A
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Temperature control system
Assignee: National Co Inc
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Filing: 1960-06-15
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Granted: 1963-10-15
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Expires: 1980-06-15
Abstract
No abstract record available.
Inventors
- 👤 Knapp Guenther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:08
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/20; G05D23/24; G05D23/1906; G05D23/1913
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A TEMPERATURE CONTROL SYSTEM COMPRISING TEMPERATURE SENSING MEANS, SAID TEMPERATURE SENSING MEANS PROVIDING AN OUTPUT VARYING WITH THE DEVIATION OF THE TEMPERATURE FROM A DESIRED VALUE, A RELAXATION OSCILLATOR, MEANS DIRECTLY RESPONSIVE TO SAID TEMPERATURE SENSING MEANS OUTPUT FOR CONTINUOUSLY INCREASING THE FREQUENCY OF OSCILLATIONS OF SAID RELAXATION OSCILLATOR WITH THE DEVIATION OF THE TEMPERATURE FROM THE CONTROLLED VALUE, A DE-
Claim 2
Dependent Claim
61 words
A TEMPERATURE CONTROL SYSTEM COMPRISING TEMPERATURE SENSING MEANS, SAID TEMPERATURE SENSING MEANS PROVIDING AN OUTPUT VARYING WITH THE DEVIATION OF THE TEMPERATURE FROM A DESIRED VALUE, A RELAXATION OSCILLATOR, MEANS DIRECTLY RESPONSIVE TO SAID TEMPERATURE SENSING MEANS OUTPUT FOR CONTINUOUSLY INCREASING THE FREQUENCY OF OSCILLATIONS OF SAID RELAXATION OSCILLATOR WITH THE DEVIATION OF THE TEMPERATURE FROM THE CONTROLLED VALUE, A DE-
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US2932714A
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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) | 1966-10-14 | 1967-04-15 | 1967-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-14 | 1971-04-15 | 1971-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-14 | 1975-04-15 | 1975-10-15 | $7700.00 | Window Closed / Lapsed |