Patent US3135908A successfully refreshed from Google Patents.
US3135908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control device
Assignee: Individual
•
Filing: 1962-03-28
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Granted: 1964-06-02
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Expires: 1982-03-28
Abstract
No abstract record available.
Inventors
- 👤 John L Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:10
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0227; H05B1/0252; H05B1/0275; H05B1/028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
IN A CONTROL SYSTEM FOR A CONDITION CHANGING SYSTEM INCLUDING A COMPRESSOR, A CONDITION RESPONSIVE MEANS FOR CONTROLLING SAID COMPRESSOR, A SWITCH INTERPOSED BEBETWEEN SAID CONDITION RESPONSIVE MEANS AND SAID COMPRESSOR, MEANS INCLUDING A TIMER MOTOR AND A SOLENOID MECHANICALLY AND CONJOINTLY OPERATING SAID SWITCH, SAID SOLENOID BEING CONTROLLED BY SAID CONDITION RESPONSIVE MEANS AND BEING ARRANGED TO OPEN SAID SWITCH WHEN THE CONDITION RESPONSIVE MEANS STOPS THE COMPRESSOR, MEANS ACTUATED BY SAID SOLENOID WHEN OPENING SAID SWITCH FOR STARTING SAID TIMER MOTOR, AND MEANS ACTUATED BY SAID
Claim 2
Dependent Claim
88 words
IN A CONTROL SYSTEM FOR A CONDITION CHANGING SYSTEM INCLUDING A COMPRESSOR, A CONDITION RESPONSIVE MEANS FOR CONTROLLING SAID COMPRESSOR, A SWITCH INTERPOSED BEBETWEEN SAID CONDITION RESPONSIVE MEANS AND SAID COMPRESSOR, MEANS INCLUDING A TIMER MOTOR AND A SOLENOID MECHANICALLY AND CONJOINTLY OPERATING SAID SWITCH, SAID SOLENOID BEING CONTROLLED BY SAID CONDITION RESPONSIVE MEANS AND BEING ARRANGED TO OPEN SAID SWITCH WHEN THE CONDITION RESPONSIVE MEANS STOPS THE COMPRESSOR, MEANS ACTUATED BY SAID SOLENOID WHEN OPENING SAID SWITCH FOR STARTING SAID TIMER MOTOR, AND MEANS ACTUATED BY SAID
References Cited (Backward Citations)
US2276369A
Cited
US2500298A
Cited
US2423316A
Cited
US2690526A
Cited
US2690800A
Cited
US2975612A
Cited
US2984716A
Cited
US3053057A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |