US3114819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical heating devices
Assignee: Individual
•
Filing: 1960-12-27
•
Granted: 1963-12-17
•
Expires: 1980-12-27
Abstract
No abstract record available.
Inventors
- 👤 George V Woodling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:59
CPC Classifications
D; D06; D06F; D06F75/00; D06F75/08; D06F75/26; G; G05; G05D; G05D23/00; G05D23/19; G05D23/20; G05D23/24; G05D23/2451; G05D23/2453
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A CONTROL SYSTEM FOR A HOUSEHOLD APPLIANCE SUCH AS A FLATIRON COMPRISING, A BASE UNIT, SAID APPLIANCE ADAPTED TO REST ON SAID BASE UNIT TO BE HEATED, EARS ON SAID BASE UNIT TO CENTRALLY LOCATE SAID FLATIRON ON SAID BASE, A TEMPERATURE SENSING DEVICE HAVING CHANGEABLE CONDITIONS WITH VARYING TEMPERATURES LOCATED IN SAID APPLIANCE FOR HEAT EXCHANGE RELATIONSHIP THEREWITH, A HEATER RESISTANCE IN SAID BASE UNIT, MEANS FOR CONNECTING SAID HEATER RESISTANCE TO AN ALTERNATING CURRENT SOURCE FOR ENERGIZING SAID RESISTANCE,
Claim 2
Dependent Claim
81 words
A CONTROL SYSTEM FOR A HOUSEHOLD APPLIANCE SUCH AS A FLATIRON COMPRISING, A BASE UNIT, SAID APPLIANCE ADAPTED TO REST ON SAID BASE UNIT TO BE HEATED, EARS ON SAID BASE UNIT TO CENTRALLY LOCATE SAID FLATIRON ON SAID BASE, A TEMPERATURE SENSING DEVICE HAVING CHANGEABLE CONDITIONS WITH VARYING TEMPERATURES LOCATED IN SAID APPLIANCE FOR HEAT EXCHANGE RELATIONSHIP THEREWITH, A HEATER RESISTANCE IN SAID BASE UNIT, MEANS FOR CONNECTING SAID HEATER RESISTANCE TO AN ALTERNATING CURRENT SOURCE FOR ENERGIZING SAID RESISTANCE,
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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) | 1966-12-16 | 1967-06-17 | 1967-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-16 | 1971-06-17 | 1971-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-16 | 1975-06-17 | 1975-12-17 | $7700.00 | Window Closed / Lapsed |