US3140890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoelectric lift
Assignee: Individual
•
Filing: 1963-03-04
•
Granted: 1964-07-14
•
Expires: 1983-03-04
Abstract
No abstract record available.
Inventors
- 👤 Sidney A Schwartz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:57
CPC Classifications
H; H10; H10N; H10N10/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
THERMOELECTRIC LIFTING-MEANS COMPRISING: A LIFT; A HOUSING HAVING LOWER AND UPPER SURFACES; A CORE CARRIED BY SAID HOUSING; A FLUID SPRAYER MOUNTED ON SAID HOUSING, SAID SPRAYER BEING OPERATIVELY CONNECTED TO A FLUID RESERVOIR; A PLURALITY OF TEMPERATURE CONTROL UNITS INLAID IN THE LOWER SURFACE OF SAID HOUSING, SAID UNITS BEING COUPLED TO A POWER PRODUCING MEANS; AND HEAT DISSIPATING MEANS COMMUNICATING WITH SAID CORE THROUGH SAID UPPER SURFACE OF SAID HOUSING, SAID HEAT DISSIPATING MEANS BEING PROVIDED WITH A COUPLING UNIT ADAPTED TO BE ATTACHED TO SAID LIFT.
Claim 2
Dependent Claim
89 words
THERMOELECTRIC LIFTING-MEANS COMPRISING: A LIFT; A HOUSING HAVING LOWER AND UPPER SURFACES; A CORE CARRIED BY SAID HOUSING; A FLUID SPRAYER MOUNTED ON SAID HOUSING, SAID SPRAYER BEING OPERATIVELY CONNECTED TO A FLUID RESERVOIR; A PLURALITY OF TEMPERATURE CONTROL UNITS INLAID IN THE LOWER SURFACE OF SAID HOUSING, SAID UNITS BEING COUPLED TO A POWER PRODUCING MEANS; AND HEAT DISSIPATING MEANS COMMUNICATING WITH SAID CORE THROUGH SAID UPPER SURFACE OF SAID HOUSING, SAID HEAT DISSIPATING MEANS BEING PROVIDED WITH A COUPLING UNIT ADAPTED TO BE ATTACHED TO SAID LIFT.
References Cited (Backward Citations)
US1804072A
Cited
US2942615A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |