Patent US4620095A successfully refreshed from Google Patents.
Patent US3177560A successfully refreshed from Google Patents.
US3177560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing a thermistor
Assignee: Individual
•
Filing: 1960-12-28
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Granted: 1965-04-13
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Expires: 1980-12-28
Abstract
No abstract record available.
Inventors
- 👤 Argamakoff Alexis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:14
CPC Classifications
H; H01; H01C; H01C7/00; H01C7/04; H01C1/00; H01C1/14; H01C1/1413; H01C17/00; H01C17/28; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/49085; Y10T29/49087; Y10T29/49101
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A PROCESS FOR PRODUCING A THERMISTOR OF RELATIVELY SMALL SIZE COMPRISING THE STEPS OF MIXING THERMISTOR MATERIAL WITH A LIQUID SO AS TO OBTAIN A LIQUID SUSPENSION, CONAXIALLY ARRANGING TWO CONDUCTIVE ELEMENTS HAVING ENDS SPACED FROM ONE ANOTHER TO DEFINE A GAP DEPOSITING A DROP OF SAID LIQUID SUSPENSION ON SAID ENDS OF THE CONDUCTIVE ELEMENTS TO SPAN THE GAP BETWEEN SAID ENDS, ALLOWING THE LIQUID TO EBAPORATE TO LEAVE THE THERMISTOR MATERIAL TO SPAN THE GAP BETWEEN THE ENDS OF THE CONDUCTIVE ELEMENTS, AND THEREAFTER HEATING THE SAID ENDS AND THE THERMISTOR MATERIAL DEPOSITED THEREON TO MELT THE THERMISTOR MATERIAL WHEREBY THE SAME ASSUMES A SPHERICAL SHAPE, AND ALLOWING SAID THERMISTOR MATERIAL TO HARDEN IN SAID SPHERICAL SHAPE WHEREBY SAID ENDS AND SAID THERMISTOR MATERIAL ARE UNITED INTO AN INTEGRAL ASSEMBLY.
Claim 2
Dependent Claim
132 words
A PROCESS FOR PRODUCING A THERMISTOR OF RELATIVELY SMALL SIZE COMPRISING THE STEPS OF MIXING THERMISTOR MATERIAL WITH A LIQUID SO AS TO OBTAIN A LIQUID SUSPENSION, CONAXIALLY ARRANGING TWO CONDUCTIVE ELEMENTS HAVING ENDS SPACED FROM ONE ANOTHER TO DEFINE A GAP DEPOSITING A DROP OF SAID LIQUID SUSPENSION ON SAID ENDS OF THE CONDUCTIVE ELEMENTS TO SPAN THE GAP BETWEEN SAID ENDS, ALLOWING THE LIQUID TO EBAPORATE TO LEAVE THE THERMISTOR MATERIAL TO SPAN THE GAP BETWEEN THE ENDS OF THE CONDUCTIVE ELEMENTS, AND THEREAFTER HEATING THE SAID ENDS AND THE THERMISTOR MATERIAL DEPOSITED THEREON TO MELT THE THERMISTOR MATERIAL WHEREBY THE SAME ASSUMES A SPHERICAL SHAPE, AND ALLOWING SAID THERMISTOR MATERIAL TO HARDEN IN SAID SPHERICAL SHAPE WHEREBY SAID ENDS AND SAID THERMISTOR MATERIAL ARE UNITED INTO AN INTEGRAL ASSEMBLY.
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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) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |