US3285053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Differential thermal micro-analysis apparatus
Assignee: Centre National de la Recherche Scientifique
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Filing: 1964-04-17
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Granted: 1966-11-15
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Expires: 1984-04-17
Abstract
No abstract record available.
Inventors
- 👤 Mazieres Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:20
CPC Classifications
B; B01; B01L; B01L3/00; B01L3/04; G; G01; G01N; G01N25/00; G01N25/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN AN APPARATUS FOR PERFORMING DIFFERENTIAL THEREMAL MICROANALYSIS, WHICH APPARATUS COMPRISES AN ENCLOSURE HAVING A SMALL VOLUME WITHIN WHICH A CONSTANT ACCURATELY DETERMINED TEMPERATURE IS MAINTAINED, SAID ENCLOSURE BEING DISPOSED WITHIN A VOLUME WHICH IS IN TURN SURROUNDED BY THE HEATING ELEMENTS OF AN ELECTRIC FURNACE, THE IMPROVEMENT COMPRISING: A TEST SAMPLE HOLDER ASSOCIATED WITH SAID APPARATUS, SAID HOLDER COMPRISING: A REMOVABLE MICRO-CUP INTO WHICH THE SUBSTANCE TO BE ANALYZED WILL BE PLACED, SAID MICRO-CUP HAVING A LOW HEAT CAPACITY; AND A THERMOCUPLE ELEMENT COMPRISING A JUNCTION WHICH IS SHAPED SO AS TO BE IN THE FORM OF A RECEPTACLE WHICH MATES WITH THE OUTER SURFACE OF SAID MICRO-CUP.
Claim 2
Dependent Claim
109 words
IN AN APPARATUS FOR PERFORMING DIFFERENTIAL THEREMAL MICROANALYSIS, WHICH APPARATUS COMPRISES AN ENCLOSURE HAVING A SMALL VOLUME WITHIN WHICH A CONSTANT ACCURATELY DETERMINED TEMPERATURE IS MAINTAINED, SAID ENCLOSURE BEING DISPOSED WITHIN A VOLUME WHICH IS IN TURN SURROUNDED BY THE HEATING ELEMENTS OF AN ELECTRIC FURNACE, THE IMPROVEMENT COMPRISING: A TEST SAMPLE HOLDER ASSOCIATED WITH SAID APPARATUS, SAID HOLDER COMPRISING: A REMOVABLE MICRO-CUP INTO WHICH THE SUBSTANCE TO BE ANALYZED WILL BE PLACED, SAID MICRO-CUP HAVING A LOW HEAT CAPACITY; AND A THERMOCUPLE ELEMENT COMPRISING A JUNCTION WHICH IS SHAPED SO AS TO BE IN THE FORM OF A RECEPTACLE WHICH MATES WITH THE OUTER SURFACE OF SAID MICRO-CUP.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |