US3071686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for low temperature analysis
Assignee: Individual
•
Filing: 1960-02-09
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Granted: 1963-01-01
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Expires: 1980-02-09
Abstract
No abstract record available.
Inventors
- 👤 George J Hanggi
- 👤 Doyle W Mcculloch
- 👤 Frank H Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:50
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/20; G01N23/20008; G01N23/20025; G01N23/20033
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
APPARATUS FOR THE LOW-TEMPERATURE ANALYSIS OF A NORMALLY-FLUID MATERIAL COMPRISING: A HEAT-INSULATED CONTAINER FOR A LIQUID COOLANT; A CHAMBER CONNECTED TO SAID CONTAINER AND COMMUNICATING THEREWITH; AND A SAMPLE HOLDER PIVOTALLY MOUNTED IN SAID CHAMBER WITH THE AXIS OF ROTATION IN A SUBSTANTIALLY HORIZONTAL DIRECTION, SAID SAMPLE HOLDER BEING DESIGNED AND ADAPTED TO ROTATE UPWARDLY FROM A SUBSTANTIALLY HORIZONTAL FIRST POSITION TO A SECOND POSITION SUITABLE FOR ANALYSIS OF A SAMPLE IN SAID SAMPLE HOLDER, AND BEING DESIGNED AND ADAPTED SO THAT IT MAY BE AT LEAST PARTIALLY IMMERSED IN A LIQUID COOLANT IN SAID CONTAINER WHILE IN EACH OF SAID POSITIONS.
Claim 2
Dependent Claim
102 words
APPARATUS FOR THE LOW-TEMPERATURE ANALYSIS OF A NORMALLY-FLUID MATERIAL COMPRISING: A HEAT-INSULATED CONTAINER FOR A LIQUID COOLANT; A CHAMBER CONNECTED TO SAID CONTAINER AND COMMUNICATING THEREWITH; AND A SAMPLE HOLDER PIVOTALLY MOUNTED IN SAID CHAMBER WITH THE AXIS OF ROTATION IN A SUBSTANTIALLY HORIZONTAL DIRECTION, SAID SAMPLE HOLDER BEING DESIGNED AND ADAPTED TO ROTATE UPWARDLY FROM A SUBSTANTIALLY HORIZONTAL FIRST POSITION TO A SECOND POSITION SUITABLE FOR ANALYSIS OF A SAMPLE IN SAID SAMPLE HOLDER, AND BEING DESIGNED AND ADAPTED SO THAT IT MAY BE AT LEAST PARTIALLY IMMERSED IN A LIQUID COOLANT IN SAID CONTAINER WHILE IN EACH OF SAID POSITIONS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |