US3062017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxygen dispensing
Assignee: Airco Inc
•
Filing: 1959-09-30
•
Granted: 1962-11-06
•
Expires: 1979-09-30
Abstract
No abstract record available.
Inventors
- 👤 Frederick R Balcar
- 👤 Walter B Moen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:29
CPC Classifications
F; F17; F17C; F17C9/00; F17C9/02; A; A62; A62B; A62B7/00; A62B7/06; Y; Y10; Y10S; Y10S128/00; Y10S128/27
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A METHOD OF PROVIDING A CONTINOUS SUPPLY OF A CRYOGENIC SUBSTANCE IN GASEOUS FORM WHICH COMPRISES ESTABLISHING IN A CONFINED ZONE A BODY OF SAID CRYOGENIC SUBTANCE ENTIRELY IN A SINGLE PHASE AT A UNIFORM DENSITY HAVING A TEMPREATURE WITHIN THE RANGE OF ABOUT 10*F. ABOVE TO ABOUT 150*F. BELOW THE CRITICAL TEMPERATURE OF SAID SUBSTANCE AND A PRESSURE EXCEEDING THE CRITICAL PRESSURE OF SAID SUBSTANCE, WITHDRAWING SAID SINGLE PHASE CRYOGENIC SUBSTANCE FROM SAID CONFINED ZONE AND SUPPLYING IT IN GASEOUS FROM AT A REDICED PRESSURE, AND SUPPLYING HEAT TO SAID SINGLE-PHASE CRYOGENIC SUBSTANCE IN SAID CONFINED ZONE SUFFICIENT TO MAINTAIN THE PRESSURE OF SAID CRYOGENIC SUBSTANCE IN SAID CONFINED ZONE ABOVE SAID CRITICAL PRESSURE.
Claim 2
Independent Claim
115 words
A METHOD OF PROVIDING A CONTINOUS SUPPLY OF A CRYOGENIC SUBSTANCE IN GASEOUS FORM WHICH COMPRISES ESTABLISHING IN A CONFINED ZONE A BODY OF SAID CRYOGENIC SUBTANCE ENTIRELY IN A SINGLE PHASE AT A UNIFORM DENSITY HAVING A TEMPREATURE WITHIN THE RANGE OF ABOUT 10*F. ABOVE TO ABOUT 150*F. BELOW THE CRITICAL TEMPERATURE OF SAID SUBSTANCE AND A PRESSURE EXCEEDING THE CRITICAL PRESSURE OF SAID SUBSTANCE, WITHDRAWING SAID SINGLE PHASE CRYOGENIC SUBSTANCE FROM SAID CONFINED ZONE AND SUPPLYING IT IN GASEOUS FROM AT A REDICED PRESSURE, AND SUPPLYING HEAT TO SAID SINGLE-PHASE CRYOGENIC SUBSTANCE IN SAID CONFINED ZONE SUFFICIENT TO MAINTAIN THE PRESSURE OF SAID CRYOGENIC SUBSTANCE IN SAID CONFINED ZONE ABOVE SAID CRITICAL PRESSURE.
References Cited (Backward Citations)
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US2934910A
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US2970452A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |