US3201946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cryogenic container support and fluid conduit structure
Assignee: Ryan Industries Inc
•
Filing: 1964-03-13
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Granted: 1965-08-24
•
Expires: 1984-03-13
Abstract
No abstract record available.
Inventors
- 👤 Richard S Pauliukonis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:14
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/005; G; G01; G01F; G01F23/00; G01F23/0007; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0626; F17C2203/0629; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2223/04; F17C2223/042; F17C2223/046; F17C2223/047
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN CRYOGENIC CONTAINER MEANS HAVING INNER AND OUTER CONTAINER SHELLS WITH AN EVACUATED SPACE THEREBETWEEN, AND A SUPPORTING NECK THROUGH WHICH CONDUIT MEANS PASSES FROM THE EXTERIOR OF THE OUTER SHELL TO THE INTERIOR OF THE INNER SHELL, A NECK STRUCTURE COMPRISING AN EXTERIORLY VENTABLE NECK TUBE BRIDGING THE EVACUATED SPACE AND OPENING INTO THE TOP OF THE CONTAINER CHAMBER, A DIP TUBE EXTENDING THROUGH THE NECK TUBE AND DEPENDING DOWNWARDLY FAR INTO THE INTERIOR OF THE CONTRAINER CHAMBER, RADIALLY INTERMEDIATE TUBE MEANS CONCENTRICALLY SURROUND-
Claim 2
Dependent Claim
85 words
IN CRYOGENIC CONTAINER MEANS HAVING INNER AND OUTER CONTAINER SHELLS WITH AN EVACUATED SPACE THEREBETWEEN, AND A SUPPORTING NECK THROUGH WHICH CONDUIT MEANS PASSES FROM THE EXTERIOR OF THE OUTER SHELL TO THE INTERIOR OF THE INNER SHELL, A NECK STRUCTURE COMPRISING AN EXTERIORLY VENTABLE NECK TUBE BRIDGING THE EVACUATED SPACE AND OPENING INTO THE TOP OF THE CONTAINER CHAMBER, A DIP TUBE EXTENDING THROUGH THE NECK TUBE AND DEPENDING DOWNWARDLY FAR INTO THE INTERIOR OF THE CONTRAINER CHAMBER, RADIALLY INTERMEDIATE TUBE MEANS CONCENTRICALLY SURROUND-
References Cited (Backward Citations)
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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) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |