Patent US3208622A successfully refreshed from Google Patents.
US3208622A
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Double-walled container
Assignee: Union Carbide Corp
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Filing: 1962-10-01
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Granted: 1965-09-28
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Expires: 1982-10-01
Abstract
No abstract record available.
Inventors
- 👤 Ralph A Trentham
- 👤 Robert F O'connell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:15
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/08; F17C13/086; B; B64; B64D; B64D37/00; B64D37/02; B64D37/06; G; G01; G01F; G01F23/00; G01F23/22; G01F23/26; G01F23/263; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2201/0128; F17C2203/00; F17C2203/01; F17C2203/011; F17C2203/013; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0626; F17C2203/0629; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2260/00; F17C2260/01; F17C2260/012
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
96 words
A LIGHT WEIGHT DOUBLE-WALLED CONTAINER FOR STORING LOW-BOILING LIQUEFIED GAS COMPRISING AN INNER VESSEL HAVING DIAMETRICALLY OPPOSED DEPRESSIONS IN THE OUTER SURFACE THEREOF; TWO OPPOSINGLY POSOTIONED HOLLOW PLASTIC COMPRESSION MEMBERS, THE FIRST MEMBER HAVING ONE END POSITIONED IN ONE DEPRESSION ANT THE SECOND MEMBER HAVING ONE END POSITIONED IN ANOTHER DIAMETRICALLY OPPOSED DEPRESSION IN SAID INNER VESSEL; A SUBSTANTIALLY ELASTICALLY ELONGATED OUTER CASING CONSISTING OF A LOWER SEGMENT AND AN UPPER SEGMENT JOINED TOGETHER IN A GIRTH JOINT AND HAVING A DEPRESSION IN THE INNER SURFACE OF EACH OF SAID SEGMENTS, SUCH DEPRESSIONS BEING DIAMETRICALLY OPPOSED
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) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |