Patent US3332386A successfully refreshed from Google Patents.
US3332386A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tanker
Assignee: Technigaz
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Filing: 1965-10-28
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Granted: 1967-07-25
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Expires: 1985-10-28
Abstract
No abstract record available.
Inventors
- 👤 Gilbert J Massac
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:03
CPC Classifications
F; F17; F17C; F17C3/00; F17C3/02; F17C3/025; B; B63; B63B; B63B25/00; B63B25/02; B63B25/08; B63B25/12; B63B25/16; F17C2201/00; F17C2201/05; F17C2201/052; F17C2203/00; F17C2203/01; F17C2203/011; F17C2203/012; F17C2203/014; F17C2203/015; F17C2203/03; F17C2203/0304; F17C2203/0329; F17C2203/0333; F17C2203/0354; F17C2203/0358; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0626; F17C2203/0631; F17C2203/0634; F17C2203/0636; F17C2203/0639; F17C2203/0643; F17C2221/00; F17C2221/03; F17C2221/032; F17C2221/033; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2223/03; F17C2223/033; F17C2227/00; F17C2227/01; F17C2227/0128; F17C2227/0135; F17C2227/0157; F17C2227/0171; F17C2227/0178; F17C2260/00; F17C2260/01; F17C2260/011; F17C2270/00; F17C2270/01; F17C2270/0102; F17C2270/0105; Y; Y10; Y10S; Y10S220/00; Y10S220/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A HIGH CAPACITY, HIGH SPEED LNG TANKER COMPRISING (A) A HULL STRUCTURE INCLUDING AN INNER AND AN OUTER HULL HAVING CONVERGENTLY TAPERED BOW AND STERN PORTIONS, (B) DECK MEANS CLOSING SAID INNER HULL, (C) A PLURALITY OF COFFERDAMS DIVIDING SAID CLOSED INNER HULL INTO A PLURALITY OF CARGO TANKS, (D) THE WALLS OF SAID CARGO TANKS INTEGRALLY SUPPORTING A THERMALLY INSULATED, CARGO IMPERMEABLE MEMBRANE STRUCTURE, (E) SAID THERMALLY INSULATED, CARGO IMPERMEABLE MEMBRANE STRUCTURE INCLUDING A PLURALITY OF CONTIGUOUSLY ARRAYED INSULATING PANELS SUPPORTED BY SAID HULL STRUCTURE AND SUPERIMPOSED BI-AXIALLY CORRUGATED STAINLESS STEEL PANELS DEFINING MULTIPLE LIQUID AND VAPOR IMPERMEABLE BARRIERS, AND (F) AT LEAST THE FORWARDMOST AND AFTMOST OF SAID CARGO TANKS HAVING A RIGHT ANGULARLY STEPPED AND GENERALLY TAPERING PROFILE IN THE HORIZONTAL ELEVATION IN GENERAL CONFORMITY WITH THE CONVERGENT TAPER OF THE BOW AND STERN PORTIONS OF SAID TANKER.
Claim 2
Dependent Claim
141 words
A HIGH CAPACITY, HIGH SPEED LNG TANKER COMPRISING (A) A HULL STRUCTURE INCLUDING AN INNER AND AN OUTER HULL HAVING CONVERGENTLY TAPERED BOW AND STERN PORTIONS, (B) DECK MEANS CLOSING SAID INNER HULL, (C) A PLURALITY OF COFFERDAMS DIVIDING SAID CLOSED INNER HULL INTO A PLURALITY OF CARGO TANKS, (D) THE WALLS OF SAID CARGO TANKS INTEGRALLY SUPPORTING A THERMALLY INSULATED, CARGO IMPERMEABLE MEMBRANE STRUCTURE, (E) SAID THERMALLY INSULATED, CARGO IMPERMEABLE MEMBRANE STRUCTURE INCLUDING A PLURALITY OF CONTIGUOUSLY ARRAYED INSULATING PANELS SUPPORTED BY SAID HULL STRUCTURE AND SUPERIMPOSED BI-AXIALLY CORRUGATED STAINLESS STEEL PANELS DEFINING MULTIPLE LIQUID AND VAPOR IMPERMEABLE BARRIERS, AND (F) AT LEAST THE FORWARDMOST AND AFTMOST OF SAID CARGO TANKS HAVING A RIGHT ANGULARLY STEPPED AND GENERALLY TAPERING PROFILE IN THE HORIZONTAL ELEVATION IN GENERAL CONFORMITY WITH THE CONVERGENT TAPER OF THE BOW AND STERN PORTIONS OF SAID TANKER.
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) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |