Patent US3167204A successfully refreshed from Google Patents.
US3167204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure vessels
Assignee: Individual
•
Filing: 1961-05-26
•
Granted: 1965-01-26
•
Expires: 1981-05-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas P M Rouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:40
CPC Classifications
B; B63; B63B; B63B3/00; B63B3/13; F; F42; F42B; F42B19/00; F42B19/005; Y; Y10; Y10S; Y10S220/00; Y10S220/918; Y10S220/921; Y10S29/00; Y10S29/047; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49879
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
IN AN UNDERWATER VEHICLE OF THE CHARACTER DISCLOSED, AN EXTERNAL PRESSURE HULL COMPRISING AN INNER METALLIC SHELL HAVING AT LEAST ONE CIRCULAR AND PLANAR OPENING THEREIN, AN OUTER METALLIC SHELL SUBSTANTIALLY CONCENTRIC WITH THE INNER SHELL AND SPACED THEREFROM BY A PLURALITY OF INDIVIDUAL, FLAT AND MUTUALLY PARALLEL METALLIC STRENGTHENING RIBS INTEGRALLY FORMED WITH AND POSITIONED ENTIRELY BETWEEN SAID INNER AND OUTER SHELLS IN PARALLEL RELATIONSHIP WITH THE AXIS OF CONCENTRICITY OF SAID SHELLS, AT LEAST ONE JOINT RING ATTACHED TO SAID INNER AND OUTER SHELLS AT SAID OPENING SEALEDLY CLOSING THE SPACE BETWEEN SAID INNER AND OUTER SHELLS AND ADAPTED TO BE USED FOR JOINING SAID HULL TO ANOTHER METAL SECTION, SAID STRENGTHENING RIBS THEREBY FORMING A PLURALITY OF CHAMBERS IN SAID SPACE BETWEEN SAID INNER AND OUTER SHELLS,
Claim 2
Dependent Claim
130 words
IN AN UNDERWATER VEHICLE OF THE CHARACTER DISCLOSED, AN EXTERNAL PRESSURE HULL COMPRISING AN INNER METALLIC SHELL HAVING AT LEAST ONE CIRCULAR AND PLANAR OPENING THEREIN, AN OUTER METALLIC SHELL SUBSTANTIALLY CONCENTRIC WITH THE INNER SHELL AND SPACED THEREFROM BY A PLURALITY OF INDIVIDUAL, FLAT AND MUTUALLY PARALLEL METALLIC STRENGTHENING RIBS INTEGRALLY FORMED WITH AND POSITIONED ENTIRELY BETWEEN SAID INNER AND OUTER SHELLS IN PARALLEL RELATIONSHIP WITH THE AXIS OF CONCENTRICITY OF SAID SHELLS, AT LEAST ONE JOINT RING ATTACHED TO SAID INNER AND OUTER SHELLS AT SAID OPENING SEALEDLY CLOSING THE SPACE BETWEEN SAID INNER AND OUTER SHELLS AND ADAPTED TO BE USED FOR JOINING SAID HULL TO ANOTHER METAL SECTION, SAID STRENGTHENING RIBS THEREBY FORMING A PLURALITY OF CHAMBERS IN SAID SPACE BETWEEN SAID INNER AND OUTER SHELLS,
References Cited (Backward Citations)
US67035A
Cited
GB189924959A
Cited
US724675A
Cited
US1078906A
Cited
US1173431A
Cited
GB254220A
Cited
US1712803A
Cited
US2149232A
Cited
GB484953A
Cited
US2371348A
Cited
US2417873A
Cited
US2686473A
Cited
US2685858A
Cited
US2933214A
Cited
US2955415A
Cited
US2940734A
Cited
US3046736A
Cited
US3043103A
Cited
US3103885A
Cited
US3110754A
Cited
US3016866A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |