US3371635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Submersible vessel
Assignee: Individual
•
Filing: 1966-09-07
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Granted: 1968-03-05
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Expires: 1986-09-07
Abstract
No abstract record available.
Inventors
- 👤 Leonard W Seeley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:24
CPC Classifications
B; B63; B63H; B63H5/00; B63H5/02; B63B; B63B3/00; B63B3/13; B63G; B63G8/00; B63G8/14; B63G8/16; B63H1/00; B63H1/02; B63H1/04; B63H1/06; B63H1/08; B63H1/10; B63H2005/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A SUBMERSIBLE VESSEL, COMPRISING, HULL STRUCTURE DEFINING AN ELLIPSODIAL SHAPE HAVING ITS MAJOR TRANSVERSE AXIS ARRANGED VERTICALLY, PRESSURE BULKHEAD MEANS DIVIDING SAID HULL STRUCTURE INTO A COCKPIT AREA AND A FLOODED AREA FOR POWER, AIR BALLAST AND ENVIRONMENTAL SYSTEMS, A MID-HULL TWIN CYCLOIDAL PROPELLER PROPULSION SYSTEM MOUNTED ON THE STARBOARD AND PORT SIDES OF SAID VESSEL FOR PROPULSION THEREOF, AND MEANS FOR CONTROLLING THE OPERATION OF SAID PROPULSION SYSTEM SO AS TO CONTROL THE MANEUVERING CHARACTERISTICS OF SAID SUBMERSIBLE VESSEL.
Claim 2
Dependent Claim
80 words
A SUBMERSIBLE VESSEL, COMPRISING, HULL STRUCTURE DEFINING AN ELLIPSODIAL SHAPE HAVING ITS MAJOR TRANSVERSE AXIS ARRANGED VERTICALLY, PRESSURE BULKHEAD MEANS DIVIDING SAID HULL STRUCTURE INTO A COCKPIT AREA AND A FLOODED AREA FOR POWER, AIR BALLAST AND ENVIRONMENTAL SYSTEMS, A MID-HULL TWIN CYCLOIDAL PROPELLER PROPULSION SYSTEM MOUNTED ON THE STARBOARD AND PORT SIDES OF SAID VESSEL FOR PROPULSION THEREOF, AND MEANS FOR CONTROLLING THE OPERATION OF SAID PROPULSION SYSTEM SO AS TO CONTROL THE MANEUVERING CHARACTERISTICS OF SAID SUBMERSIBLE VESSEL.
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) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |