Patent US3104641A successfully refreshed from Google Patents.
US3104641A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Underseas vehicle
Assignee: General Mills Inc
•
Filing: 1961-08-29
•
Granted: 1963-09-24
•
Expires: 1981-08-29
Abstract
No abstract record available.
Inventors
- 👤 Harold E Froehlich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:07
CPC Classifications
B; B63; B63H; B63H25/00; B63H25/42; B63G; B63G8/00; B63G8/14; B63G8/16; B63H5/00; B63H5/07; B63H5/125; B63H2005/1254; B63H2005/1258; Y; Y10; Y10T; Y10T74/00; Y10T74/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
AN UNDERWATER VEHICLE COMPRISING A HULL HAVING A BOW AND STERN, MEANS MOUNTED AT SAID STERN FOR STABILIZING AND MANEUVERING SAID VEHICLE, MEANS MOUNTED WITHIN SAID HULL FOR MOVING SAID STABILIZING MEANS TO MANEUVER SAID VEHICLE, A FIRST PROPULSION UNIT MOUNTED WITHIN AND MOVABLE WITH SAID STABILIZING MEANS FOR PROPELLING SAID VEHICLE, AT LEAST A PAIR OF ROTATABLE PROPULSION UNITS, MEANS FOR MOUNTING EACH OF SAID PAIR OF PROPULSION UNITS ON SAID HULL NEAR SAID BOW AND A MOTOR AND GEAR ASSEMBLY INTEGRAL WITH EACH OF SAID MOUNTING MEANS FOR ROTATING
Claim 2
Dependent Claim
91 words
AN UNDERWATER VEHICLE COMPRISING A HULL HAVING A BOW AND STERN, MEANS MOUNTED AT SAID STERN FOR STABILIZING AND MANEUVERING SAID VEHICLE, MEANS MOUNTED WITHIN SAID HULL FOR MOVING SAID STABILIZING MEANS TO MANEUVER SAID VEHICLE, A FIRST PROPULSION UNIT MOUNTED WITHIN AND MOVABLE WITH SAID STABILIZING MEANS FOR PROPELLING SAID VEHICLE, AT LEAST A PAIR OF ROTATABLE PROPULSION UNITS, MEANS FOR MOUNTING EACH OF SAID PAIR OF PROPULSION UNITS ON SAID HULL NEAR SAID BOW AND A MOTOR AND GEAR ASSEMBLY INTEGRAL WITH EACH OF SAID MOUNTING MEANS FOR ROTATING
References Cited (Backward Citations)
US987624A
Cited
US988632A
Cited
US1067371A
Cited
US1131712A
Cited
US1352922A
Cited
US1349578A
Cited
US1879735A
Cited
US1800976A
Cited
US1764979A
Cited
US1949304A
Cited
GB443199A
Cited
US2291940A
Cited
US2379295A
Cited
US2466779A
Cited
US2515639A
Cited
US2714866A
Cited
US2720367A
Cited
US2806441A
Cited
US2762584A
Cited
US2887977A
Cited
US2991026A
Cited
US2987893A
Cited
US2941495A
Cited
US2946306A
Cited
FR1244964A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |