US3157145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Underwater glider
Assignee: Oceanic Systems Corp
•
Filing: 1960-12-07
•
Granted: 1964-11-17
•
Expires: 1980-12-07
Abstract
No abstract record available.
Inventors
- 👤 Franklyn E Farris
- 👤 Woodford M Rand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:13
CPC Classifications
B; B63; B63G; B63G8/00; B63G8/08; B63G8/14; B63G8/22; B63G8/24; B63G8/001; B63G2008/002; B63G2008/004; B63G8/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
AN UNDERWATER GLIDER PROPELLED FORWARDLY BY A CHANGE IN ITS BYOYANCY COMPRISING A HULL DEFINING A BALLAST COMPARTMENT, FOILS PROJECTING TRANSVERSELY FROM SAID HULL FOR COOPERATING TO HAVE HYDRO-DYNAMIC LIFT FORCES IMPOSED UPON SAID FOILS, STABILIZING MEANS ON SAID HULL FOR STABILIZING THE GLID PATH OF SAID GLIDER UNDERWATER, BALLAST CHANGING MEANS INCLUDING A GAS RESERVOIR WITHIN SAID HULL FOR CHANGING THE BYOYANCY OF SAID GLIDER BY CHANGING THE BALLAST WITH SAID BALLAST COMPATMENT, ACTUATING MEANS ON SAID GLIDER FOR OPERATING THE BALLAST CHANGING MEANS IN RESPONSE TO A SELECTED PARAMETER, CONTROL MEANS
Claim 2
Dependent Claim
93 words
AN UNDERWATER GLIDER PROPELLED FORWARDLY BY A CHANGE IN ITS BYOYANCY COMPRISING A HULL DEFINING A BALLAST COMPARTMENT, FOILS PROJECTING TRANSVERSELY FROM SAID HULL FOR COOPERATING TO HAVE HYDRO-DYNAMIC LIFT FORCES IMPOSED UPON SAID FOILS, STABILIZING MEANS ON SAID HULL FOR STABILIZING THE GLID PATH OF SAID GLIDER UNDERWATER, BALLAST CHANGING MEANS INCLUDING A GAS RESERVOIR WITHIN SAID HULL FOR CHANGING THE BYOYANCY OF SAID GLIDER BY CHANGING THE BALLAST WITH SAID BALLAST COMPATMENT, ACTUATING MEANS ON SAID GLIDER FOR OPERATING THE BALLAST CHANGING MEANS IN RESPONSE TO A SELECTED PARAMETER, CONTROL MEANS
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-17 | 1968-05-18 | 1968-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-17 | 1972-05-18 | 1972-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-17 | 1976-05-18 | 1976-11-17 | $7700.00 | Window Closed / Lapsed |