Patent US3216673A successfully refreshed from Google Patents.
US3216673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winged hull vehicle
Assignee: Lockheed Martin Corp
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Filing: 1963-06-06
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Granted: 1965-11-09
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Expires: 1983-06-06
Abstract
No abstract record available.
Inventors
- 👤 Horace J Alter
- 👤 Vsevolod B Koriagin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:06
CPC Classifications
B; B60; B60V; B60V1/00; B60V1/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A WINGED HULL VEHICLE COMPRISING: (A) A PAIR OF HILLS, SAID HULLS INCLUDING: (1) MEANS FOR ACCOMMODATING LANDING OF SAID VEHICLE, AND (2) SKIDS NORMALLY MOUNTED FLUSH WITHIN SAID HULLS, SAID SKIDS BEING EXTENDABLE TO PROVIDE A WATER PLANING SURFACE AND SURFACE TENSION BREAK MEANS FOR SAID VEHICLE; (B) A LOW ASPECT RATIO WING HAVING: (1) A RELATIVELY THICK CROSS-SECTION ADAPTED TO ACCOMMODATE A LARGE PAYLOAD, (2) A PORTION OF SAID WING CONNECTED BETWEEN SAID HULLS, (3) PORTIONS OF SAID WING FIXED TO AND EXTENDING OUTWARD FROM SAID HULLS, AND (4) INCLUDING WING TIPS AT THE EXTREMITIES THEREOF; (C) AN AIR BARRIER ATTACHED TO AND EXTENDING DOWNWARD FROM EACH SAID WING TIP, ACTUATING MEANS ASSOCIATED WITH EACH SAID AIR BARRIER TO FACILITATE BARRIER MOVEMENT WITH RESPECT TO SAID WING TIP TO WHICH IT IS ATTACHED; (D) AERODYNAMIC CONTROL MEANS CONNECTED TO SAID WING; AND (E) POWER MEANS CONNECTED TO SAID VEHICLE TO PROPEL SAME.
Claim 2
Dependent Claim
154 words
A WINGED HULL VEHICLE COMPRISING: (A) A PAIR OF HILLS, SAID HULLS INCLUDING: (1) MEANS FOR ACCOMMODATING LANDING OF SAID VEHICLE, AND (2) SKIDS NORMALLY MOUNTED FLUSH WITHIN SAID HULLS, SAID SKIDS BEING EXTENDABLE TO PROVIDE A WATER PLANING SURFACE AND SURFACE TENSION BREAK MEANS FOR SAID VEHICLE; (B) A LOW ASPECT RATIO WING HAVING: (1) A RELATIVELY THICK CROSS-SECTION ADAPTED TO ACCOMMODATE A LARGE PAYLOAD, (2) A PORTION OF SAID WING CONNECTED BETWEEN SAID HULLS, (3) PORTIONS OF SAID WING FIXED TO AND EXTENDING OUTWARD FROM SAID HULLS, AND (4) INCLUDING WING TIPS AT THE EXTREMITIES THEREOF; (C) AN AIR BARRIER ATTACHED TO AND EXTENDING DOWNWARD FROM EACH SAID WING TIP, ACTUATING MEANS ASSOCIATED WITH EACH SAID AIR BARRIER TO FACILITATE BARRIER MOVEMENT WITH RESPECT TO SAID WING TIP TO WHICH IT IS ATTACHED; (D) AERODYNAMIC CONTROL MEANS CONNECTED TO SAID WING; AND (E) POWER MEANS CONNECTED TO SAID VEHICLE TO PROPEL SAME.
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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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |