US3344764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floating body
Assignee: Individual
•
Filing: 1965-05-03
•
Granted: 1967-10-03
•
Expires: 1985-05-03
Abstract
No abstract record available.
Inventors
- 👤 Ziermann Attila
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 06:46
CPC Classifications
B; B63; B63B; B63B34/00; B63B34/50; B63B35/00; B63B35/44; B63B2035/4426; B63B2231/00; B63B2231/40; Y; Y02; Y02A; Y02A30/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A FLOATING BODY COMPRISING A NUMBER OF FLOATING CHAMBERS OPEN AT THEIR LOWER END AND CLOSED AT THEIR UPPER END, SAID CHAMBERS BEING RIGIDLY INTERCONNECTED SIDE BY SIDE, AT LEAST THREE CHAMBERS BEING DISPOSED IN SYMMETRICAL DISTRIBUTION RELATIVELY TO A VERTICAL PLANE THROUGH THE CENTER POINT OF THE BODY, AND A FLOW CONNECTION OF HIGH FLOW RESISTANCE FROM A PLACE VERTICALLY SPACED FROM SAID UPPER END AND FROM THE RIM OF SAID OPENING OF EACH CHAMBER TO THE OUTSIDE OF THE CHAMBER, AN AIR CUSHION BEING FORMED IN EACH CHAMBER SUBSTANTIALLY BETWEEN SAID PLACE AND SAID UPPER END WHEN THE FLOATING BODY IS POSITIONED FOR USE IN WATER.
Claim 2
Dependent Claim
108 words
A FLOATING BODY COMPRISING A NUMBER OF FLOATING CHAMBERS OPEN AT THEIR LOWER END AND CLOSED AT THEIR UPPER END, SAID CHAMBERS BEING RIGIDLY INTERCONNECTED SIDE BY SIDE, AT LEAST THREE CHAMBERS BEING DISPOSED IN SYMMETRICAL DISTRIBUTION RELATIVELY TO A VERTICAL PLANE THROUGH THE CENTER POINT OF THE BODY, AND A FLOW CONNECTION OF HIGH FLOW RESISTANCE FROM A PLACE VERTICALLY SPACED FROM SAID UPPER END AND FROM THE RIM OF SAID OPENING OF EACH CHAMBER TO THE OUTSIDE OF THE CHAMBER, AN AIR CUSHION BEING FORMED IN EACH CHAMBER SUBSTANTIALLY BETWEEN SAID PLACE AND SAID UPPER END WHEN THE FLOATING BODY IS POSITIONED FOR USE IN WATER.
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |