Patent US3147733A successfully refreshed from Google Patents.
US3147733A
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Assignee: Buehler Corp
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Filing: 1963-05-01
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Granted: 1964-09-08
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Expires: 1983-05-01
Abstract
No abstract record available.
Inventors
- 👤 William N Engel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:24
CPC Classifications
B; B63; B63H; B63H11/00; B63H11/01; B63B; B63B13/00; B63B13/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
IN A JET BOAT AN INTAKE ARRANGEMENT COMPRISING A DOWNWARDLY FACING INTAKE OPENING ARRANGED GENERALLY PARALLEL TO LIQUID FLOW, A PLURALITY OF SPACED ELONGATED BARS MOUNTED UPSTREAM OF SAID OPENING AND HAVING FREE PORTIONS EXTENDING DOWNSTREAM IN COVERING RELATION TO SAID INTAKE OPENING, SAID BARS EXTENDING NEARLY COMPLETELY ACROSS SAID INTAKE OPENING AND HAVING DISTAL ENDS WHICH ARE SPACED DOWNWARDLY AND UPSTREAM OF THE DOWNSTREAM EDGE PORTION OF SAID INTAKE OPENING.
Claim 2
Dependent Claim
71 words
IN A JET BOAT AN INTAKE ARRANGEMENT COMPRISING A DOWNWARDLY FACING INTAKE OPENING ARRANGED GENERALLY PARALLEL TO LIQUID FLOW, A PLURALITY OF SPACED ELONGATED BARS MOUNTED UPSTREAM OF SAID OPENING AND HAVING FREE PORTIONS EXTENDING DOWNSTREAM IN COVERING RELATION TO SAID INTAKE OPENING, SAID BARS EXTENDING NEARLY COMPLETELY ACROSS SAID INTAKE OPENING AND HAVING DISTAL ENDS WHICH ARE SPACED DOWNWARDLY AND UPSTREAM OF THE DOWNSTREAM EDGE PORTION OF SAID INTAKE OPENING.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |