Patent US3113389A successfully refreshed from Google Patents.
US3113389A
Expired / Lapsed
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Dredging apparatus
Assignee: FAVORS VUSKOVICH AND BATTISTELL Inc
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Filing: 1962-12-05
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Granted: 1963-12-10
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Expires: 1982-12-05
Abstract
No abstract record available.
Inventors
- 👤 Vincent M Vuskovich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:52
CPC Classifications
A; A01; A01K; A01K80/00; E; E02; E02F; E02F5/00; E02F5/28; E02F5/285
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
AN APPARATUS SUITABLE FOR DREDGING MARINE MATTER DEPOSITED OR EMBEDDED IN AN IRREGULAR BED OF A BODY OF WATER COMPRISING A FRAME, AT LEAST ONE MOVABLE CROSS BAR MEMBER OPERATIVELY CONNECTED TO SAID FRAME FOR MOVEMENT RELATIVE TO SAID FRAME IN A SUBSTANTIALLY VERTICAL PLANE, SAID CROSS BAR MEMBER HAVING A PLURALITY OF DOWNWARDLY PROJECTING RAKING TEETH, A TRAILING PERFORATE RECEPTACLE MEANS HAVING THE UPPER PERIPHERAL MOUTH PORTION THEREOF SECURED TO SAID FRAME AND THE LOWER PERIPHERAL MOUTH PORTION THEREOF SECURED TO SAID MOVABLE CROSS BAR MEMBER AND BIASING MEANS MOUNTED ON SAID APPARATUS FOR URGING SAID MOVABLE BAR MEMBER DOWNWARDLY RELATIVE TO SAID FRAME.
Claim 2
Independent Claim
105 words
AN APPARATUS SUITABLE FOR DREDGING MARINE MATTER DEPOSITED OR EMBEDDED IN AN IRREGULAR BED OF A BODY OF WATER COMPRISING A FRAME, AT LEAST ONE MOVABLE CROSS BAR MEMBER OPERATIVELY CONNECTED TO SAID FRAME FOR MOVEMENT RELATIVE TO SAID FRAME IN A SUBSTANTIALLY VERTICAL PLANE, SAID CROSS BAR MEMBER HAVING A PLURALITY OF DOWNWARDLY PROJECTING RAKING TEETH, A TRAILING PERFORATE RECEPTACLE MEANS HAVING THE UPPER PERIPHERAL MOUTH PORTION THEREOF SECURED TO SAID FRAME AND THE LOWER PERIPHERAL MOUTH PORTION THEREOF SECURED TO SAID MOVABLE CROSS BAR MEMBER AND BIASING MEANS MOUNTED ON SAID APPARATUS FOR URGING SAID MOVABLE BAR MEMBER DOWNWARDLY RELATIVE TO SAID FRAME.
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) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |