US3205852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor bottom boat
Assignee: Individual
•
Filing: 1964-12-17
•
Granted: 1965-09-14
•
Expires: 1984-12-17
Abstract
No abstract record available.
Inventors
- 👤 Berger M Shepard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:38
CPC Classifications
B; B60; B60F; B60F3/00; B60F3/0007; B60F3/0015; B62; B62D; B62D55/00; B62D55/06; B63; B63H; B63H1/00; B63H1/30; B63H1/34; Y; Y02; Y02T; Y02T70/00; Y02T70/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A BOAT OF THE CLASS DESCRIBED COMPRISING A HULL CAPABLE OF FLOATING SAID BOAT BY DISPLACEMENT, ENDLESS TRACK MEANS DISPOSED UNDER SAID HULL FOR SUPPORTING SAID HULL COMPLETELY ABOVE THE SURFACE OF THE WATER WHEN UNDER WAY, AND MEANS FOR VARYING THE ANGLE OF ENTRANCE OF THE TRACK MEANS INTO CONTACT WITH THE WATER.
Claim 2
Dependent Claim
54 words
A BOAT OF THE CLASS DESCRIBED COMPRISING A HULL CAPABLE OF FLOATING SAID BOAT BY DISPLACEMENT, ENDLESS TRACK MEANS DISPOSED UNDER SAID HULL FOR SUPPORTING SAID HULL COMPLETELY ABOVE THE SURFACE OF THE WATER WHEN UNDER WAY, AND MEANS FOR VARYING THE ANGLE OF ENTRANCE OF THE TRACK MEANS INTO CONTACT WITH THE WATER.
References Cited (Backward Citations)
US2091958A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |