Patent US4559891A successfully refreshed from Google Patents.
US4559891A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pontoon
Assignee: Individual
•
Filing: 1984-07-09
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Granted: 1985-12-24
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Expires: 2004-07-09
Abstract
Abstract A pontoon utilizing a container having a bottom portion and side portions which extend upwardly from the bottom. The top of the container is covered by a cap which may be moldable material, such as concrete. The cap is held to the container forming a pontoon.
Inventors
- 👤 Myron L. Shorter, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:31
CPC Classifications
B; B63; B63B; B63B35/00; B63B35/34
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
103 words
A pontoon for use in floating docks comprising: a. a preformed container comprising a bottom portion, and side portions extending upwardly therefrom forming a top portion; b. a moldable cap covering said top portion of said container; said moldable cap having an upper surface useable as a platform; and c. means for holding said moldable cap to said preformed container, including a flange extending from a part of said side portions of said container, said flange being moldably embedded within said moldable cap, said preformed container and moldable cap held thereto being floatable in water with said moldable cap above said preformed container.
Claim 2
Dependent Claim
103 words
A pontoon for use in floating docks comprising: a. a preformed container comprising a bottom portion, and side portions extending upwardly therefrom forming a top portion; b. a moldable cap covering said top portion of said container; said moldable cap having an upper surface useable as a platform; and c. means for holding said moldable cap to said preformed container, including a flange extending from a part of said side portions of said container, said flange being moldably embedded within said moldable cap, said preformed container and moldable cap held thereto being floatable in water with said moldable cap above said preformed container.
Claim 3
Dependent Claim
16 words
The pontoon of claim 1 in which said moldable cap is formed of a concrete-like material.
Claim 4
Dependent Claim
46 words
The pontoon of claim 1 in which said moldable cap includes a member extending from the periphery of said moldable cap, said member including a rod extending from the top to the bottom of said member, said rod holding at least one stringer along the pontoon.
Claim 5
Dependent Claim
55 words
The pontoon of claim 1 in which said moldable cap includes a shaft having a first portion, inside said moldable cap, and a second portion extending to the exterior of said moldable cap, one stringer along one side of said pontoon and means for holding said one stringer to said second portion of said shaft.
Claim 6
Dependent Claim
47 words
The pontoon of claim 4 in which said first portion of said shaft extends through said moldable cap to another side of said pontoon and said shaft further includes a third portion extending to the exterior of said moldable cap along said another side of said pontoon.
Claim 7
Dependent Claim
35 words
The pontoon of claim 4 in which said pontoon further includes another stringer extending along said another side of said pontoon, and means for holding said another stringer to said third portion of said shaft.
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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) | 1988-12-23 | 1989-06-24 | 1989-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-12-23 | 1993-06-24 | 1993-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-12-23 | 1997-06-24 | 1997-12-24 | $7700.00 | Window Closed / Lapsed |