Patent US4895384A successfully refreshed from Google Patents.
US4895384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy tank
Assignee: Individual
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Filing: 1988-11-16
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Granted: 1990-01-23
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Expires: 2008-11-16
Abstract
Abstract A rollable toy tank including a flexible, tubular body, which is open at the transverse sides thereof, and which is adapted to be rolled forward on a supporting ground or water surface by a child crawling inside of the tubular body.
Inventors
- 👤 Patrick G. Kaiser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:01
CPC Classifications
B; B63; B63H; B63H1/00; B63H1/30; B63H1/34; A; A63; A63B; A63B19/00; A63B19/02; B63B; B63B34/00; B63B34/50; A63B2208/00; A63B2208/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A rollable toy tank comprising: (a) a flexible, tubular body adapted to be rollably disposed on a supporting medium; (b) said flexible tubular body comprising a closed loop-shaped band which is open at the transverse sides thereof; (c) said toy tank being adapted to be rolled forward on said supporting medium by a combination forward and downward directed force exerted on the internal surface of one end of the tubular body by the forward crawling action of at least one person inside of the tubular body; (d) the outer surface of the tubular body is provided with transverse tread means; (e) said tubular body is formed from a plurality of elongated, hollow members which are disposed in a side-by-side relationship to form a closed loop, and with adjacent members being fixed together; and, (f) said elongated, hollow members are formed from a thermal foam plastic material.
Claim 2
Dependent Claim
146 words
A rollable toy tank comprising: (a) a flexible, tubular body adapted to be rollably disposed on a supporting medium; (b) said flexible tubular body comprising a closed loop-shaped band which is open at the transverse sides thereof; (c) said toy tank being adapted to be rolled forward on said supporting medium by a combination forward and downward directed force exerted on the internal surface of one end of the tubular body by the forward crawling action of at least one person inside of the tubular body; (d) the outer surface of the tubular body is provided with transverse tread means; (e) said tubular body is formed from a plurality of elongated, hollow members which are disposed in a side-by-side relationship to form a closed loop, and with adjacent members being fixed together; and, (f) said elongated, hollow members are formed from a thermal foam plastic material.
References Cited (Backward Citations)
US2667349A
Cited
US4056289A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-01-22 | 1993-07-24 | 1994-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-01-22 | 1997-07-24 | 1998-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-01-22 | 2001-07-24 | 2002-01-23 | $7700.00 | Window Closed / Lapsed |