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Patent US4470218A successfully refreshed from Google Patents.
US4470218A
Expired / Lapsed
US
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Toy balloon
Assignee: Individual
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Filing: 1983-09-19
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Granted: 1984-09-11
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Expires: 2003-09-19
Abstract
Abstract A toy balloon which can be shot out accompanying a noise by the thrust developed during the expelling of the charged air when the inflated balloon is released from restraining, including an envelope with profile shaped to have minimum resistance to the air and an integral inflating mouth having thinner wall than other portions.
Inventors
- 👤 Kuo-Liang Yu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:39
CPC Classifications
A; A63; A63H; A63H27/00; A63H27/10; A63H2027/1075
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A balloon comprising: (a) a first inflatable section having a fusiform forward portion and a tubular rear portion whereby the balloon is propelled in a generally forward direction during expulsion of air from the first section; and (b) a second inflatable section of cylindrical shape integrally connected at its one end to the tubular portion of the first inflatable section and open to atmosphere at its other end, the thickness of the wall of the second section being less than that of the first section whereby air passing through the second section from the first section causes the walls of the second section to vibrate and produce a sound.
Claim 2
Dependent Claim
109 words
A balloon comprising: (a) a first inflatable section having a fusiform forward portion and a tubular rear portion whereby the balloon is propelled in a generally forward direction during expulsion of air from the first section; and (b) a second inflatable section of cylindrical shape integrally connected at its one end to the tubular portion of the first inflatable section and open to atmosphere at its other end, the thickness of the wall of the second section being less than that of the first section whereby air passing through the second section from the first section causes the walls of the second section to vibrate and produce a sound.
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) | 1987-09-11 | 1988-03-12 | 1988-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-09-11 | 1992-03-12 | 1992-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-09-11 | 1996-03-12 | 1996-09-11 | $7700.00 | Window Closed / Lapsed |