Patent US3640242A successfully refreshed from Google Patents.
US3640242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal flag
Assignee: Individual
•
Filing: 1970-11-04
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Granted: 1972-02-08
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Expires: 1990-11-04
Abstract
Abstract A safety device for water skiers, the device comprising a flag secured to a dowel which can be waved from a boat to warn other boats that a towed skier is down in the water, the flag upon its outer side being painted bright orange, the flag being able to be turned inside out so to change colors.
Inventors
- 👤 Frank Guinn
- 👤 George P Baba
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:25
CPC Classifications
G; G09; G09F; G09F17/00; G09F2017/0083
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
223 words
In a safety device for water skiers, the combination of a flag supported upon a dowel staff, said dowel staff being made of any suitable material and said flag being supported from an upper portion thereof, and said flag having self-contained means for selectively displaying a bright orange field or a call for help, said means comprising said flag being comprised of an inverted pocket member of rectangular shape and made of a material which is suitable so to permit being turned inside out, said pocket member including a fold along an upper edge of two panels which are accordingly positioned along side each other so to form a pocket there between, each of said panels having an outer side and an inner side, said outer side being painted in bright orange color whereas the inner side of each said panel has the word ''''help'''' imprinted thereupon, one vertical edge of each said panel being fixedly secured to an upper side portion of said dowel staff, and the opposite vertical edge of each said panels being secured together by means of a stitch, and a lower edge of both said panels being left unattached so to form an elongated opening to said pocket thus formed, and said flag being adaptable to be turned inside out selectively for being waved from said dowel staff.
Claim 2
Dependent Claim
223 words
In a safety device for water skiers, the combination of a flag supported upon a dowel staff, said dowel staff being made of any suitable material and said flag being supported from an upper portion thereof, and said flag having self-contained means for selectively displaying a bright orange field or a call for help, said means comprising said flag being comprised of an inverted pocket member of rectangular shape and made of a material which is suitable so to permit being turned inside out, said pocket member including a fold along an upper edge of two panels which are accordingly positioned along side each other so to form a pocket there between, each of said panels having an outer side and an inner side, said outer side being painted in bright orange color whereas the inner side of each said panel has the word ''''help'''' imprinted thereupon, one vertical edge of each said panel being fixedly secured to an upper side portion of said dowel staff, and the opposite vertical edge of each said panels being secured together by means of a stitch, and a lower edge of both said panels being left unattached so to form an elongated opening to said pocket thus formed, and said flag being adaptable to be turned inside out selectively for being waved from said dowel staff.
References Cited (Backward Citations)
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-02-07 | 1975-08-09 | 1976-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-07 | 1979-08-09 | 1980-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-07 | 1983-08-09 | 1984-02-08 | $7700.00 | Window Closed / Lapsed |