US4023289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metallic powder fluid suspension
Assignee: Individual
•
Filing: 1976-02-02
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Granted: 1977-05-17
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Expires: 1996-02-02
Abstract
Abstract A liquid vehicle, holding metallic particles in sustained suspension and usable for viewable aesthetic display purposes, the vehicle being a solution of water, soap, and optional coloring agent.
Inventors
- 👤 William G. Crawford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:45
CPC Classifications
G; G09; G09F; G09F19/00; G09F19/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
An aesthetically viewable device comprising a substantially transparent container means, a viewable substance confined within said container means; said substance comprising a solution of greater than ninety percent water and less than five percent soap, consisting of a mixture of water soluble alkali metal group salts of fatty acids, and a quantity of metallic particles held in individual particle suspension within said solution; said metallic particles comprising a powder of metal from a class of metals respective particles of which normally exhibit mutual adherence said substance is comprised of substantially 95 percent water, substantially two percent coloring agent, substantially 2 percent of said soap, and substantially 1 percent of said metallic powder.
Claim 2
Dependent Claim
112 words
An aesthetically viewable device comprising a substantially transparent container means, a viewable substance confined within said container means; said substance comprising a solution of greater than ninety percent water and less than five percent soap, consisting of a mixture of water soluble alkali metal group salts of fatty acids, and a quantity of metallic particles held in individual particle suspension within said solution; said metallic particles comprising a powder of metal from a class of metals respective particles of which normally exhibit mutual adherence said substance is comprised of substantially 95 percent water, substantially two percent coloring agent, substantially 2 percent of said soap, and substantially 1 percent of said metallic powder.
References Cited (Backward Citations)
US1458050A
Cited
US3432941A
Cited
US3522186A
Cited
US3531635A
Cited
GB1232311A
Cited
US3593444A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-05-16 | 1980-11-15 | 1981-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-05-16 | 1984-11-15 | 1985-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-05-16 | 1988-11-15 | 1989-05-17 | $7700.00 | Window Closed / Lapsed |