Patent US3818213A successfully refreshed from Google Patents.
US3818213A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cast resin glow lamp product
Assignee: General Electric Co
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Filing: 1971-10-04
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Granted: 1974-06-18
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Expires: 1991-10-04
Abstract
Abstract A decorative article including a source of low level light is provided in a form which gives enhanced decorative effects. More specifically a small source of more concentrated light is incorporated with cast decorative elements so that a spreading and softening of the more concentrated light is achieved along with a heightening of the decorative appearance of the article due to distribution and emanation of light from cast portions.
Inventors
- 👤 P Rochford
- 👤 C Rochford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:11
CPC Classifications
F; F21; F21S; F21S8/00; F21S8/03; F21S8/033; F21S8/035
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
139 words
A decorative low level lighting article, said article comprising, a source of light of low heat emission, a pair of power blades, electrical connecting means for connecting said source of light to said pair of power blades, molded plastic, said molded plastic embedding said electrical connecting means, at least partially embedding said source of light, and partially embedding said pair of power blades, a cast Decorative diffuser and said diffuser at least partially embedding said molded plastic and being disposed to receive light passing through said molded plastic, and a first portion of said diffuser proximate said source of light being less than transparent to light of said source, and a second portion of said diffuser more remote than said first portion from said source of light being more transparent than said first portion of light of said source.
Claim 2
Dependent Claim
139 words
A decorative low level lighting article, said article comprising, a source of light of low heat emission, a pair of power blades, electrical connecting means for connecting said source of light to said pair of power blades, molded plastic, said molded plastic embedding said electrical connecting means, at least partially embedding said source of light, and partially embedding said pair of power blades, a cast Decorative diffuser and said diffuser at least partially embedding said molded plastic and being disposed to receive light passing through said molded plastic, and a first portion of said diffuser proximate said source of light being less than transparent to light of said source, and a second portion of said diffuser more remote than said first portion from said source of light being more transparent than said first portion of light of said source.
Claim 3
Dependent Claim
32 words
The article of claim 1 wherein said source of light is at least partially embedded in a cast layer of said plastic of higher light transmission than other portions of said diffuser.
Claim 4
Dependent Claim
19 words
The article of claim 1 wherein the depth of said diffuser is less than the width or height thereof.
Claim 5
Dependent Claim
27 words
The article of claim 1 wherein said source of light is elongated and the long dimension thereof is generally normal to the smallest dimension of said diffuser.
Claim 6
Dependent Claim
22 words
The article of claim 1 wherein said source of light is a glow lamp and said electrical connecting means includes a resistor.
Claim 7
Dependent Claim
17 words
The article of claim 1 wherein the outer edges of said diffuser are shaped to refract light.
Claim 8
Dependent Claim
32 words
The article of claim 1 wherein a surface, reflective to the light of said source, is disposed over the umembedded portion of said source of light to reflect light into said diffuser.
References Cited (Backward Citations)
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Cited
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US3020395A
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US3425146A
Cited
US3393310A
Cited
US3488485A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-06-17 | 1977-12-17 | 1978-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-17 | 1981-12-17 | 1982-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-17 | 1985-12-17 | 1986-06-18 | $7700.00 | Window Closed / Lapsed |