Patent US3052812A successfully refreshed from Google Patents.
US3052812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible electroluminescent strand
Assignee: Raytheon Co
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Filing: 1959-12-23
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Granted: 1962-09-04
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Expires: 1979-12-23
Abstract
No abstract record available.
Inventors
- 👤 Frank W Dow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:19
CPC Classifications
H; H05; H05B; H05B33/00; H05B33/12; H05B33/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A FLEXIBLE ELECRTOLUMINESCENT STRAND CONSISTING ESSENTIALLY OF A FIRST COPPER WIRE HAVING A DIAMETER OF ABOUT 0.007 IN., A SECOND COPPER WIRE HAVING A DIAMETER OF ABOUT 0.002 IN. COATED WITH A HIGH DIELECTRIC MATERIAL AND WOUND AROUND THE FIRST WIRE, AND AN ELECTROLUMINESCENT PHOSPHOR COATING APPLIED TO THE SURFACE OF THE FIRST WIRE AND ENGAGING THE SURFACE OF THE DIELECTRIC COATING OF THE SECOND WIRE.
Claim 2
Dependent Claim
66 words
A FLEXIBLE ELECRTOLUMINESCENT STRAND CONSISTING ESSENTIALLY OF A FIRST COPPER WIRE HAVING A DIAMETER OF ABOUT 0.007 IN., A SECOND COPPER WIRE HAVING A DIAMETER OF ABOUT 0.002 IN. COATED WITH A HIGH DIELECTRIC MATERIAL AND WOUND AROUND THE FIRST WIRE, AND AN ELECTROLUMINESCENT PHOSPHOR COATING APPLIED TO THE SURFACE OF THE FIRST WIRE AND ENGAGING THE SURFACE OF THE DIELECTRIC COATING OF THE SECOND WIRE.
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) | 1965-09-03 | 1966-03-05 | 1966-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-03 | 1970-03-05 | 1970-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-03 | 1974-03-05 | 1974-09-04 | $7700.00 | Window Closed / Lapsed |