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US4746458A
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US
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Photovoltaic material
Assignee: Individual
•
Filing: 1986-08-01
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Granted: 1988-05-24
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Expires: 2006-08-01
Abstract
Abstract A photovoltaic material comprises an open-cellular foam material having an internal surface area with a photoelectric semiconductor material formed thereon. The material may further include a phosphor layer on the photoelectric layer.
Inventors
- 👤 Gregory R. Brotz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:58
CPC Classifications
G; G21; G21H; G21H1/00; G21H1/06; Y; Y10; Y10T; Y10T428/00; Y10T428/30
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
25 words
A photovoltaic material comprising: an open-cellular foam material having an internal surface area; and a photoelectric semiconductor material layer on said foam's internal surface area.
Claim 2
Dependent Claim
25 words
A photovoltaic material comprising: an open-cellular foam material having an internal surface area; and a photoelectric semiconductor material layer on said foam's internal surface area.
Claim 3
Dependent Claim
15 words
The material of claim 1 further including a phosphor layer on said photoelectric material layer.
References Cited (Backward Citations)
US3956195A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-05-24 | 1991-11-23 | 1992-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-05-24 | 1995-11-23 | 1996-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-05-24 | 1999-11-23 | 2000-05-24 | $7700.00 | Window Closed / Lapsed |