Patent US3826728A successfully refreshed from Google Patents.
US3826728A
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Transparent article having reduced solar radiation transmittance and method of making the same
Assignee: BOC Group Ltd
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Filing: 1972-05-15
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Granted: 1974-07-30
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Expires: 1992-05-15
Abstract
Abstract D R A W I N G A TRANSPARENT ARTICLE HAVING REDUCED SOLAR RADIATION TRANSMITTANCE WHICH COMPRISES A BODY OF TRANSPARENT GLASSY SILICEOUS MATERIAL HAVING A SMOOTH CONTINUOUS SURFACE AND A CONTINUOUS FILM OF NICKEL OR NICKEL-BASE ALLOYS SPUTTER-COATED ON SAID CONTINUOUS SURFACE TO A THICKNESS OF FROM 50 TO 400 A. THE ARTICLE MAY INCLUDE A CONTINUOUS PROTECTIVE LAYER OF A SILICEOUS OR ALUMINUM OXIDE MATERIAL OVERLAYING THE CONTINUOUS FILM. THE SPUTTER-COATING TECHNIQUE PERMITS THE METAL FILM TO BE DEPOSITED WITH GREATER UNIFORMITY AND PURITY. THE RESULTING ARTICLE MAIN-IMIZES THE TRANSMITTANCE OF RADIATION IN THE INFRA-RED RANGE FOR ANY SELECTED TRANSMITTANCE OF VISIBLE LIGHT.
Inventors
- 👤 D Chambers
- 👤 D Carmichael
- 👤 C Wan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:03
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/34; C03C17/36; C03C17/3602; C03C17/3605; C03C17/06; C03C17/09; C03C17/3649; C03C17/3657; C03C17/366; C03C17/3681; C23; C23C; C23C14/00; C23C14/06; C23C14/14; C23C14/18; C23C14/185; C23C14/20; C03C2217/00; C03C2217/20; C03C2217/25; C03C2217/263; C03C2218/00; C03C2218/10; C03C2218/15; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31786; Y10T428/31794
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-07-29 | 1978-01-28 | 1978-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-29 | 1982-01-28 | 1982-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-29 | 1986-01-28 | 1986-07-30 | $7700.00 | Window Closed / Lapsed |