US3694337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sputtering method for manufacturing transparent,heat ray reflecting glass
Assignee: Nippon Sheet Glass Co Ltd
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Filing: 1971-01-04
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Granted: 1972-09-26
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Expires: 1991-01-04
Abstract
Abstract A TRANSPARENT, HEAT RAY REFLECTING GLASS ARTICLE COMPRISING A GLASS SHEET ON AT LEAST ONE SURFACE OF WHICH A HEAT RAY REFLECTING COATING IS FORMED, SAID HEAT RAY REFLECTING COATING COMPRISING A FIRST LAYER CONSISTING ESSENTIALLY OF A COPPER-NICEL ALLOY CONTAINING 5-15% BY WEIGHT OF NICKEL, AND A SECOND LAYER COMPOSED OF AN OXIDE OF SAID ALLOY, WHICH IS TIGHTLY BONDED ON SAID FIRST LAYER, AND A PROCESS FOR PREPARATION OF THE SAME.
Inventors
- 👤 Akira Kushihashi
- 👤 Seiichiro Manabe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:07
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/06; C23C14/14; C23C14/18; C23C14/185; C03; C03C; C03C17/00; C03C17/22; C03C17/23; C03C17/27; C23C14/58; C23C14/5826; C23C14/5846; C23C14/5853; C03C2217/00; C03C2217/20; C03C2217/21; C03C2217/23; C03C2218/00; C03C2218/10; C03C2218/15; C03C2218/154; C03C2218/30; C03C2218/32; C03C2218/322
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-09-26 | 1976-03-27 | 1976-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-09-26 | 1980-03-27 | 1980-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-09-26 | 1984-03-27 | 1984-09-26 | $7700.00 | Window Closed / Lapsed |