US3577273A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Producing a transparent copper coating on a surface
Assignee: SCAN GOBAIN GLASS AS
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Filing: 1968-11-12
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Granted: 1971-05-04
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Expires: 1988-11-12
Abstract
Abstract A COPPER COATING HAVING A PERMANENT VALUE OF ELECTRICAL RESISTANCE IS PROVIDED ON A NON-METALLIC SURFACE, SPECIALLY A GLASS SURFACE, BY MEANS OF A TREATMENT WITH A SOLUTION OF SNF2.
Inventors
- 👤 Leif Erik Roland Soderberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:15
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/06; C03C17/10; C23; C23C; C23C18/00; C23C18/16; C23C18/18; C23C18/1851; C23C18/1872; C23C18/1886; C23C18/1893; C23C18/31
Claims Analysis
Total Claims: 0
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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) | 1974-05-03 | 1974-11-02 | 1975-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-03 | 1978-11-02 | 1979-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-03 | 1982-11-02 | 1983-05-04 | $7700.00 | Window Closed / Lapsed |