US4623582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet of glass
Assignee: Nippon Sheet Glass Co Ltd
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Filing: 1986-04-16
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Granted: 1986-11-18
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Expires: 2006-04-16
Abstract
Abstract A sheet of glass includes a baked ceramic paste disposed on a surface thereof and a baked silver paste disposed on the surface over the ceramic paste, the baked silver paste containing silver at a proportion of at least 60 wt %.
Inventors
- 👤 Jun Hasegawa
- 👤 Makoto Ueda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:18
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/84; C; C03; C03C; C03C17/00; C03C17/34; C03C17/36; C03C17/3602; C03C17/3607; C03C17/3644; C03C17/3655; C03C17/3668; C03C17/3673; C03C17/3681; B; B60; B60J; B60J1/00; B60J1/18; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24917; Y10T428/24926; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
43 words
A sheet of glass comprising: a surface; a baked ceramic paste disposed on said surface; and a baked silver paste disposed on said surface over said ceramic paste, said baked silver paste containing silver at a proportion of at least 60 wt %.
Claim 2
Dependent Claim
43 words
A sheet of glass comprising: a surface; a baked ceramic paste disposed on said surface; and a baked silver paste disposed on said surface over said ceramic paste, said baked silver paste containing silver at a proportion of at least 60 wt %.
Claim 3
Dependent Claim
25 words
A sheet of glass according to claim 1, wherein said baked silver paste has a thickness in the range of from 4 to 20 microns.
Claim 4
Dependent Claim
39 words
A sheet of glass according to claim 1, wherein said ceramic and silver pastes are baked at a temperature T (° C.) expressed by T<100 log h+570° C. where h is the thickness (microns) of said baked ceramic paste.
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) | 1989-11-17 | 1990-05-19 | 1990-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-11-17 | 1994-05-19 | 1994-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-11-17 | 1998-05-19 | 1998-11-18 | $7700.00 | Window Closed / Lapsed |