US3384508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of glazing semicrystalline glass-ceramic articles and resultant intermediate layer containing composite
Assignee: Corning Glass Works
•
Filing: 1964-01-08
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Granted: 1968-05-21
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Expires: 1984-01-08
Abstract
No abstract record available.
Inventors
- 👤 Harold F Bopp
- 👤 John E Megles
- 👤 Joseph W Morrissey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:30
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/02; Y; Y10; Y10T; Y10T428/00; Y10T428/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2157100A
Cited
US2294931A
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US2832695A
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US3146114A
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DE1082016B
Cited
US3220870A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |