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Patent US3420698A successfully refreshed from Google Patents.
US3420698A
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US
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Method of staining glass and glass staining compositions
Assignee: OI Glass Inc
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Filing: 1964-10-05
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Granted: 1969-01-07
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Expires: 1984-10-05
Abstract
No abstract record available.
Inventors
- 👤 Allison L Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:27
CPC Classifications
C; C03; C03C; C03C21/00; C03C21/008; C03C17/00; C03C17/22; C03C2217/00; C03C2217/20; C03C2217/29; C03C2218/00; C03C2218/10; C03C2218/11; C03C2218/119; C03C2218/17
Claims Analysis
Total Claims: 0
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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) | 1972-01-07 | 1972-07-08 | 1973-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-07 | 1976-07-08 | 1977-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-07 | 1980-07-08 | 1981-01-07 | $7700.00 | Window Closed / Lapsed |