US3490984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Art of producing high-strength surface-crystallized,glass bodies
Assignee: OI Glass Inc
•
Filing: 1965-12-30
•
Granted: 1970-01-20
•
Expires: 1985-12-30
Abstract
No abstract record available.
Inventors
- 👤 Richard W Petticrew
- 👤 Charles E Schott
- 👤 William E Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:55
CPC Classifications
C; C03; C03C; C03C10/00; C03C10/0018; C03C10/0027; C03C10/0036; C03C10/0045; Y; Y10; Y10T; Y10T428/00; Y10T428/31; Y10T428/315
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3282711A
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US3022180A
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US3022179A
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US3113877A
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US3298553A
Cited
US3282712A
Cited
US3275493A
Cited
US3253975A
Cited
US3252811A
Cited
US3380818A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |