US3445209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for initiating and controlling crystallization of glass
Assignee: OI Glass Inc
•
Filing: 1965-10-20
•
Granted: 1969-05-20
•
Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Saara K Asunmaa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:03
CPC Classifications
C; C03; C03C; C03C10/00; C03C10/0009; C03C23/00; C03C23/0005; C03C23/002; C03C23/003; C03C23/0035
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2515407A
Cited
US2515943A
Cited
US3173850A
Cited
US3282711A
Cited
US3161528A
Cited
US3232926A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-19 | 1972-11-18 | 1973-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-19 | 1976-11-18 | 1977-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-19 | 1980-11-18 | 1981-05-20 | $7700.00 | Window Closed / Lapsed |