US2975554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Press mold and method of operation
Assignee: OI Glass Inc
•
Filing: 1957-03-20
•
Granted: 1961-03-21
•
Expires: 1977-03-20
Abstract
No abstract record available.
Inventors
- 👤 William A Stutske
- 👤 Julius J Torok
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:33
CPC Classifications
C; C03; C03B; C03B11/00; C03B11/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US301427A
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US314969A
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US851904A
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US852129A
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US1125760A
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US2087470A
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GB501865A
Cited
US2393549A
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US2419763A
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GB648816A
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US2573365A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |