Patent US3510914A successfully refreshed from Google Patents.
US3510914A
Expired / Lapsed
US
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Molding injection termination
Assignee: Bata Shoe Co Inc
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Filing: 1968-02-12
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Granted: 1970-05-12
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Expires: 1988-02-12
Abstract
No abstract record available.
Inventors
- 👤 Ladislav Hujik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:38
CPC Classifications
B; B29; B29D; B29D35/00; B29D35/0009; B29D35/0018; B29D35/0036; A; A43; A43B; A43B1/00; A43B1/0027
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) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |