US2958897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mold opening device
Assignee: NYE RUBBER Co
•
Filing: 1959-01-19
•
Granted: 1960-11-08
•
Expires: 1979-01-19
Abstract
No abstract record available.
Inventors
- 👤 Ohio C Millhoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:49
CPC Classifications
B; B29; B29C; B29C35/00; B29C35/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1797176A
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US1809856A
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US1871642A
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US2135299A
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US2272887A
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US2642782A
Cited
US2624915A
Cited
US2718030A
Cited
US2827683A
Cited
US2912717A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |