Patent US2682749A successfully refreshed from Google Patents.
US2682749A
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US
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Hydraulic apparatus for molding liners in jar closures
Assignee: Denison Engineering Co
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Filing: 1953-03-19
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Granted: 1954-07-06
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Expires: 1973-03-19
Abstract
No abstract record available.
Inventors
- 👤 Edwin C Pinsenschaum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:36
CPC Classifications
B; B29; B29C; B29C43/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1904864A
Cited
US2356336A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-05 | 1958-01-04 | 1958-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-05 | 1962-01-04 | 1962-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-05 | 1966-01-04 | 1966-07-06 | $7700.00 | Window Closed / Lapsed |