Patent US2491179A successfully refreshed from Google Patents.
US2491179A
Expired / Lapsed
US
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Feeding apparatus having rotatable cylinder with vanes arranged for free engagement connection with auxiliary drum
Assignee: HOLLY MOLDING DEVICES Inc
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Filing: 1943-07-09
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Granted: 1949-12-13
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Expires: 1963-07-09
Abstract
No abstract record available.
Inventors
- 👤 Harry H Holly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:20
CPC Classifications
A; A22; A22C; A22C7/00; A22C7/0023; A22C7/003; A22C7/0076
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-12 | 1953-06-13 | 1953-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-12 | 1957-06-13 | 1957-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-12 | 1961-06-13 | 1961-12-13 | $7700.00 | Window Closed / Lapsed |