Patent US2509996A successfully refreshed from Google Patents.
US2509996A
Expired / Lapsed
US
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Collapsible feeder head for balers
Assignee: EMMA S TALLMAN
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Filing: 1944-05-10
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Granted: 1950-05-30
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Expires: 1964-05-10
Abstract
No abstract record available.
Inventors
- 👤 Leslie R Tallman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:36
CPC Classifications
A; A01; A01F; A01F15/00; A01F15/08; A01F15/10; A01F15/101; A01F2015/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US455731A
Cited
GB190509532A
Cited
US1164992A
Cited
US1215014A
Cited
US1536562A
Cited
US1749509A
Cited
US1721906A
Cited
DE525349C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-29 | 1953-11-28 | 1954-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-29 | 1957-11-28 | 1958-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-29 | 1961-11-28 | 1962-05-30 | $7700.00 | Window Closed / Lapsed |