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Patent US2711897A successfully refreshed from Google Patents.
US2711897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feeding machine
Assignee: Individual
•
Filing: 1950-12-22
•
Granted: 1955-06-28
•
Expires: 1970-12-22
Abstract
No abstract record available.
Inventors
- 👤 Sigwald C Grunlee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:12
CPC Classifications
B; B65; B65H; B65H39/00; B65H39/02; B65H39/04; B65H39/055
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1312539A
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US1442997A
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US1689668A
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US1745616A
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US2020027A
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US1977369A
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US2097301A
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US2298368A
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US2057279A
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US2220073A
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US2219608A
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US2251943A
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US2621039A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-27 | 1958-12-27 | 1959-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-27 | 1962-12-27 | 1963-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-27 | 1966-12-27 | 1967-06-28 | $7700.00 | Window Closed / Lapsed |