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US3458143A
Expired / Lapsed
US
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Feeding device
Assignee: Condux Werk Herbert A Merges KG
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Filing: 1965-06-22
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Granted: 1969-07-29
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Expires: 1985-06-22
Abstract
No abstract record available.
Inventors
- 👤 Karl Hofmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:35
CPC Classifications
B; B02; B02C; B02C18/00; B02C18/06; B02C18/14; B02C18/148; B02C23/00; B02C23/08; B02C23/16; B02C2023/165
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3126138A
Cited
US3186278A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |