Patent EP0064289A2 successfully refreshed from Google Patents.
US2884531A
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US
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Closed loop discontinuous control system for production or processing machines
Assignee: Frieseke and Hoepfner GmbH
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Filing: 1955-02-15
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Granted: 1959-04-28
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Expires: 1975-02-15
Abstract
No abstract record available.
Inventors
- 👤 Bosch Julius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:12
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/22; B29C43/24; B29C43/245; B21; B21B; B21B37/00; B21B37/16; B21B37/165
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2051781A
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US2414524A
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US2566854A
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US2608717A
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US2601060A
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US2723350A
Cited
US2737186A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-27 | 1962-10-27 | 1963-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-27 | 1966-10-27 | 1967-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-27 | 1970-10-27 | 1971-04-28 | $7700.00 | Window Closed / Lapsed |