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US3011657A
Expired / Lapsed
US
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Apparatus for inverting long and heavy structural parts
Assignee: Alweg Forschung GmbH
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Filing: 1958-04-22
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Granted: 1961-12-05
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Expires: 1978-04-22
Abstract
No abstract record available.
Inventors
- 👤 Schutze George
- 👤 Barthelmess Hermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:49
CPC Classifications
B; B28; B28B; B28B7/00; B28B7/08; B28B7/087
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1440888A
Cited
FR580765A
Cited
GB250695A
Cited
US1703766A
Cited
GB293145A
Cited
US2769557A
Cited
US2814395A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |