US3370452A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mobile forging manipulators
Assignee: Maschinenfabrik Sack GmbH
•
Filing: 1965-07-22
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Granted: 1968-02-27
•
Expires: 1985-07-22
Abstract
No abstract record available.
Inventors
- 👤 Sack Ernst Theodor
- 👤 Hansen Manfred
- 👤 Schenk Horst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:00
CPC Classifications
B; B21; B21J; B21J13/00; B21J13/08; B21J13/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2720800A
Cited
US2758734A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |