US2701061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oscillating device with two counter-oscillating masses
Assignee: Krupp Stahlbau Rheinhausen
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Filing: 1951-10-02
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Granted: 1955-02-01
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Expires: 1971-10-02
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm F Kluge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:33
CPC Classifications
B; B07; B07B; B07B1/00; B07B1/28; B07B1/40; B06; B06B; B06B1/00; B06B1/10
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-31 | 1958-08-02 | 1959-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-31 | 1962-08-02 | 1963-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-31 | 1966-08-02 | 1967-02-01 | $7700.00 | Window Closed / Lapsed |